./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:49:47,525 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:49:47,594 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 23:49:47,599 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:49:47,600 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:49:47,623 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:49:47,624 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:49:47,625 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:49:47,626 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:49:47,626 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:49:47,627 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:49:47,627 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:49:47,628 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:49:47,628 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:49:47,629 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:49:47,629 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:49:47,630 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:49:47,630 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:49:47,631 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:49:47,631 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:49:47,632 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:49:47,632 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:49:47,633 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:49:47,633 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:49:47,634 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:47,634 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:49:47,635 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:49:47,635 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:49:47,636 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:49:47,636 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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2023-12-02 23:49:47,863 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:49:47,884 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:49:47,887 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:49:47,888 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:49:47,889 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:49:47,890 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-12-02 23:49:50,593 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:49:50,790 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:49:50,791 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-12-02 23:49:50,799 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/2fc762008/174913cae95747ee9183f56c4d492cf4/FLAG40f78a9f2 [2023-12-02 23:49:50,812 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/2fc762008/174913cae95747ee9183f56c4d492cf4 [2023-12-02 23:49:50,814 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:49:50,815 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:49:50,816 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:50,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:49:50,820 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:49:50,820 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:50" (1/1) ... [2023-12-02 23:49:50,822 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b587896 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:50, skipping insertion in model container [2023-12-02 23:49:50,822 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:50" (1/1) ... [2023-12-02 23:49:50,850 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:49:51,029 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:51,040 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:49:51,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:51,090 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:49:51,091 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:49:51,097 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:49:51,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51 WrapperNode [2023-12-02 23:49:51,097 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:51,098 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:51,098 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:49:51,098 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:49:51,104 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,115 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,155 INFO L138 Inliner]: procedures = 26, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 483 [2023-12-02 23:49:51,156 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:51,157 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:49:51,157 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:49:51,157 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:49:51,175 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,175 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,181 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,181 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,198 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,205 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,208 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,211 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,217 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:49:51,218 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:49:51,218 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:49:51,218 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:49:51,219 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:51" (1/1) ... [2023-12-02 23:49:51,225 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:51,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:49:51,249 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:49:51,273 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:49:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:49:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:49:51,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 23:49:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 23:49:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:49:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:49:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:49:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:49:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:49:51,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:49:51,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:49:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:49:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:49:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:49:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:49:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:49:51,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:49:51,299 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:49:51,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:49:51,301 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:49:51,415 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:49:51,418 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:49:52,041 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:49:52,310 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:49:52,311 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-02 23:49:52,313 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:52 BoogieIcfgContainer [2023-12-02 23:49:52,313 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:49:52,314 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:49:52,314 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:49:52,324 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:49:52,324 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:52" (1/1) ... [2023-12-02 23:49:52,325 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:49:52,329 INFO L158 Benchmark]: Toolchain (without parser) took 1512.82ms. Allocated memory is still 132.1MB. Free memory was 80.5MB in the beginning and 60.6MB in the end (delta: 19.9MB). Peak memory consumption was 22.7MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,329 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 132.1MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:49:52,330 INFO L158 Benchmark]: CACSL2BoogieTranslator took 281.33ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 66.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,331 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.08ms. Allocated memory is still 132.1MB. Free memory was 66.5MB in the beginning and 63.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,331 INFO L158 Benchmark]: Boogie Preprocessor took 60.36ms. Allocated memory is still 132.1MB. Free memory was 63.1MB in the beginning and 60.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,332 INFO L158 Benchmark]: RCFGBuilder took 1094.93ms. Allocated memory is still 132.1MB. Free memory was 60.2MB in the beginning and 62.0MB in the end (delta: -1.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,333 INFO L158 Benchmark]: CodeCheck took 13.15ms. Allocated memory is still 132.1MB. Free memory was 62.0MB in the beginning and 60.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:49:52,336 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 0.17ms. Allocated memory is still 132.1MB. Free memory is still 88.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 281.33ms. Allocated memory is still 132.1MB. Free memory was 80.2MB in the beginning and 66.5MB in the end (delta: 13.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.08ms. Allocated memory is still 132.1MB. Free memory was 66.5MB in the beginning and 63.1MB in the end (delta: 3.