./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.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_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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_b26217fd-b2df-4aca-823a-1afff9ce16a8/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 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:34,214 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:34,322 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:53:34,326 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:53:34,326 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:53:34,361 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:34,365 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:34,366 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:34,367 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:34,373 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:34,374 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:34,374 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:34,375 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:34,377 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:34,377 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:34,378 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:34,378 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:34,379 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:34,379 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:34,380 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:34,380 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:34,381 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:34,382 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:34,383 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:34,383 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:34,384 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:34,384 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:34,385 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:53:34,385 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:53:34,386 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_b26217fd-b2df-4aca-823a-1afff9ce16a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 [2023-11-19 02:53:34,641 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:34,663 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:34,665 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:34,688 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:34,689 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:34,690 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-11-19 02:53:37,800 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:38,035 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:38,036 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-11-19 02:53:38,045 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/8b3c604a0/b376432a4a3a49ec820dfe242e84c181/FLAG9c0b78ada [2023-11-19 02:53:38,060 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/8b3c604a0/b376432a4a3a49ec820dfe242e84c181 [2023-11-19 02:53:38,067 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:38,069 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:38,074 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:38,074 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:38,079 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:38,083 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,084 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@542597f8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38, skipping insertion in model container [2023-11-19 02:53:38,084 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,122 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:38,369 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:38,380 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:38,421 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:38,432 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:38,432 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:38,440 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:38,441 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38 WrapperNode [2023-11-19 02:53:38,441 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:38,442 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:38,442 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:38,443 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:38,450 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,462 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,497 INFO L138 Inliner]: procedures = 28, calls = 75, calls flagged for inlining = 19, calls inlined = 27, statements flattened = 380 [2023-11-19 02:53:38,498 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:38,499 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:38,499 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:38,499 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:38,508 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,508 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,516 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,516 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,532 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,538 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,541 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,544 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,550 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:38,568 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:38,568 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:38,576 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:38,577 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:38" (1/1) ... [2023-11-19 02:53:38,582 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:38,602 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:38,617 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:38,636 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:38,680 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:53:38,681 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:53:38,682 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:53:38,682 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:53:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:53:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:53:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:38,683 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:38,683 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:38,684 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:38,685 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 02:53:38,819 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:38,821 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:39,685 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:39,950 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:39,951 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 02:53:39,956 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:39 BoogieIcfgContainer [2023-11-19 02:53:39,956 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:39,957 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:39,957 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:39,967 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:39,968 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:39" (1/1) ... [2023-11-19 02:53:39,969 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 02:53:39,974 INFO L158 Benchmark]: Toolchain (without parser) took 1903.37ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 88.6MB in the beginning and 68.2MB in the end (delta: 20.5MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2023-11-19 02:53:39,974 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 134.2MB. Free memory was 107.1MB in the beginning and 107.1MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:39,975 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.09ms. Allocated memory is still 134.2MB. Free memory was 88.1MB in the beginning and 75.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:53:39,976 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.05ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 72.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:39,977 INFO L158 Benchmark]: Boogie Preprocessor took 65.12ms. Allocated memory is still 134.2MB. Free memory was 72.3MB in the beginning and 104.4MB in the end (delta: -32.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. [2023-11-19 02:53:39,977 INFO L158 Benchmark]: RCFGBuilder took 1388.45ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 104.3MB in the beginning and 69.2MB in the end (delta: 35.1MB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB. [2023-11-19 02:53:39,995 INFO L158 Benchmark]: CodeCheck took 14.26ms. Allocated memory is still 188.7MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:39,998 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 0.30ms. Allocated memory is still 134.2MB. Free memory was 107.1MB in the beginning and 107.1MB in the end (delta: 25.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.09ms. Allocated memory is still 134.2MB. Free memory was 88.1MB in the beginning and 75.1MB in the end (delta: 13.