./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL --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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:40,349 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:40,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:08:40,472 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:08:40,472 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:08:40,540 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:40,542 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:40,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:40,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:40,549 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:40,549 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:40,550 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:40,550 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:40,552 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:40,553 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:40,553 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:40,554 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:40,554 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:40,555 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:40,555 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:40,556 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:40,557 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:40,557 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:40,558 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:40,559 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:40,559 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:40,560 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:40,560 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:08:40,561 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:08:40,561 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_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-11-19 04:08:40,915 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:40,947 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:40,950 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:40,951 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:40,952 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:40,953 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-19 04:08:44,091 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:44,385 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:44,386 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-19 04:08:44,420 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/7a6f18c3e/e3ee9f391cb4413d90e76e09dd654539/FLAG3c766e4aa [2023-11-19 04:08:44,438 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/7a6f18c3e/e3ee9f391cb4413d90e76e09dd654539 [2023-11-19 04:08:44,442 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:44,444 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:44,446 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:44,447 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:44,453 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:44,454 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,456 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@735a6923 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44, skipping insertion in model container [2023-11-19 04:08:44,456 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,492 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:44,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:44,795 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:44,841 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:44,853 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:44,854 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:44,864 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:44,864 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44 WrapperNode [2023-11-19 04:08:44,865 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:44,866 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:44,867 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:44,867 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:44,877 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,889 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,938 INFO L138 Inliner]: procedures = 25, calls = 69, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 354 [2023-11-19 04:08:44,940 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:44,941 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:44,942 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:44,942 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:44,957 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,957 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,964 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,964 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:44,982 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:45,001 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:45,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:45,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:45,031 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:45,032 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:45,043 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:45,043 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:45,045 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:44" (1/1) ... [2023-11-19 04:08:45,052 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:45,066 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:45,083 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:45,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:45,160 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:08:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:08:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:45,161 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:45,161 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:08:45,162 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:08:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:08:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:45,162 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:45,163 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:45,163 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:45,165 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:45,395 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:45,398 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:46,221 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:46,523 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:46,524 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 04:08:46,535 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:46 BoogieIcfgContainer [2023-11-19 04:08:46,535 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:46,538 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:46,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:46,555 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:46,555 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:46" (1/1) ... [2023-11-19 04:08:46,556 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) [2023-11-19 04:08:46,562 INFO L158 Benchmark]: Toolchain (without parser) took 2116.32ms. Allocated memory is still 167.8MB. Free memory was 138.7MB in the beginning and 75.7MB in the end (delta: 62.9MB). Peak memory consumption was 61.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,562 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 127.9MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:46,564 INFO L158 Benchmark]: CACSL2BoogieTranslator took 419.17ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 124.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,565 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.18ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 122.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,566 INFO L158 Benchmark]: Boogie Preprocessor took 89.83ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,567 INFO L158 Benchmark]: RCFGBuilder took 1504.62ms. Allocated memory is still 167.8MB. Free memory was 120.0MB in the beginning and 76.5MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:46,568 INFO L158 Benchmark]: CodeCheck took 21.48ms. Allocated memory is still 167.8MB. Free memory was 76.5MB in the beginning and 75.7MB in the end (delta: 808.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:46,580 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 0.34ms. Allocated memory is still 127.9MB. Free memory is still 100.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 419.17ms. Allocated memory is still 167.8MB. Free memory was 137.9MB in the beginning and 124.9MB in the end (delta: 12.9MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.18ms. Allocated memory is still 167.8MB. Free memory was 124.9MB in the beginning and 122.0MB in the end (delta: 2.9MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 89.83ms. Allocated memory is still 167.8MB. Free memory was 122.0MB in the beginning and 120.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1504.62ms. Allocated memory is still 167.8MB. Free memory was 120.0MB in the beginning and 76.5MB in the end (delta: 43.4MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * CodeCheck took 21.48ms. Allocated memory is still 167.8MB. Free memory was 76.5MB in the beginning and 75.7MB in the end (delta: 808.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:46,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL --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 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:08:49,864 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:08:50,040 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:08:50,104 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:08:50,106 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:08:50,107 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:08:50,108 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:08:50,108 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:08:50,109 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:08:50,115 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:08:50,116 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:08:50,116 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:08:50,117 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:08:50,119 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:08:50,120 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:08:50,120 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:08:50,121 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:08:50,121 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:08:50,122 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:08:50,123 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:08:50,124 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:08:50,124 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:08:50,125 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:08:50,125 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:08:50,126 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:50,126 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:50,128 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:08:50,128 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:50,129 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:08:50,129 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:08:50,131 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:08:50,131 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:08:50,132 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:08:50,132 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:08:50,133 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_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 83c7202603a0719c5812e4d7043f4665de4d954c89c656bd6312ac9e8fdcb494 [2023-11-19 04:08:50,662 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:08:50,695 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:08:50,698 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:08:50,700 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:08:50,701 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:08:50,703 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-19 04:08:54,298 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:08:54,574 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:08:54,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/sv-benchmarks/c/weaver/popl20-bad-commit-1.wvr-bad.c [2023-11-19 04:08:54,593 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/8ca1900db/1f066f0fa3804688aa0e0d97cfff0c7a/FLAG634de63a3 [2023-11-19 04:08:54,612 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/data/8ca1900db/1f066f0fa3804688aa0e0d97cfff0c7a [2023-11-19 04:08:54,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:08:54,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:08:54,622 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:54,622 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:08:54,627 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:08:54,629 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:54" (1/1) ... [2023-11-19 04:08:54,630 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69c1f615 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:54, skipping insertion in model container [2023-11-19 04:08:54,630 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:08:54" (1/1) ... [2023-11-19 04:08:54,678 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:54,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:54,997 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 04:08:55,009 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:08:55,066 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:55,081 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:08:55,147 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:08:55,166 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:55,168 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:08:55,177 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:08:55,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55 WrapperNode [2023-11-19 04:08:55,187 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:08:55,188 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:55,188 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:08:55,188 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:08:55,196 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,210 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,249 INFO L138 Inliner]: procedures = 27, calls = 69, calls flagged for inlining = 21, calls inlined = 25, statements flattened = 343 [2023-11-19 04:08:55,249 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:08:55,250 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:08:55,250 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:08:55,250 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:08:55,260 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,261 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,268 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,268 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,283 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,289 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,292 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,300 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:08:55,301 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:08:55,301 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:08:55,302 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:08:55,302 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:08:55" (1/1) ... [2023-11-19 04:08:55,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:08:55,340 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:08:55,353 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:08:55,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:08:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:08:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:08:55,399 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:08:55,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:08:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:08:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:08:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:08:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:08:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:08:55,405 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:08:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:08:55,405 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:08:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:08:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:08:55,406 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:08:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:08:55,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:08:55,408 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:08:55,553 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:08:55,555 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:08:56,540 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:08:56,818 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:08:56,819 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 04:08:56,823 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:56 BoogieIcfgContainer [2023-11-19 04:08:56,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:08:56,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:08:56,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:08:56,835 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:08:56,835 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:08:56" (1/1) ... [2023-11-19 04:08:56,836 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) [2023-11-19 04:08:56,841 INFO L158 Benchmark]: Toolchain (without parser) took 2220.67ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 53.7MB in the beginning and 72.7MB in the end (delta: -19.0MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 04:08:56,841 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 77.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:56,842 INFO L158 Benchmark]: CACSL2BoogieTranslator took 565.21ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 56.9MB in the end (delta: -3.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:56,842 INFO L158 Benchmark]: Boogie Procedure Inliner took 61.56ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:56,843 INFO L158 Benchmark]: Boogie Preprocessor took 50.56ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 51.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:08:56,844 INFO L158 Benchmark]: RCFGBuilder took 1522.55ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.4MB in the beginning and 73.4MB in the end (delta: -22.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. [2023-11-19 04:08:56,845 INFO L158 Benchmark]: CodeCheck took 14.02ms. Allocated memory is still 102.8MB. Free memory was 73.4MB in the beginning and 72.7MB in the end (delta: 674.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:08:56,848 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 0.61ms. Allocated memory is still 77.6MB. Free memory is still 53.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 565.21ms. Allocated memory is still 77.6MB. Free memory was 53.5MB in the beginning and 56.9MB in the end (delta: -3.4MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 61.56ms. Allocated memory is still 77.6MB. Free memory was 56.9MB in the beginning and 54.3MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 50.56ms. Allocated memory is still 77.6MB. Free memory was 54.0MB in the beginning and 51.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1522.55ms. Allocated memory was 77.6MB in the beginning and 102.8MB in the end (delta: 25.2MB). Free memory was 51.4MB in the beginning and 73.4MB in the end (delta: -22.0MB). Peak memory consumption was 35.6MB. Max. memory is 16.1GB. * CodeCheck took 14.02ms. Allocated memory is still 102.8MB. Free memory was 73.4MB in the beginning and 72.7MB in the end (delta: 674.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:08:56,881 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_52899d59-098e-4316-b34e-5312e2877c23/bin/ukojak-verify-G8NBE6pJGL/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported