./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.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_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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_528e7ff9-1c42-43a4-a987-6de42c180462/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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:02:35,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:02:36,018 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 02:02:36,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 02:02:36,022 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 02:02:36,045 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:02:36,046 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:02:36,046 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:02:36,047 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:02:36,047 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:02:36,048 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:02:36,048 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:02:36,049 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:02:36,049 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:02:36,050 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:02:36,050 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:02:36,051 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:02:36,052 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:02:36,052 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:02:36,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:02:36,053 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:02:36,054 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:02:36,055 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:02:36,055 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:02:36,056 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:02:36,056 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:02:36,057 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:02:36,057 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 02:02:36,058 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 02:02:36,058 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_528e7ff9-1c42-43a4-a987-6de42c180462/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-12-03 02:02:36,270 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:02:36,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:02:36,296 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:02:36,298 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:02:36,299 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:02:36,300 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-12-03 02:02:39,103 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:02:39,306 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:02:39,307 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-12-03 02:02:39,314 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/e7b92242e/3f61ddd5758a40088adb0ef1deb22c52/FLAG5d02ab42a [2023-12-03 02:02:39,327 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/e7b92242e/3f61ddd5758a40088adb0ef1deb22c52 [2023-12-03 02:02:39,329 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:02:39,330 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:02:39,331 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:02:39,331 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:02:39,335 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:02:39,336 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,337 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@14b672db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39, skipping insertion in model container [2023-12-03 02:02:39,337 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,365 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:02:39,531 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:02:39,543 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:02:39,575 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:02:39,584 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:02:39,584 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:02:39,593 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:02:39,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39 WrapperNode [2023-12-03 02:02:39,593 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:02:39,595 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:02:39,595 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:02:39,595 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:02:39,603 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,614 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,653 INFO L138 Inliner]: procedures = 25, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 335 [2023-12-03 02:02:39,653 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:02:39,654 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:02:39,654 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:02:39,654 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:02:39,666 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,667 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,672 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,673 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,686 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,692 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,704 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:02:39,705 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:02:39,705 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:02:39,705 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:02:39,706 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:39" (1/1) ... [2023-12-03 02:02:39,713 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:02:39,726 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:02:39,739 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:02:39,742 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:02:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:02:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:02:39,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 02:02:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 02:02:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:02:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:02:39,781 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:02:39,781 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:02:39,782 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 02:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:02:39,782 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:02:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:02:39,783 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:02:39,783 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:02:39,785 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:02:39,898 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:02:39,900 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:02:40,362 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:02:40,531 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:02:40,531 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 02:02:40,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:02:40 BoogieIcfgContainer [2023-12-03 02:02:40,533 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:02:40,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:02:40,534 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:02:40,542 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:02:40,542 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:02:40" (1/1) ... [2023-12-03 02:02:40,543 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) [2023-12-03 02:02:40,547 INFO L158 Benchmark]: Toolchain (without parser) took 1215.80ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 106.5MB in the beginning and 126.5MB in the end (delta: -20.0MB). Peak memory consumption was 22.3MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,547 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 102.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:02:40,548 INFO L158 Benchmark]: CACSL2BoogieTranslator took 262.66ms. Allocated memory is still 138.4MB. Free memory was 106.5MB in the beginning and 93.7MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,548 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.83ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 90.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,549 INFO L158 Benchmark]: Boogie Preprocessor took 49.85ms. Allocated memory is still 138.4MB. Free memory was 90.8MB in the beginning and 88.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,550 INFO L158 Benchmark]: RCFGBuilder took 828.65ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 88.4MB in the beginning and 127.7MB in the end (delta: -39.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,551 INFO L158 Benchmark]: CodeCheck took 10.91ms. Allocated memory is still 178.3MB. Free memory was 127.7MB in the beginning and 126.5MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:02:40,554 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 0.25ms. Allocated memory is still 102.8MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 262.66ms. Allocated memory is still 138.4MB. Free memory was 106.5MB in the beginning and 93.7MB in the end (delta: 12.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.83ms. Allocated memory is still 138.4MB. Free memory was 93.7MB in the beginning and 90.8MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.85ms. Allocated memory is still 138.4MB. Free memory was 90.8MB in the beginning and 88.