./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:45,680 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:45,808 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:08:45,816 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:08:45,817 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:08:45,859 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:45,860 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:45,861 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:45,862 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:45,868 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:45,869 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:45,870 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:45,870 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:45,872 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:45,873 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:45,873 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:45,874 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:45,874 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:45,875 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:45,876 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:45,876 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:45,877 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:45,877 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:45,880 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:45,880 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:45,881 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:45,882 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:45,882 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:08:45,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:08:45,883 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_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-11-24 23:08:46,189 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:46,214 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:46,217 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:46,232 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:46,234 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:46,235 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-24 23:08:49,550 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:49,886 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:49,887 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-24 23:08:49,895 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/be081b8ef/b75406dd925e4bc69dbd804658885804/FLAG01c3612c2 [2023-11-24 23:08:49,911 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/be081b8ef/b75406dd925e4bc69dbd804658885804 [2023-11-24 23:08:49,914 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:49,916 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:49,918 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:49,918 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:49,923 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:49,924 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:49" (1/1) ... [2023-11-24 23:08:49,925 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1068ab64 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:49, skipping insertion in model container [2023-11-24 23:08:49,926 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:49" (1/1) ... [2023-11-24 23:08:49,955 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:50,180 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:50,192 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:08:50,229 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:50,239 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:50,239 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:08:50,247 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:08:50,247 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50 WrapperNode [2023-11-24 23:08:50,247 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:50,249 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:50,249 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:08:50,249 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:08:50,257 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,267 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,309 INFO L138 Inliner]: procedures = 25, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 335 [2023-11-24 23:08:50,309 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:08:50,310 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:08:50,310 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:08:50,310 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:08:50,320 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,330 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,336 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,337 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,350 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,355 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,358 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,360 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,366 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:08:50,367 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:08:50,367 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:08:50,367 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:08:50,368 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:50" (1/1) ... [2023-11-24 23:08:50,374 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:50,390 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:08:50,404 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:08:50,441 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:08:50,464 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:08:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:08:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:08:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:08:50,465 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:08:50,465 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:08:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:08:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:08:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:08:50,466 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:08:50,466 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:08:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:08:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:08:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:08:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:08:50,467 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:08:50,467 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:08:50,469 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:08:50,617 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:08:50,620 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:08:51,418 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:08:51,663 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:08:51,663 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:08:51,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:51 BoogieIcfgContainer [2023-11-24 23:08:51,665 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:08:51,668 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:08:51,668 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:08:51,680 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:08:51,681 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:08:51" (1/1) ... [2023-11-24 23:08:51,682 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:08:51,691 INFO L158 Benchmark]: Toolchain (without parser) took 1773.31ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 128.3MB in the beginning and 171.2MB in the end (delta: -42.9MB). Peak memory consumption was 3.3MB. Max. memory is 16.1GB. [2023-11-24 23:08:51,691 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 163.6MB. Free memory was 133.5MB in the beginning and 133.5MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:51,693 INFO L158 Benchmark]: CACSL2BoogieTranslator took 330.36ms. Allocated memory is still 163.6MB. Free memory was 127.6MB in the beginning and 115.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:08:51,694 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.46ms. Allocated memory is still 163.6MB. Free memory was 115.0MB in the beginning and 112.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:51,695 INFO L158 Benchmark]: Boogie Preprocessor took 56.17ms. Allocated memory is still 163.6MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:51,696 INFO L158 Benchmark]: RCFGBuilder took 1300.23ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 110.1MB in the beginning and 172.3MB in the end (delta: -62.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. [2023-11-24 23:08:51,697 INFO L158 Benchmark]: CodeCheck took 20.50ms. Allocated memory is still 207.6MB. Free memory was 172.3MB in the beginning and 171.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:08:51,701 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 0.39ms. Allocated memory is still 163.6MB. Free memory was 133.5MB in the beginning and 133.5MB in the end (delta: 26.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 330.36ms. Allocated memory is still 163.6MB. Free memory was 127.6MB in the beginning and 115.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.46ms. Allocated memory is still 163.6MB. Free memory was 115.0MB in the beginning and 112.2MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.17ms. Allocated memory is still 163.6MB. Free memory was 112.2MB in the beginning and 110.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1300.23ms. Allocated memory was 163.6MB in the beginning and 207.6MB in the end (delta: 44.0MB). Free memory was 110.1MB in the beginning and 172.3MB in the end (delta: -62.1MB). Peak memory consumption was 64.1MB. Max. memory is 16.1GB. * CodeCheck took 20.50ms. Allocated memory is still 207.6MB. Free memory was 172.3MB in the beginning and 171.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:08:51,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:08:54,639 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:08:54,813 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:08:54,870 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:08:54,872 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:08:54,872 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:08:54,873 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:08:54,874 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:08:54,875 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:08:54,875 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:08:54,876 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:08:54,878 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:08:54,879 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:08:54,884 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:08:54,885 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:08:54,886 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:08:54,887 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:08:54,888 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:08:54,889 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:08:54,890 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:08:54,891 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:08:54,891 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:08:54,892 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:08:54,892 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:08:54,893 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:54,893 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:54,894 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:08:54,895 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:08:54,896 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:08:54,896 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:08:54,898 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:08:54,898 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:08:54,898 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:08:54,899 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:08:54,899 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_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 01186d000498d57447d1d7ea86dd893215c56febea2169abeb96f12030a58ea4 [2023-11-24 23:08:55,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:08:55,384 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:08:55,394 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:08:55,395 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:08:55,396 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:08:55,398 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-24 23:08:59,114 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:08:59,481 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:08:59,482 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/sv-benchmarks/c/weaver/popl20-bad-ring-nondet.wvr.c [2023-11-24 23:08:59,497 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/b100a8ed8/d5afa75da9b7455f9e6db0008b06f360/FLAG52da71403 [2023-11-24 23:08:59,516 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/data/b100a8ed8/d5afa75da9b7455f9e6db0008b06f360 [2023-11-24 23:08:59,520 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:08:59,522 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:08:59,523 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:08:59,523 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:08:59,527 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:08:59,527 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:59" (1/1) ... [2023-11-24 23:08:59,529 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@11e521c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:08:59, skipping insertion in model container [2023-11-24 23:08:59,529 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:08:59" (1/1) ... [2023-11-24 23:08:59,576 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:59,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:59,851 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:08:59,865 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:08:59,942 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:08:59,951 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:09:00,053 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:09:00,082 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:00,083 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:09:00,091 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:09:00,110 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00 WrapperNode [2023-11-24 23:09:00,110 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:09:00,111 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:00,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:09:00,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:09:00,120 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,152 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,211 INFO L138 Inliner]: procedures = 27, calls = 64, calls flagged for inlining = 17, calls inlined = 21, statements flattened = 325 [2023-11-24 23:09:00,220 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:09:00,221 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:09:00,221 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:09:00,221 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:09:00,233 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,234 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,256 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,257 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,298 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,304 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,322 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,325 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,330 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:09:00,332 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:09:00,332 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:09:00,332 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:09:00,333 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:09:00" (1/1) ... [2023-11-24 23:09:00,346 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:09:00,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:09:00,378 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:09:00,389 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:09:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:09:00,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:09:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:09:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:09:00,424 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:09:00,424 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:09:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:09:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:09:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:09:00,425 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:09:00,425 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 23:09:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 23:09:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:09:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:09:00,426 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:09:00,426 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:09:00,427 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:09:00,428 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 23:09:00,591 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:09:00,594 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:09:01,599 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:09:01,924 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:09:01,925 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-24 23:09:01,927 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:01 BoogieIcfgContainer [2023-11-24 23:09:01,927 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:09:01,928 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:09:01,929 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:09:01,940 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:09:01,940 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:09:01" (1/1) ... [2023-11-24 23:09:01,941 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:09:01,947 INFO L158 Benchmark]: Toolchain (without parser) took 2423.97ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.3MB in the beginning and 61.5MB in the end (delta: -16.2MB). Peak memory consumption was 9.7MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,948 INFO L158 Benchmark]: CDTParser took 0.72ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:01,949 INFO L158 Benchmark]: CACSL2BoogieTranslator took 587.39ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.2MB in the beginning and 70.3MB in the end (delta: -25.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,950 INFO L158 Benchmark]: Boogie Procedure Inliner took 108.95ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 67.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,951 INFO L158 Benchmark]: Boogie Preprocessor took 110.08ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,951 INFO L158 Benchmark]: RCFGBuilder took 1595.87ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-24 23:09:01,952 INFO L158 Benchmark]: CodeCheck took 16.45ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 61.5MB in the end (delta: 833.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:09:01,957 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 0.72ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.8MB in the end (delta: 37.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 587.39ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.2MB in the beginning and 70.3MB in the end (delta: -25.2MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 108.95ms. Allocated memory is still 92.3MB. Free memory was 70.3MB in the beginning and 67.3MB in the end (delta: 3.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.08ms. Allocated memory is still 92.3MB. Free memory was 67.3MB in the beginning and 64.6MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1595.87ms. Allocated memory is still 92.3MB. Free memory was 64.6MB in the beginning and 62.4MB in the end (delta: 2.2MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * CodeCheck took 16.45ms. Allocated memory is still 92.3MB. Free memory was 62.4MB in the beginning and 61.5MB in the end (delta: 833.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:09:01,985 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f7e4a1de-b363-4576-a11b-42de6f9bf450/bin/ukojak-verify-afCqCEvfdi/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