./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9 --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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:51:26,169 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:51:26,230 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 22:51:26,234 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:51:26,235 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:51:26,257 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:51:26,258 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:51:26,258 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:51:26,259 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:51:26,259 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:51:26,260 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:51:26,260 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:51:26,261 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:51:26,261 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:51:26,262 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:51:26,262 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:51:26,263 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:51:26,263 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:51:26,264 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:51:26,264 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:51:26,264 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:51:26,265 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:51:26,266 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:51:26,266 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:51:26,266 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:51:26,267 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:51:26,267 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:51:26,268 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:51:26,268 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:51:26,268 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_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-12-02 22:51:26,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:51:26,516 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:51:26,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:51:26,519 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:51:26,520 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:51:26,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-12-02 22:51:29,212 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:51:29,368 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:51:29,369 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-12-02 22:51:29,377 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/0792d5c6b/df46351b4b684ca69092ac8e9a55eacd/FLAG69a0a53d4 [2023-12-02 22:51:29,389 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/0792d5c6b/df46351b4b684ca69092ac8e9a55eacd [2023-12-02 22:51:29,391 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:51:29,392 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:51:29,393 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:51:29,394 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:51:29,398 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:51:29,399 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,400 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b20be95 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29, skipping insertion in model container [2023-12-02 22:51:29,400 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,431 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:51:29,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:51:29,615 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:51:29,645 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:51:29,653 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:51:29,653 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:51:29,661 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:51:29,661 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29 WrapperNode [2023-12-02 22:51:29,662 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:51:29,663 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:51:29,663 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:51:29,663 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:51:29,670 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,679 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,704 INFO L138 Inliner]: procedures = 25, calls = 47, calls flagged for inlining = 14, calls inlined = 20, statements flattened = 236 [2023-12-02 22:51:29,705 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:51:29,705 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:51:29,705 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:51:29,706 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:51:29,715 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,715 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,719 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,719 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,730 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,734 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,737 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,739 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,744 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:51:29,745 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:51:29,745 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:51:29,745 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:51:29,746 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:29" (1/1) ... [2023-12-02 22:51:29,750 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:51:29,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:51:29,776 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:51:29,787 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:51:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:51:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:51:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:51:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:51:29,815 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:51:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:51:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:51:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:51:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 22:51:29,816 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 22:51:29,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:51:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:51:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:51:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:51:29,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:51:29,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:51:29,818 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:51:29,819 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:51:29,931 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:51:29,933 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:51:30,346 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:51:30,508 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:51:30,508 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 22:51:30,510 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:30 BoogieIcfgContainer [2023-12-02 22:51:30,510 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:51:30,511 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:51:30,511 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:51:30,521 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:51:30,521 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:30" (1/1) ... [2023-12-02 22:51:30,522 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:51:30,526 INFO L158 Benchmark]: Toolchain (without parser) took 1132.43ms. Allocated memory is still 176.2MB. Free memory was 137.5MB in the beginning and 66.6MB in the end (delta: 71.0MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,526 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:51:30,527 INFO L158 Benchmark]: CACSL2BoogieTranslator took 268.40ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 124.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,528 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.16ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 122.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,529 INFO L158 Benchmark]: Boogie Preprocessor took 38.68ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 120.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,529 INFO L158 Benchmark]: RCFGBuilder took 765.56ms. Allocated memory is still 176.2MB. Free memory was 120.8MB in the beginning and 68.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,530 INFO L158 Benchmark]: CodeCheck took 13.03ms. Allocated memory is still 176.2MB. Free memory was 68.4MB in the beginning and 66.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:30,533 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 0.18ms. Allocated memory is still 104.9MB. Free memory was 70.7MB in the beginning and 70.7MB in the end (delta: 30.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 268.40ms. Allocated memory is still 176.2MB. Free memory was 137.0MB in the beginning and 124.9MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.16ms. Allocated memory is still 176.2MB. Free memory was 124.9MB in the beginning and 122.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.68ms. Allocated memory is still 176.2MB. Free memory was 122.3MB in the beginning and 120.8MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 765.56ms. Allocated memory is still 176.2MB. Free memory was 120.8MB in the beginning and 68.4MB in the end (delta: 52.4MB). Peak memory consumption was 52.4MB. Max. memory is 16.1GB. * CodeCheck took 13.03ms. Allocated memory is still 176.2MB. Free memory was 68.4MB in the beginning and 66.