./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 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/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_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:53:38,749 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:53:38,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 21:53:38,832 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:53:38,833 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:53:38,854 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:53:38,855 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:53:38,855 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:53:38,856 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:53:38,856 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:53:38,857 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:53:38,857 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:53:38,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:53:38,858 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:53:38,859 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:53:38,859 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:53:38,860 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:53:38,860 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:53:38,861 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:53:38,861 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:53:38,862 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:53:38,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:53:38,865 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:53:38,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:53:38,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:38,867 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:53:38,867 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:53:38,868 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:53:38,868 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:53:38,868 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_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 [2023-12-02 21:53:39,079 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:53:39,098 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:53:39,101 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:53:39,102 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:53:39,102 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:53:39,104 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-12-02 21:53:41,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:53:42,029 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:53:42,029 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-12-02 21:53:42,036 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/b55571ed4/fbe7d4f1c5914280aa46b9d95cc63c63/FLAG0b562909a [2023-12-02 21:53:42,047 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/b55571ed4/fbe7d4f1c5914280aa46b9d95cc63c63 [2023-12-02 21:53:42,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:53:42,050 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:53:42,051 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:42,051 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:53:42,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:53:42,055 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,056 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27f1880a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42, skipping insertion in model container [2023-12-02 21:53:42,056 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:42,315 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:42,326 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:53:42,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:42,370 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:53:42,370 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:53:42,378 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:53:42,378 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42 WrapperNode [2023-12-02 21:53:42,379 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:42,380 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:42,380 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:53:42,380 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:53:42,388 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,400 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,432 INFO L138 Inliner]: procedures = 28, calls = 75, calls flagged for inlining = 19, calls inlined = 27, statements flattened = 380 [2023-12-02 21:53:42,432 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:42,433 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:53:42,433 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:53:42,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:53:42,443 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,443 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,449 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,449 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,463 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,469 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,472 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,479 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:53:42,480 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:53:42,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:53:42,481 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:53:42,482 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:42" (1/1) ... [2023-12-02 21:53:42,487 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:42,499 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:53:42,511 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:53:42,514 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:53:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:53:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:53:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:53:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:53:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:53:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:53:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:53:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:53:42,541 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:53:42,541 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:53:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:53:42,542 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:53:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:53:42,542 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:53:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:53:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:53:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:53:42,543 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:53:42,543 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:53:42,545 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:53:42,664 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:53:42,665 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:53:43,323 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:53:43,625 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:53:43,625 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-12-02 21:53:43,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:43 BoogieIcfgContainer [2023-12-02 21:53:43,627 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:53:43,628 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:53:43,628 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:53:43,638 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:53:43,639 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:43" (1/1) ... [2023-12-02 21:53:43,639 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:53:43,643 INFO L158 Benchmark]: Toolchain (without parser) took 1592.43ms. Allocated memory is still 172.0MB. Free memory was 141.3MB in the beginning and 100.4MB in the end (delta: 40.9MB). Peak memory consumption was 41.6MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,644 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 125.8MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:53:43,645 INFO L158 Benchmark]: CACSL2BoogieTranslator took 327.94ms. Allocated memory is still 172.0MB. Free memory was 141.3MB in the beginning and 139.6MB in the end (delta: 1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,645 INFO L158 Benchmark]: Boogie Procedure Inliner took 52.97ms. Allocated memory is still 172.0MB. Free memory was 138.7MB in the beginning and 136.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,646 INFO L158 Benchmark]: Boogie Preprocessor took 46.48ms. Allocated memory is still 172.0MB. Free memory was 136.2MB in the beginning and 133.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,647 INFO L158 Benchmark]: RCFGBuilder took 1147.00ms. Allocated memory is still 172.0MB. Free memory was 133.3MB in the beginning and 101.6MB in the end (delta: 31.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,647 INFO L158 Benchmark]: CodeCheck took 13.50ms. Allocated memory is still 172.0MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:43,651 INFO L338 ainManager$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 0.18ms. Allocated memory is still 125.8MB. Free memory is still 96.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 327.94ms. Allocated memory is still 172.0MB. Free memory was 141.3MB in the beginning and 139.6MB in the end (delta: 1.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 52.97ms. Allocated memory is still 172.0MB. Free memory was 138.7MB in the beginning and 136.2MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 46.48ms. Allocated memory is still 172.0MB. Free memory was 136.2MB in the beginning and 133.3MB in the end (delta: 3.0MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1147.00ms. Allocated memory is still 172.0MB. Free memory was 133.3MB in the beginning and 101.6MB in the end (delta: 31.7MB). Peak memory consumption was 72.4MB. Max. memory is 16.1GB. * CodeCheck took 13.50ms. Allocated memory is still 172.0MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:53:43,672 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/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_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:53:45,640 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:53:45,707 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 21:53:45,736 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:53:45,737 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:53:45,738 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:53:45,738 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:53:45,739 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:53:45,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:53:45,740 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:53:45,741 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:53:45,741 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:53:45,742 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:53:45,742 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:53:45,743 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:53:45,743 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:53:45,744 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:53:45,744 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:53:45,745 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:53:45,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:53:45,746 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:53:45,749 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:53:45,750 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:53:45,750 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:53:45,750 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:53:45,751 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:53:45,751 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:53:45,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:45,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:53:45,753 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:53:45,753 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:53:45,753 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:53:45,754 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:53:45,754 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:53:45,754 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_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6fdb5189ea0a06d32886b44c2108d225ef2901fa5113fdc3856a252d0f653190 [2023-12-02 21:53:46,053 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:53:46,076 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:53:46,078 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:53:46,079 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:53:46,079 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:53:46,080 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-12-02 21:53:48,886 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:53:49,093 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:53:49,094 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/sv-benchmarks/c/weaver/popl20-bad-dot-product-alt.wvr.c [2023-12-02 21:53:49,104 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/3d2fad152/a14dbd9ac0714ee8b9f7f5c00c646dbf/FLAG7939b6f7f [2023-12-02 21:53:49,119 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/data/3d2fad152/a14dbd9ac0714ee8b9f7f5c00c646dbf [2023-12-02 21:53:49,122 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:53:49,123 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:53:49,125 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:49,125 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:53:49,130 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:53:49,131 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,132 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7344a876 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49, skipping insertion in model container [2023-12-02 21:53:49,132 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,160 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:49,372 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:49,389 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-02 21:53:49,394 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:53:49,423 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:49,429 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:53:49,462 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:53:49,474 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:53:49,474 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 21:53:49,482 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:53:49,483 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49 WrapperNode [2023-12-02 21:53:49,483 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:53:49,484 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:49,484 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:53:49,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:53:49,492 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,506 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,541 INFO L138 Inliner]: procedures = 30, calls = 75, calls flagged for inlining = 19, calls inlined = 27, statements flattened = 370 [2023-12-02 21:53:49,541 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:53:49,542 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:53:49,542 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:53:49,543 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:53:49,552 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,552 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,560 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,560 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,578 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,584 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,588 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,591 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,596 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:53:49,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:53:49,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:53:49,597 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:53:49,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:53:49" (1/1) ... [2023-12-02 21:53:49,603 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:53:49,614 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:53:49,624 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:53:49,627 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:53:49,667 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 21:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:53:49,668 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:53:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-12-02 21:53:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:53:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:53:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:53:49,669 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:53:49,669 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:53:49,670 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:53:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-02 21:53:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-02 21:53:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 21:53:49,670 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:53:49,671 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:53:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:53:49,671 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:53:49,678 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:53:49,821 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:53:49,823 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:53:50,929 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:53:51,267 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:53:51,267 INFO L309 CfgBuilder]: Removed 7 assume(true) statements. [2023-12-02 21:53:51,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:51 BoogieIcfgContainer [2023-12-02 21:53:51,269 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:53:51,270 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:53:51,270 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:53:51,278 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:53:51,278 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:53:51" (1/1) ... [2023-12-02 21:53:51,278 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-02 21:53:51,283 INFO L158 Benchmark]: Toolchain (without parser) took 2158.50ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 85.6MB in the beginning and 71.3MB in the end (delta: 14.3MB). Peak memory consumption was 39.2MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,283 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 142.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,284 INFO L158 Benchmark]: CACSL2BoogieTranslator took 358.60ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 69.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,284 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.46ms. Allocated memory is still 109.1MB. Free memory was 69.2MB in the beginning and 66.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,285 INFO L158 Benchmark]: Boogie Preprocessor took 53.61ms. Allocated memory is still 109.1MB. Free memory was 66.2MB in the beginning and 63.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,286 INFO L158 Benchmark]: RCFGBuilder took 1672.56ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 63.2MB in the beginning and 72.6MB in the end (delta: -9.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,286 INFO L158 Benchmark]: CodeCheck took 11.16ms. Allocated memory is still 132.1MB. Free memory was 72.6MB in the beginning and 71.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:53:51,290 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 0.28ms. Allocated memory is still 77.6MB. Free memory was 54.3MB in the beginning and 54.1MB in the end (delta: 142.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 358.60ms. Allocated memory is still 109.1MB. Free memory was 85.3MB in the beginning and 69.5MB in the end (delta: 15.8MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.46ms. Allocated memory is still 109.1MB. Free memory was 69.2MB in the beginning and 66.2MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.61ms. Allocated memory is still 109.1MB. Free memory was 66.2MB in the beginning and 63.3MB in the end (delta: 3.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1672.56ms. Allocated memory was 109.1MB in the beginning and 132.1MB in the end (delta: 23.1MB). Free memory was 63.2MB in the beginning and 72.6MB in the end (delta: -9.4MB). Peak memory consumption was 24.5MB. Max. memory is 16.1GB. * CodeCheck took 11.16ms. Allocated memory is still 132.1MB. Free memory was 72.6MB in the beginning and 71.3MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:53:51,310 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0f214217-b44f-4193-b672-302d7c125de8/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported