./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/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_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:56:14,606 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:56:14,669 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 03:56:14,673 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 03:56:14,674 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 03:56:14,696 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:56:14,697 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:56:14,698 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:56:14,699 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:56:14,699 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:56:14,700 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:56:14,700 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:56:14,701 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:56:14,701 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 03:56:14,702 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:56:14,702 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:56:14,703 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:56:14,703 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:56:14,704 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:56:14,704 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:56:14,705 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:56:14,705 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:56:14,706 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:56:14,706 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:56:14,707 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:56:14,707 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:56:14,708 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:56:14,708 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:56:14,708 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:14,709 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:56:14,709 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:56:14,710 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:56:14,710 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 03:56:14,710 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 03:56:14,711 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:56:14,711 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_c118ccfc-f758-4e0b-8b0a-3c427980a754/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 [2023-12-03 03:56:14,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:56:14,952 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:56:14,955 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:56:14,956 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:56:14,956 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:56:14,958 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2023-12-03 03:56:17,747 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:56:18,030 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:56:18,031 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2023-12-03 03:56:18,063 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/0c9756210/26047fb2329a46a1aac5fe2c65909d0a/FLAG968a34132 [2023-12-03 03:56:18,079 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/0c9756210/26047fb2329a46a1aac5fe2c65909d0a [2023-12-03 03:56:18,082 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:56:18,083 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:56:18,085 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:18,085 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:56:18,090 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:56:18,091 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,092 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c6947b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18, skipping insertion in model container [2023-12-03 03:56:18,092 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,189 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:56:18,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:18,657 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:56:18,703 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:18,738 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:56:18,738 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:56:18,744 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:56:18,744 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18 WrapperNode [2023-12-03 03:56:18,744 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:18,745 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:18,745 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:56:18,746 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:56:18,751 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,771 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,794 INFO L138 Inliner]: procedures = 246, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 108 [2023-12-03 03:56:18,795 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:18,796 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:56:18,796 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:56:18,796 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:56:18,804 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,804 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,809 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,810 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,824 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,826 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,833 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:56:18,841 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:56:18,841 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:56:18,841 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:56:18,842 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:18" (1/1) ... [2023-12-03 03:56:18,848 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:18,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:56:18,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:56:18,888 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:56:18,916 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-12-03 03:56:18,917 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-12-03 03:56:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:56:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:56:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:56:18,917 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:56:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 03:56:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 03:56:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:56:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:56:18,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-12-03 03:56:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-12-03 03:56:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 03:56:18,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:56:18,919 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:56:18,920 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:56:19,142 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:56:19,145 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:56:19,339 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:56:19,371 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:56:19,371 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:56:19,372 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:19 BoogieIcfgContainer [2023-12-03 03:56:19,373 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:56:19,373 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:56:19,374 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:56:19,381 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:56:19,381 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:19" (1/1) ... [2023-12-03 03:56:19,382 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:56:19,385 INFO L158 Benchmark]: Toolchain (without parser) took 1301.06ms. Allocated memory is still 144.7MB. Free memory was 96.7MB in the beginning and 70.1MB in the end (delta: 26.6MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-12-03 03:56:19,385 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 96.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:56:19,386 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.04ms. Allocated memory is still 144.7MB. Free memory was 96.5MB in the beginning and 101.3MB in the end (delta: -4.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. [2023-12-03 03:56:19,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 49.85ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 98.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:56:19,387 INFO L158 Benchmark]: Boogie Preprocessor took 44.32ms. Allocated memory is still 144.7MB. Free memory was 98.7MB in the beginning and 96.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:56:19,388 INFO L158 Benchmark]: RCFGBuilder took 531.79ms. Allocated memory is still 144.7MB. Free memory was 96.0MB in the beginning and 71.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-12-03 03:56:19,388 INFO L158 Benchmark]: CodeCheck took 10.06ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 70.1MB in the end (delta: 773.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:56:19,391 INFO L338 ainManager$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 0.21ms. Allocated memory is still 96.5MB. Free memory is still 51.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.04ms. Allocated memory is still 144.7MB. Free memory was 96.5MB in the beginning and 101.3MB in the end (delta: -4.8MB). Peak memory consumption was 28.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 49.85ms. Allocated memory is still 144.7MB. Free memory was 101.3MB in the beginning and 98.7MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.32ms. Allocated memory is still 144.7MB. Free memory was 98.7MB in the beginning and 96.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 531.79ms. Allocated memory is still 144.7MB. Free memory was 96.0MB in the beginning and 71.4MB in the end (delta: 24.6MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 10.06ms. Allocated memory is still 144.7MB. Free memory was 70.9MB in the beginning and 70.1MB in the end (delta: 773.2kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:56:19,416 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/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_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/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_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 03:56:21,319 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 03:56:21,397 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-12-03 03:56:21,429 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 03:56:21,430 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 03:56:21,431 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 03:56:21,432 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 03:56:21,432 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 03:56:21,433 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 03:56:21,433 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 03:56:21,434 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 03:56:21,435 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 03:56:21,435 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 03:56:21,436 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 03:56:21,436 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 03:56:21,437 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 03:56:21,437 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 03:56:21,438 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 03:56:21,438 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 03:56:21,438 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 03:56:21,439 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 03:56:21,440 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 03:56:21,440 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 03:56:21,440 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 03:56:21,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 03:56:21,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 03:56:21,442 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 03:56:21,442 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:56:21,443 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 03:56:21,443 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 03:56:21,444 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:21,444 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 03:56:21,445 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 03:56:21,445 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 03:56:21,445 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 03:56:21,446 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 03:56:21,446 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 03:56:21,446 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 03:56:21,446 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 03:56:21,446 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_c118ccfc-f758-4e0b-8b0a-3c427980a754/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0b03aab73b78beaf1bb7c49b9c847245bb2e0f74d5ca4021b62d8afb0b1e5702 [2023-12-03 03:56:21,729 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 03:56:21,751 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 03:56:21,753 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 03:56:21,755 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 03:56:21,755 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 03:56:21,757 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2023-12-03 03:56:24,507 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 03:56:24,812 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 03:56:24,813 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/sv-benchmarks/c/ldv-races/race-3_2-container_of-global.i [2023-12-03 03:56:24,842 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/a9e1d7fcf/f79ba3e8630e4a7b8c3ef21c3944126b/FLAG28aad90a1 [2023-12-03 03:56:24,856 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/data/a9e1d7fcf/f79ba3e8630e4a7b8c3ef21c3944126b [2023-12-03 03:56:24,858 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 03:56:24,860 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 03:56:24,861 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:24,861 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 03:56:24,865 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 03:56:24,865 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,866 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@cf5723f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:24, skipping insertion in model container [2023-12-03 03:56:24,866 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 03:56:24" (1/1) ... [2023-12-03 03:56:24,951 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:56:25,366 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:25,380 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-12-03 03:56:25,395 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 03:56:25,436 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:25,441 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 03:56:25,484 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 03:56:25,526 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:56:25,527 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 03:56:25,533 INFO L206 MainTranslator]: Completed translation [2023-12-03 03:56:25,533 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25 WrapperNode [2023-12-03 03:56:25,533 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 03:56:25,534 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:25,534 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 03:56:25,534 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 03:56:25,540 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,566 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,591 INFO L138 Inliner]: procedures = 250, calls = 52, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 106 [2023-12-03 03:56:25,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 03:56:25,592 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 03:56:25,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 03:56:25,593 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 03:56:25,600 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,600 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,606 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,607 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,628 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,637 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,640 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,648 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 03:56:25,649 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 03:56:25,649 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 03:56:25,649 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 03:56:25,650 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 03:56:25" (1/1) ... [2023-12-03 03:56:25,655 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 03:56:25,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 03:56:25,677 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 03:56:25,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 03:56:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 03:56:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure my_callback [2023-12-03 03:56:25,727 INFO L138 BoogieDeclarations]: Found implementation of procedure my_callback [2023-12-03 03:56:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 03:56:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 03:56:25,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 03:56:25,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-03 03:56:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_assert [2023-12-03 03:56:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_assert [2023-12-03 03:56:25,729 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 03:56:25,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 03:56:25,731 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 03:56:25,988 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 03:56:25,990 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 03:56:26,344 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 03:56:26,380 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 03:56:26,381 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 03:56:26,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:26 BoogieIcfgContainer [2023-12-03 03:56:26,383 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 03:56:26,384 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 03:56:26,384 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 03:56:26,394 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 03:56:26,394 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 03:56:26" (1/1) ... [2023-12-03 03:56:26,395 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 03:56:26,399 INFO L158 Benchmark]: Toolchain (without parser) took 1538.18ms. Allocated memory is still 107.0MB. Free memory was 80.2MB in the beginning and 49.7MB in the end (delta: 30.5MB). Peak memory consumption was 32.4MB. Max. memory is 16.1GB. [2023-12-03 03:56:26,399 INFO L158 Benchmark]: CDTParser took 0.19ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:56:26,400 INFO L158 Benchmark]: CACSL2BoogieTranslator took 672.57ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 55.1MB in the end (delta: 24.8MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. [2023-12-03 03:56:26,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.62ms. Allocated memory is still 107.0MB. Free memory was 55.1MB in the beginning and 52.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 03:56:26,401 INFO L158 Benchmark]: Boogie Preprocessor took 55.57ms. Allocated memory is still 107.0MB. Free memory was 52.0MB in the beginning and 48.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 03:56:26,402 INFO L158 Benchmark]: RCFGBuilder took 734.36ms. Allocated memory is still 107.0MB. Free memory was 48.3MB in the beginning and 50.5MB in the end (delta: -2.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. [2023-12-03 03:56:26,402 INFO L158 Benchmark]: CodeCheck took 13.36ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 49.7MB in the end (delta: 745.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 03:56:26,405 INFO L338 ainManager$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 0.19ms. Allocated memory is still 67.1MB. Free memory is still 43.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 672.57ms. Allocated memory is still 107.0MB. Free memory was 80.0MB in the beginning and 55.1MB in the end (delta: 24.8MB). Peak memory consumption was 28.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.62ms. Allocated memory is still 107.0MB. Free memory was 55.1MB in the beginning and 52.0MB in the end (delta: 3.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.57ms. Allocated memory is still 107.0MB. Free memory was 52.0MB in the beginning and 48.3MB in the end (delta: 3.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 734.36ms. Allocated memory is still 107.0MB. Free memory was 48.3MB in the beginning and 50.5MB in the end (delta: -2.2MB). Peak memory consumption was 6.0MB. Max. memory is 16.1GB. * CodeCheck took 13.36ms. Allocated memory is still 107.0MB. Free memory was 50.5MB in the beginning and 49.7MB in the end (delta: 745.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 03:56:26,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c118ccfc-f758-4e0b-8b0a-3c427980a754/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