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.05ms. Allocated memory is still 134.2MB. Free memory was 75.1MB in the beginning and 72.3MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 65.12ms. Allocated memory is still 134.2MB. Free memory was 72.3MB in the beginning and 104.4MB in the end (delta: -32.1MB). Peak memory consumption was 9.3MB. Max. memory is 16.1GB. * RCFGBuilder took 1388.45ms. Allocated memory was 134.2MB in the beginning and 188.7MB in the end (delta: 54.5MB). Free memory was 104.3MB in the beginning and 69.2MB in the end (delta: 35.1MB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB. * CodeCheck took 14.26ms. Allocated memory is still 188.7MB. Free memory was 69.2MB in the beginning and 68.2MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:53:40,041 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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_b26217fd-b2df-4aca-823a-1afff9ce16a8/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 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 02:53:42,625 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:53:42,753 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:53:42,807 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:53:42,808 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:53:42,809 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:53:42,810 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:53:42,810 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:53:42,811 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:53:42,816 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:53:42,817 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:53:42,817 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:53:42,818 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:53:42,819 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:53:42,820 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:53:42,820 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:53:42,821 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:53:42,821 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:53:42,821 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:53:42,822 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:53:42,822 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:53:42,823 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:53:42,823 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:53:42,824 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:53:42,824 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:42,825 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:42,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:53:42,826 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:42,826 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:53:42,827 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:53:42,828 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:53:42,828 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:53:42,829 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:53:42,829 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:53:42,829 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_b26217fd-b2df-4aca-823a-1afff9ce16a8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 [2023-11-19 02:53:43,207 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:53:43,239 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:53:43,241 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:53:43,243 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:53:43,243 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:53:43,245 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-11-19 02:53:46,333 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:53:46,591 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:53:46,592 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-11-19 02:53:46,600 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/f94daf22a/fe7283b167084cf2bd7aa83c4e4562e8/FLAG5fc36056e [2023-11-19 02:53:46,614 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/data/f94daf22a/fe7283b167084cf2bd7aa83c4e4562e8 [2023-11-19 02:53:46,617 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:53:46,619 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:53:46,620 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:46,620 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:53:46,625 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:53:46,626 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:46" (1/1) ... [2023-11-19 02:53:46,627 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70808f5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:46, skipping insertion in model container [2023-11-19 02:53:46,627 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:53:46" (1/1) ... [2023-11-19 02:53:46,659 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:46,908 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:46,935 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 02:53:46,951 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:53:47,004 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:47,019 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:53:47,051 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:53:47,062 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:47,062 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 02:53:47,075 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:53:47,076 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47 WrapperNode [2023-11-19 02:53:47,076 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:53:47,077 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:47,077 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:53:47,077 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:53:47,091 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,120 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,169 INFO L138 Inliner]: procedures = 30, calls = 75, calls flagged for inlining = 19, calls inlined = 27, statements flattened = 370 [2023-11-19 02:53:47,169 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:53:47,170 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:53:47,170 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:53:47,170 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:53:47,181 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,182 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,202 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,235 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,256 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,259 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,291 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,319 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:53:47,320 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:53:47,321 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:53:47,321 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:53:47,322 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:53:47" (1/1) ... [2023-11-19 02:53:47,328 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:53:47,360 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:53:47,376 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:53:47,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:53:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:53:47,431 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:53:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 02:53:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:53:47,432 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:53:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 02:53:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:53:47,433 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:53:47,433 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:53:47,434 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:53:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:53:47,435 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:53:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 02:53:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 02:53:47,435 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 02:53:47,436 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:53:47,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:53:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:53:47,438 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:53:47,440 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 02:53:47,674 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:53:47,676 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:53:49,089 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:53:49,559 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:53:49,559 INFO L302 CfgBuilder]: Removed 7 assume(true) statements. [2023-11-19 02:53:49,571 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:49 BoogieIcfgContainer [2023-11-19 02:53:49,572 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:53:49,574 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:53:49,574 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:53:49,585 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:53:49,585 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:53:49" (1/1) ... [2023-11-19 02:53:49,586 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 02:53:49,594 INFO L158 Benchmark]: Toolchain (without parser) took 2973.60ms. Allocated memory was 77.6MB in the beginning and 132.1MB in the end (delta: 54.5MB). Free memory was 53.2MB in the beginning and 101.6MB in the end (delta: -48.4MB). Peak memory consumption was 9.4MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,595 INFO L158 Benchmark]: CDTParser took 0.47ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:53:49,595 INFO L158 Benchmark]: CACSL2BoogieTranslator took 456.53ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 37.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,596 INFO L158 Benchmark]: Boogie Procedure Inliner took 92.45ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,598 INFO L158 Benchmark]: Boogie Preprocessor took 149.48ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 33.8MB in the beginning and 87.3MB in the end (delta: -53.5MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,600 INFO L158 Benchmark]: RCFGBuilder took 2251.76ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 86.9MB in the beginning and 101.8MB in the end (delta: -14.8MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,601 INFO L158 Benchmark]: CodeCheck took 17.40ms. Allocated memory is still 132.1MB. Free memory was 101.8MB in the beginning and 101.6MB in the end (delta: 136.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:53:49,611 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 0.47ms. Allocated memory is still 77.6MB. Free memory was 53.8MB in the beginning and 53.8MB in the end (delta: 73.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 456.53ms. Allocated memory is still 77.6MB. Free memory was 53.0MB in the beginning and 37.1MB in the end (delta: 15.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 92.45ms. Allocated memory is still 77.6MB. Free memory was 36.9MB in the beginning and 33.8MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 149.48ms. Allocated memory was 77.6MB in the beginning and 109.1MB in the end (delta: 31.5MB). Free memory was 33.8MB in the beginning and 87.3MB in the end (delta: -53.5MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * RCFGBuilder took 2251.76ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 86.9MB in the beginning and 101.8MB in the end (delta: -14.8MB). Peak memory consumption was 49.2MB. Max. memory is 16.1GB. * CodeCheck took 17.40ms. Allocated memory is still 132.1MB. Free memory was 101.8MB in the beginning and 101.6MB in the end (delta: 136.0kB). 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 02:53:49,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b26217fd-b2df-4aca-823a-1afff9ce16a8/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported