./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/parallel-misc-4.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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:24,562 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:24,628 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 03:03:24,632 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:03:24,633 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:03:24,665 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:24,667 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:24,667 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:24,668 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:24,668 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:03:24,669 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:03:24,669 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:03:24,670 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:24,670 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:03:24,671 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:03:24,671 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:03:24,672 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:24,672 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:03:24,673 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:03:24,673 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:24,674 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:24,674 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:24,675 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:24,675 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:24,676 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:24,676 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:24,676 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:24,676 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:03:24,677 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:03:24,677 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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-12-03 03:03:24,894 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:24,916 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:24,918 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:24,920 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:24,920 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:24,921 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-12-03 03:03:27,639 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:27,811 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:27,811 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-12-03 03:03:27,824 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/fa3c344a0/de9e344c12414dcb97070a7ff2b50e65/FLAG52235592d [2023-12-03 03:03:27,836 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/fa3c344a0/de9e344c12414dcb97070a7ff2b50e65 [2023-12-03 03:03:27,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:27,839 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:27,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:27,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:27,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:27,844 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,845 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b63a2ad and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:27, skipping insertion in model container [2023-12-03 03:03:27,845 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:27" (1/1) ... [2023-12-03 03:03:27,875 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:28,062 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:28,074 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:28,101 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:28,110 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:28,110 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:28,118 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:28,119 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28 WrapperNode [2023-12-03 03:03:28,119 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:28,120 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:28,120 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:28,120 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:28,128 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,136 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,158 INFO L138 Inliner]: procedures = 22, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-12-03 03:03:28,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:28,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:28,160 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:28,160 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:28,169 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,170 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,180 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,184 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,187 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,190 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:28,191 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:28,191 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:28,191 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:28,192 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,198 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:28,209 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:28,221 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:28,225 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:28,256 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:03:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:03:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:03:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:03:28,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 03:03:28,257 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:03:28,258 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:28,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:03:28,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:28,261 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 03:03:28,392 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:28,395 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:28,624 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:28,652 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:28,652 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:03:28,654 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:28 BoogieIcfgContainer [2023-12-03 03:03:28,654 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:28,655 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:28,655 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:28,663 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:28,664 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:28" (1/1) ... [2023-12-03 03:03:28,664 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 03:03:28,669 INFO L158 Benchmark]: Toolchain (without parser) took 828.23ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 124.6MB in the end (delta: 13.3MB). Peak memory consumption was 12.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,669 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 121.6MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:28,670 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.58ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 127.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,671 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.87ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,672 INFO L158 Benchmark]: Boogie Preprocessor took 30.78ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,672 INFO L158 Benchmark]: RCFGBuilder took 463.31ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 125.4MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,673 INFO L158 Benchmark]: CodeCheck took 11.66ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 124.6MB in the end (delta: 798.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:28,677 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 0.19ms. Allocated memory is still 121.6MB. Free memory is still 93.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.58ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 127.0MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.87ms. Allocated memory is still 167.8MB. Free memory was 127.0MB in the beginning and 124.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.78ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 123.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 463.31ms. Allocated memory is still 167.8MB. Free memory was 123.3MB in the beginning and 125.4MB in the end (delta: -2.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 11.66ms. Allocated memory is still 167.8MB. Free memory was 125.4MB in the beginning and 124.6MB in the end (delta: 798.0kB). 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 03:03:28,697 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:03:30,615 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:03:30,688 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 03:03:30,717 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:03:30,718 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:03:30,719 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:03:30,720 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:03:30,720 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:03:30,721 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:03:30,721 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:03:30,722 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:03:30,722 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 03:03:30,723 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 03:03:30,723 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 03:03:30,724 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:03:30,725 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:03:30,725 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:03:30,726 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:03:30,726 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:03:30,727 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:03:30,727 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:03:30,732 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:03:30,732 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:03:30,733 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:03:30,733 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:30,733 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:30,734 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:03:30,734 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:30,735 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:03:30,735 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:03:30,736 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:03:30,736 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:03:30,736 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:03:30,736 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:03:30,737 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_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b3f2e76aa91b47c1b0ab3ebb03a5219efabc6e79eff8c780f49eaa0a2d155ad [2023-12-03 03:03:31,016 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:03:31,036 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:03:31,038 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:03:31,040 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:03:31,040 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:03:31,043 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-12-03 03:03:33,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:03:34,019 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:03:34,020 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/sv-benchmarks/c/weaver/parallel-misc-4.wvr.c [2023-12-03 03:03:34,028 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/23c2598a9/565965b3bec04c928d30f2d694d6e1d8/FLAG491b2f649 [2023-12-03 03:03:34,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/data/23c2598a9/565965b3bec04c928d30f2d694d6e1d8 [2023-12-03 03:03:34,045 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:03:34,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:03:34,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:34,049 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:03:34,053 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:03:34,054 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,055 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fcbc18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34, skipping insertion in model container [2023-12-03 03:03:34,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,083 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:03:34,275 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:34,290 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:03:34,316 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:03:34,327 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:34,328 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:03:34,337 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:03:34,337 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34 WrapperNode [2023-12-03 03:03:34,337 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:03:34,338 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:34,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:03:34,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:03:34,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,357 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,379 INFO L138 Inliner]: procedures = 24, calls = 44, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 75 [2023-12-03 03:03:34,379 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:03:34,380 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:03:34,380 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:03:34,380 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:03:34,390 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,390 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,394 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,394 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,403 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,407 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,409 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,411 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,415 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:03:34,416 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:03:34,416 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:03:34,417 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:03:34,417 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,423 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:03:34,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:03:34,449 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:03:34,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:03:34,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:03:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 03:03:34,486 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 03:03:34,486 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 03:03:34,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 03:03:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-03 03:03:34,487 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-03 03:03:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:03:34,487 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:03:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:03:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:03:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:03:34,488 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:03:34,489 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:03:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:03:34,489 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:03:34,491 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 03:03:34,659 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:03:34,662 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:03:34,940 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:03:34,966 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:03:34,967 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 03:03:34,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:34 BoogieIcfgContainer [2023-12-03 03:03:34,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:03:34,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:03:34,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:03:34,981 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:03:34,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:03:34" (1/1) ... [2023-12-03 03:03:34,982 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 03:03:34,987 INFO L158 Benchmark]: Toolchain (without parser) took 939.20ms. Allocated memory is still 92.3MB. Free memory was 68.6MB in the beginning and 56.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-03 03:03:34,987 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 65.0MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:34,988 INFO L158 Benchmark]: CACSL2BoogieTranslator took 289.31ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 56.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 03:03:34,989 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.93ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 54.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:03:34,989 INFO L158 Benchmark]: Boogie Preprocessor took 35.18ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 53.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:34,990 INFO L158 Benchmark]: RCFGBuilder took 552.80ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 57.3MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-12-03 03:03:34,991 INFO L158 Benchmark]: CodeCheck took 15.17ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 56.0MB in the end (delta: 814.7kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:03:34,994 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 65.0MB. Free memory is still 40.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 289.31ms. Allocated memory is still 92.3MB. Free memory was 68.4MB in the beginning and 56.5MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.93ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 54.6MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 35.18ms. Allocated memory is still 92.3MB. Free memory was 54.6MB in the beginning and 53.0MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 552.80ms. Allocated memory is still 92.3MB. Free memory was 53.0MB in the beginning and 57.3MB in the end (delta: -4.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15.17ms. Allocated memory is still 92.3MB. Free memory was 56.8MB in the beginning and 56.0MB in the end (delta: 814.7kB). 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 03:03:35,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_1eedd3c8-392e-4fd7-8693-0dee6541eaaa/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