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.36ms. Allocated memory is still 132.1MB. Free memory was 63.1MB in the beginning and 60.2MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1094.93ms. Allocated memory is still 132.1MB. Free memory was 60.2MB in the beginning and 62.0MB in the end (delta: -1.8MB). Peak memory consumption was 13.7MB. Max. memory is 16.1GB. * CodeCheck took 13.15ms. Allocated memory is still 132.1MB. Free memory was 62.0MB in the beginning and 60.6MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:49:52,353 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:49:54,271 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:49:54,335 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 23:49:54,366 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:49:54,367 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:49:54,368 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:49:54,368 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:49:54,369 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:49:54,369 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:49:54,370 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:49:54,370 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:49:54,371 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 23:49:54,371 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 23:49:54,372 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 23:49:54,373 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:49:54,373 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 23:49:54,374 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 23:49:54,374 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 23:49:54,375 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:49:54,375 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:49:54,375 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:49:54,376 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:49:54,376 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:49:54,377 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:49:54,377 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:49:54,378 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 23:49:54,378 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:49:54,379 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:54,379 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:49:54,380 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:49:54,380 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 23:49:54,380 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 23:49:54,381 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 23:49:54,381 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 23:49:54,382 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_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5bf746ef76f8c8352051d8eb5f02d7a475e14d238622e290fcb51135a3348206 [2023-12-02 23:49:54,674 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:49:54,692 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:49:54,695 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:49:54,696 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:49:54,696 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:49:54,698 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-12-02 23:49:57,462 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:49:57,646 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:49:57,646 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/sv-benchmarks/c/weaver/popl20-bad-commit-2.wvr-bad.c [2023-12-02 23:49:57,655 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/68df95e0e/3987220e97144385b120d62812ee5bc7/FLAG5f64a35ce [2023-12-02 23:49:57,667 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/data/68df95e0e/3987220e97144385b120d62812ee5bc7 [2023-12-02 23:49:57,669 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:49:57,670 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:49:57,672 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:57,672 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:49:57,675 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:49:57,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:57" (1/1) ... [2023-12-02 23:49:57,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71c1a651 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:57, skipping insertion in model container [2023-12-02 23:49:57,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:49:57" (1/1) ... [2023-12-02 23:49:57,706 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:49:57,897 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:57,911 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 23:49:57,917 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:49:57,950 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:57,957 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:49:57,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:49:58,008 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:49:58,008 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 23:49:58,014 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:49:58,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58 WrapperNode [2023-12-02 23:49:58,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:49:58,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:58,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:49:58,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:49:58,022 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,073 INFO L138 Inliner]: procedures = 28, calls = 94, calls flagged for inlining = 28, calls inlined = 34, statements flattened = 469 [2023-12-02 23:49:58,073 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:49:58,074 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:49:58,074 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:49:58,075 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:49:58,082 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,082 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,087 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,087 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,106 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,114 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,117 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,121 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:49:58,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:49:58,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:49:58,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:49:58,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:49:58" (1/1) ... [2023-12-02 23:49:58,143 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:49:58,159 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:49:58,186 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:49:58,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:49:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:49:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 23:49:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 23:49:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 23:49:58,236 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 23:49:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 23:49:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 23:49:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 23:49:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 23:49:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 23:49:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-12-02 23:49:58,237 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-12-02 23:49:58,237 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 23:49:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 23:49:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 23:49:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:49:58,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:49:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 23:49:58,238 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 23:49:58,240 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 23:49:58,370 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:49:58,373 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:49:59,325 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:49:59,693 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:49:59,693 INFO L309 CfgBuilder]: Removed 8 assume(true) statements. [2023-12-02 23:49:59,695 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:59 BoogieIcfgContainer [2023-12-02 23:49:59,695 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:49:59,696 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:49:59,696 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:49:59,707 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:49:59,707 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:49:59" (1/1) ... [2023-12-02 23:49:59,708 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 23:49:59,713 INFO L158 Benchmark]: Toolchain (without parser) took 2041.06ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 89.3MB in the beginning and 89.5MB in the end (delta: -180.9kB). Peak memory consumption was 26.2MB. Max. memory is 16.1GB. [2023-12-02 23:49:59,713 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 75.5MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 126.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:49:59,714 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.95ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 71.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-02 23:49:59,715 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.11ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 68.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:49:59,715 INFO L158 Benchmark]: Boogie Preprocessor took 53.03ms. Allocated memory is still 113.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:49:59,716 INFO L158 Benchmark]: RCFGBuilder took 1567.47ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 65.3MB in the beginning and 90.4MB in the end (delta: -25.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-12-02 23:49:59,717 INFO L158 Benchmark]: CodeCheck took 14.50ms. Allocated memory is still 138.4MB. Free memory was 90.4MB in the beginning and 89.5MB in the end (delta: 918.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:49:59,720 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 75.5MB. Free memory was 51.9MB in the beginning and 51.8MB in the end (delta: 126.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.95ms. Allocated memory is still 113.2MB. Free memory was 89.1MB in the beginning and 71.9MB in the end (delta: 17.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.11ms. Allocated memory is still 113.2MB. Free memory was 71.9MB in the beginning and 68.4MB in the end (delta: 3.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.03ms. Allocated memory is still 113.2MB. Free memory was 68.4MB in the beginning and 65.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1567.47ms. Allocated memory was 113.2MB in the beginning and 138.4MB in the end (delta: 25.2MB). Free memory was 65.3MB in the beginning and 90.4MB in the end (delta: -25.1MB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * CodeCheck took 14.50ms. Allocated memory is still 138.4MB. Free memory was 90.4MB in the beginning and 89.5MB in the end (delta: 918.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 23:49:59,744 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cb917c9e-14cb-4275-b0eb-f25f5206aa60/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