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 828.65ms. Allocated memory was 138.4MB in the beginning and 178.3MB in the end (delta: 39.8MB). Free memory was 88.4MB in the beginning and 127.7MB in the end (delta: -39.3MB). Peak memory consumption was 43.3MB. Max. memory is 16.1GB. * CodeCheck took 10.91ms. Allocated memory is still 178.3MB. Free memory was 127.7MB in the beginning and 126.5MB 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. [2023-12-03 02:02:40,573 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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_528e7ff9-1c42-43a4-a987-6de42c180462/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 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 02:02:42,512 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 02:02:42,600 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 02:02:42,637 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 02:02:42,638 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 02:02:42,639 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 02:02:42,640 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 02:02:42,640 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 02:02:42,641 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 02:02:42,642 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 02:02:42,643 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 02:02:42,643 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 02:02:42,644 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 02:02:42,644 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 02:02:42,645 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 02:02:42,646 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 02:02:42,646 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 02:02:42,647 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 02:02:42,647 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 02:02:42,648 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 02:02:42,648 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 02:02:42,649 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 02:02:42,650 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 02:02:42,650 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 02:02:42,651 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:02:42,651 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 02:02:42,652 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 02:02:42,652 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:02:42,653 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 02:02:42,653 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 02:02:42,654 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 02:02:42,654 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 02:02:42,655 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 02:02:42,655 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 02:02:42,655 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_528e7ff9-1c42-43a4-a987-6de42c180462/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-12-03 02:02:42,955 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 02:02:42,976 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 02:02:42,979 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 02:02:42,980 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 02:02:42,980 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 02:02:42,982 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-12-03 02:02:45,854 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 02:02:46,023 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 02:02:46,024 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-12-03 02:02:46,032 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/583e39006/9fcbc26bcd62409b92805784d66d3a41/FLAG97c07e796 [2023-12-03 02:02:46,046 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/data/583e39006/9fcbc26bcd62409b92805784d66d3a41 [2023-12-03 02:02:46,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 02:02:46,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 02:02:46,052 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 02:02:46,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 02:02:46,056 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 02:02:46,057 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,059 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bdc6065 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46, skipping insertion in model container [2023-12-03 02:02:46,059 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,088 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:02:46,356 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:02:46,373 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 02:02:46,381 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 02:02:46,410 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:02:46,417 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 02:02:46,456 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 02:02:46,470 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:02:46,470 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 02:02:46,479 INFO L206 MainTranslator]: Completed translation [2023-12-03 02:02:46,480 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46 WrapperNode [2023-12-03 02:02:46,480 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 02:02:46,481 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 02:02:46,482 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 02:02:46,482 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 02:02:46,491 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,542 INFO L138 Inliner]: procedures = 27, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 325 [2023-12-03 02:02:46,542 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 02:02:46,543 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 02:02:46,543 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 02:02:46,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 02:02:46,554 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,555 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,561 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,562 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,577 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,583 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,586 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,588 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,593 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 02:02:46,594 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 02:02:46,594 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 02:02:46,594 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 02:02:46,595 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 02:02:46" (1/1) ... [2023-12-03 02:02:46,600 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 02:02:46,611 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 02:02:46,622 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 02:02:46,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 02:02:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 02:02:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 02:02:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 02:02:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 02:02:46,661 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 02:02:46,661 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 02:02:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 02:02:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 02:02:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 02:02:46,662 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 02:02:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 02:02:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 02:02:46,662 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-03 02:02:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 02:02:46,663 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 02:02:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 02:02:46,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 02:02:46,665 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 02:02:46,802 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 02:02:46,805 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 02:02:47,624 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 02:02:47,845 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 02:02:47,846 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-12-03 02:02:47,848 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:02:47 BoogieIcfgContainer [2023-12-03 02:02:47,848 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 02:02:47,849 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 02:02:47,849 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 02:02:47,860 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 02:02:47,861 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 02:02:47" (1/1) ... [2023-12-03 02:02:47,861 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) [2023-12-03 02:02:47,866 INFO L158 Benchmark]: Toolchain (without parser) took 1814.69ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 43.9MB in the beginning and 108.0MB in the end (delta: -64.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:02:47,867 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 02:02:47,868 INFO L158 Benchmark]: CACSL2BoogieTranslator took 428.13ms. Allocated memory is still 88.1MB. Free memory was 43.6MB in the beginning and 57.7MB in the end (delta: -14.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2023-12-03 02:02:47,868 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.91ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 54.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 02:02:47,869 INFO L158 Benchmark]: Boogie Preprocessor took 50.25ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 52.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:02:47,870 INFO L158 Benchmark]: RCFGBuilder took 1254.14ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 52.2MB in the beginning and 109.2MB in the end (delta: -57.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. [2023-12-03 02:02:47,871 INFO L158 Benchmark]: CodeCheck took 15.48ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 02:02:47,875 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 0.37ms. Allocated memory is still 88.1MB. Free memory was 65.3MB in the beginning and 65.2MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 428.13ms. Allocated memory is still 88.1MB. Free memory was 43.6MB in the beginning and 57.7MB in the end (delta: -14.1MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.91ms. Allocated memory is still 88.1MB. Free memory was 57.7MB in the beginning and 54.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.25ms. Allocated memory is still 88.1MB. Free memory was 54.9MB in the beginning and 52.5MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1254.14ms. Allocated memory was 88.1MB in the beginning and 140.5MB in the end (delta: 52.4MB). Free memory was 52.2MB in the beginning and 109.2MB in the end (delta: -57.0MB). Peak memory consumption was 44.6MB. Max. memory is 16.1GB. * CodeCheck took 15.48ms. Allocated memory is still 140.5MB. Free memory was 109.2MB in the beginning and 108.0MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 02:02:47,897 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_528e7ff9-1c42-43a4-a987-6de42c180462/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