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:51:30,551 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9 --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 cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:51:32,435 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:51:32,510 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 22:51:32,538 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:51:32,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:51:32,539 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:51:32,540 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:51:32,540 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 22:51:32,541 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:51:32,541 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 22:51:32,542 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:51:32,542 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 22:51:32,543 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 22:51:32,543 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 22:51:32,544 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:51:32,545 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 22:51:32,545 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 22:51:32,546 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 22:51:32,546 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 22:51:32,547 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 22:51:32,547 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:51:32,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:51:32,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:51:32,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:51:32,549 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:51:32,550 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 22:51:32,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:51:32,551 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:51:32,552 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:51:32,552 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:51:32,553 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 22:51:32,553 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 22:51:32,553 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 22:51:32,554 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 22:51:32,554 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_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cc67bee348fb2ffff05c0616660a93fb872177c05d08813d910a29641aea282e [2023-12-02 22:51:32,823 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:51:32,843 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:51:32,845 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:51:32,847 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:51:32,847 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:51:32,848 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-12-02 22:51:35,543 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:51:35,751 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:51:35,752 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/sv-benchmarks/c/weaver/popl20-more-mts.wvr.c [2023-12-02 22:51:35,761 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/19719c58d/ca6bba0e3a3d48908a028f43597a4546/FLAG49a12888c [2023-12-02 22:51:36,095 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/data/19719c58d/ca6bba0e3a3d48908a028f43597a4546 [2023-12-02 22:51:36,097 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:51:36,098 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:51:36,099 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:51:36,099 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:51:36,103 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:51:36,103 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,104 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1075e75 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36, skipping insertion in model container [2023-12-02 22:51:36,104 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,127 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:51:36,311 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:51:36,326 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 22:51:36,330 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:51:36,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:51:36,364 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:51:36,392 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:51:36,403 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:51:36,403 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:51:36,409 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:51:36,410 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36 WrapperNode [2023-12-02 22:51:36,410 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:51:36,411 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:51:36,411 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:51:36,411 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:51:36,417 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,429 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,459 INFO L138 Inliner]: procedures = 27, calls = 47, calls flagged for inlining = 14, calls inlined = 20, statements flattened = 229 [2023-12-02 22:51:36,459 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:51:36,460 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:51:36,460 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:51:36,461 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:51:36,468 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,468 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,474 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,475 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,488 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,492 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,496 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,498 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,503 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:51:36,504 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:51:36,505 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:51:36,505 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:51:36,506 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:51:36" (1/1) ... [2023-12-02 22:51:36,512 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:51:36,521 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:51:36,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:51:36,553 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:51:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:51:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 22:51:36,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 22:51:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 22:51:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 22:51:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 22:51:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 22:51:36,585 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 22:51:36,585 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 22:51:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 22:51:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 22:51:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 22:51:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:51:36,586 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:51:36,586 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:51:36,587 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 22:51:36,587 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 22:51:36,588 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 22:51:36,705 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:51:36,707 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:51:37,397 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:51:37,624 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:51:37,624 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-12-02 22:51:37,626 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:37 BoogieIcfgContainer [2023-12-02 22:51:37,626 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:51:37,627 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:51:37,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:51:37,638 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:51:37,638 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:51:37" (1/1) ... [2023-12-02 22:51:37,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 22:51:37,643 INFO L158 Benchmark]: Toolchain (without parser) took 1544.73ms. Allocated memory is still 100.7MB. Free memory was 76.7MB in the beginning and 51.1MB in the end (delta: 25.6MB). Peak memory consumption was 27.4MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,644 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 22:51:37,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 311.44ms. Allocated memory is still 100.7MB. Free memory was 76.4MB in the beginning and 62.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,646 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.45ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,646 INFO L158 Benchmark]: Boogie Preprocessor took 43.37ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,647 INFO L158 Benchmark]: RCFGBuilder took 1122.30ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 52.6MB in the end (delta: 4.6MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,648 INFO L158 Benchmark]: CodeCheck took 14.33ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 51.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 22:51:37,651 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 0.32ms. Allocated memory is still 71.3MB. Free memory is still 47.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 311.44ms. Allocated memory is still 100.7MB. Free memory was 76.4MB in the beginning and 62.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.45ms. Allocated memory is still 100.7MB. Free memory was 61.9MB in the beginning and 59.6MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.37ms. Allocated memory is still 100.7MB. Free memory was 59.6MB in the beginning and 57.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1122.30ms. Allocated memory is still 100.7MB. Free memory was 57.1MB in the beginning and 52.6MB in the end (delta: 4.6MB). Peak memory consumption was 23.2MB. Max. memory is 16.1GB. * CodeCheck took 14.33ms. Allocated memory is still 100.7MB. Free memory was 52.3MB in the beginning and 51.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 22:51:37,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4ccb108a-1007-47bc-9e39-c44334515e72/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported