./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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 fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:27,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:28,069 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:33:28,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:33:28,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:33:28,117 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:28,119 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:28,120 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:28,121 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:28,126 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:28,127 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:28,128 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:28,128 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:28,130 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:33:28,131 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:33:28,131 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:33:28,132 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:28,132 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:33:28,133 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:28,133 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:28,134 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:28,134 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:28,135 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:28,136 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:28,136 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:28,137 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:28,137 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:28,138 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:33:28,138 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:33:28,139 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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2023-11-19 03:33:28,477 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:28,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:28,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:28,517 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:28,518 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:28,519 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 03:33:31,764 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:31,989 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:31,990 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 03:33:31,998 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/7bbf61cbc/61710a33bb8b48f1a5609cdde984077c/FLAGc05bd5a04 [2023-11-19 03:33:32,013 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/7bbf61cbc/61710a33bb8b48f1a5609cdde984077c [2023-11-19 03:33:32,016 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:32,017 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:32,018 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:32,019 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:32,023 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:32,024 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,025 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c91f554 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32, skipping insertion in model container [2023-11-19 03:33:32,026 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:32,290 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:32,301 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:32,330 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:32,338 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:32,338 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:32,343 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:32,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32 WrapperNode [2023-11-19 03:33:32,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:32,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:32,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:32,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:32,353 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,391 INFO L138 Inliner]: procedures = 24, calls = 46, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 205 [2023-11-19 03:33:32,391 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:32,392 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:32,392 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:32,393 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:32,402 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,402 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,407 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,407 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,417 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,422 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,424 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,426 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,430 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:32,431 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:32,431 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:32,431 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:32,432 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:32" (1/1) ... [2023-11-19 03:33:32,438 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:32,454 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:32,485 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:32,508 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:32,530 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:33:32,530 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:33:32,531 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:33:32,532 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:33:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:33:32,532 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:33:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:33:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:33:32,533 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:33:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:33:32,534 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:32,535 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:33:32,535 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:33:32,537 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 03:33:32,734 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:32,738 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:33,268 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:33,671 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:33,671 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:33:33,679 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:33 BoogieIcfgContainer [2023-11-19 03:33:33,679 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:33,681 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:33,681 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:33,691 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:33,693 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:33" (1/1) ... [2023-11-19 03:33:33,694 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 03:33:33,702 INFO L158 Benchmark]: Toolchain (without parser) took 1683.89ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 87.9MB in the beginning and 108.0MB in the end (delta: -20.1MB). Peak memory consumption was 47.5MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,703 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:33,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 325.94ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 75.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,705 INFO L158 Benchmark]: Boogie Procedure Inliner took 46.44ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 73.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,706 INFO L158 Benchmark]: Boogie Preprocessor took 37.95ms. Allocated memory is still 134.2MB. Free memory was 73.4MB in the beginning and 71.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,707 INFO L158 Benchmark]: RCFGBuilder took 1248.34ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 71.6MB in the beginning and 109.4MB in the end (delta: -37.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,708 INFO L158 Benchmark]: CodeCheck took 19.54ms. Allocated memory is still 199.2MB. Free memory was 109.4MB in the beginning and 108.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:33,717 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 134.2MB. Free memory is still 79.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 325.94ms. Allocated memory is still 134.2MB. Free memory was 87.5MB in the beginning and 75.8MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 46.44ms. Allocated memory is still 134.2MB. Free memory was 75.8MB in the beginning and 73.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 37.95ms. Allocated memory is still 134.2MB. Free memory was 73.4MB in the beginning and 71.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1248.34ms. Allocated memory was 134.2MB in the beginning and 199.2MB in the end (delta: 65.0MB). Free memory was 71.6MB in the beginning and 109.4MB in the end (delta: -37.8MB). Peak memory consumption was 32.8MB. Max. memory is 16.1GB. * CodeCheck took 19.54ms. Allocated memory is still 199.2MB. Free memory was 109.4MB in the beginning and 108.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:33:33,765 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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 fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:33:36,366 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:33:36,448 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:33:36,483 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:33:36,488 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:33:36,489 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:33:36,492 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:33:36,493 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:33:36,493 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:33:36,496 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:33:36,496 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:33:36,497 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:33:36,497 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:33:36,502 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:33:36,502 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:33:36,503 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:33:36,503 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:33:36,504 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:33:36,504 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:33:36,505 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:33:36,505 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:33:36,506 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:33:36,506 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:33:36,507 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:33:36,507 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:36,507 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:36,508 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:33:36,509 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:36,509 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:33:36,510 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:33:36,511 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:33:36,511 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:33:36,512 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:33:36,512 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:33:36,513 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_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbe9f324c9eba6beb8c990e3f85f0b00a68548fe05ffdb4e97bc061354d1cdf2 [2023-11-19 03:33:36,958 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:33:36,990 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:33:36,999 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:33:37,000 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:33:37,001 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:33:37,002 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 03:33:40,150 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:33:40,413 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:33:40,413 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/sv-benchmarks/c/weaver/popl20-counter-fun.wvr.c [2023-11-19 03:33:40,423 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/9f9a3b6c1/0d9d3b4ce95142eea0d2c25b08d0044a/FLAG4d86ae1e9 [2023-11-19 03:33:40,441 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/data/9f9a3b6c1/0d9d3b4ce95142eea0d2c25b08d0044a [2023-11-19 03:33:40,447 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:33:40,450 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:33:40,455 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:40,456 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:33:40,460 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:33:40,462 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,464 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@58bfd5d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40, skipping insertion in model container [2023-11-19 03:33:40,464 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:40,496 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:40,753 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:40,775 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:33:40,787 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:33:40,826 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:40,857 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:33:40,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:33:40,952 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:40,952 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:33:40,963 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:33:40,963 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40 WrapperNode [2023-11-19 03:33:40,963 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:33:40,965 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:40,965 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:33:40,965 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:33:40,973 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,000 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,043 INFO L138 Inliner]: procedures = 26, calls = 46, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 200 [2023-11-19 03:33:41,043 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:33:41,044 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:33:41,044 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:33:41,045 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:33:41,054 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,054 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,073 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,074 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,103 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,105 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,119 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:33:41,120 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:33:41,121 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:33:41,121 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:33:41,122 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:33:40" (1/1) ... [2023-11-19 03:33:41,127 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:33:41,150 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:33:41,164 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:33:41,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:33:41,214 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:33:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:33:41,215 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:33:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:33:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:33:41,216 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:33:41,216 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:33:41,217 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:33:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:33:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:33:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:33:41,217 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:33:41,217 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:33:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:33:41,218 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:33:41,220 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 03:33:41,372 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:33:41,374 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:33:42,046 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:33:42,511 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:33:42,511 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:33:42,519 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:42 BoogieIcfgContainer [2023-11-19 03:33:42,519 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:33:42,520 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:33:42,520 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:33:42,531 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:33:42,531 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:33:42" (1/1) ... [2023-11-19 03:33:42,532 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 03:33:42,539 INFO L158 Benchmark]: Toolchain (without parser) took 2087.38ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.0MB in the beginning and 49.7MB in the end (delta: -4.7MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-19 03:33:42,539 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:42,540 INFO L158 Benchmark]: CACSL2BoogieTranslator took 508.34ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.8MB in the beginning and 69.6MB in the end (delta: -24.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. [2023-11-19 03:33:42,541 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.77ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:42,543 INFO L158 Benchmark]: Boogie Preprocessor took 75.34ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 65.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:33:42,543 INFO L158 Benchmark]: RCFGBuilder took 1398.53ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 50.6MB in the end (delta: 14.8MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. [2023-11-19 03:33:42,544 INFO L158 Benchmark]: CodeCheck took 15.98ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 49.7MB in the end (delta: 889.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:33:42,554 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 69.2MB. Free memory is still 45.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 508.34ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 44.8MB in the beginning and 69.6MB in the end (delta: -24.7MB). Peak memory consumption was 13.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.77ms. Allocated memory is still 92.3MB. Free memory was 69.6MB in the beginning and 67.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.34ms. Allocated memory is still 92.3MB. Free memory was 67.5MB in the beginning and 65.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1398.53ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 50.6MB in the end (delta: 14.8MB). Peak memory consumption was 37.5MB. Max. memory is 16.1GB. * CodeCheck took 15.98ms. Allocated memory is still 92.3MB. Free memory was 50.6MB in the beginning and 49.7MB in the end (delta: 889.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:33:42,598 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6e74fc6a-10a8-47c5-bbd0-e514f655f4cf/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