./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV --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 f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:42:13,661 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:42:13,783 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:42:13,788 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:42:13,789 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:42:13,835 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:42:13,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:42:13,841 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:42:13,843 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:42:13,849 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:42:13,850 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:42:13,851 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:42:13,851 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:42:13,853 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:42:13,854 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:42:13,855 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:42:13,855 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:42:13,856 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:42:13,856 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:42:13,857 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:42:13,857 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:42:13,858 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:42:13,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:42:13,859 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:42:13,860 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:42:13,861 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:42:13,862 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:42:13,862 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:13,863 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:42:13,863 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:42:13,865 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:42:13,865 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:42:13,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:42:13,866 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:42:13,866 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_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-11 23:42:14,167 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:42:14,192 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:42:14,195 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:42:14,197 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:42:14,198 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:42:14,199 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-11 23:42:17,523 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:42:17,779 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:42:17,780 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-11 23:42:17,790 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/b56a2d941/6c6420a6283c4cb3873c3f36b3501ed7/FLAGba07961cd [2023-11-11 23:42:17,808 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/b56a2d941/6c6420a6283c4cb3873c3f36b3501ed7 [2023-11-11 23:42:17,811 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:42:17,813 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:42:17,815 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:17,816 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:42:17,822 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:42:17,823 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:17" (1/1) ... [2023-11-11 23:42:17,824 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c0d446 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:17, skipping insertion in model container [2023-11-11 23:42:17,825 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:17" (1/1) ... [2023-11-11 23:42:17,855 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:42:18,076 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:18,088 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:42:18,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:18,130 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:42:18,131 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18 WrapperNode [2023-11-11 23:42:18,131 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:18,132 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:18,133 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:42:18,133 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:42:18,141 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,150 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,173 INFO L138 Inliner]: procedures = 23, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 89 [2023-11-11 23:42:18,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:18,174 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:42:18,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:42:18,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:42:18,186 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,186 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,198 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,221 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,224 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,229 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,232 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:42:18,233 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:42:18,234 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:42:18,234 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:42:18,235 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,241 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:18,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:42:18,266 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:42:18,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:42:18,298 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:42:18,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:42:18,298 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:42:18,298 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:42:18,299 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:42:18,299 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:42:18,300 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:42:18,300 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:42:18,301 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:42:18,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:42:18,303 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:42:18,413 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:42:18,415 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:42:18,709 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:42:18,721 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:42:18,721 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:42:18,724 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:18 BoogieIcfgContainer [2023-11-11 23:42:18,725 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:42:18,726 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:42:18,726 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:42:18,737 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:42:18,738 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:18" (1/1) ... [2023-11-11 23:42:18,739 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:42:18,744 INFO L158 Benchmark]: Toolchain (without parser) took 929.83ms. Allocated memory is still 176.2MB. Free memory was 133.0MB in the beginning and 100.1MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-11-11 23:42:18,745 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:18,745 INFO L158 Benchmark]: CACSL2BoogieTranslator took 316.39ms. Allocated memory is still 176.2MB. Free memory was 133.0MB in the beginning and 121.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-11 23:42:18,746 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.50ms. Allocated memory is still 176.2MB. Free memory was 121.5MB in the beginning and 119.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:42:18,747 INFO L158 Benchmark]: Boogie Preprocessor took 58.19ms. Allocated memory is still 176.2MB. Free memory was 119.7MB in the beginning and 118.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:18,748 INFO L158 Benchmark]: RCFGBuilder took 491.33ms. Allocated memory is still 176.2MB. Free memory was 118.4MB in the beginning and 101.2MB in the end (delta: 17.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-11 23:42:18,749 INFO L158 Benchmark]: CodeCheck took 16.38ms. Allocated memory is still 176.2MB. Free memory was 100.9MB in the beginning and 100.1MB in the end (delta: 825.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:18,753 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 117.4MB. Free memory is still 61.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 316.39ms. Allocated memory is still 176.2MB. Free memory was 133.0MB in the beginning and 121.5MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.50ms. Allocated memory is still 176.2MB. Free memory was 121.5MB in the beginning and 119.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.19ms. Allocated memory is still 176.2MB. Free memory was 119.7MB in the beginning and 118.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 491.33ms. Allocated memory is still 176.2MB. Free memory was 118.4MB in the beginning and 101.2MB in the end (delta: 17.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 16.38ms. Allocated memory is still 176.2MB. Free memory was 100.9MB in the beginning and 100.1MB in the end (delta: 825.0kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:42:18,781 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally 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_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV --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 f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:42:21,603 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:42:21,724 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:42:21,764 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:42:21,766 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:42:21,767 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:42:21,768 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:42:21,768 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:42:21,770 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:42:21,775 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:42:21,775 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:42:21,776 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:42:21,777 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:42:21,778 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:42:21,779 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:42:21,779 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:42:21,780 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:42:21,780 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:42:21,781 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:42:21,782 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:42:21,782 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:42:21,783 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:42:21,783 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:42:21,784 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:42:21,784 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:42:21,785 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:42:21,785 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:42:21,786 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:42:21,786 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:42:21,787 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:42:21,788 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:21,788 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:42:21,789 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:42:21,789 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:42:21,789 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:42:21,790 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:42:21,790 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:42:21,790 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:42:21,790 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:42:21,791 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_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f7b74cf7a2419cab3ab4545eb4bb4cb738b0dd565da7b17a0ca0e4253475f1b6 [2023-11-11 23:42:22,253 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:42:22,283 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:42:22,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:42:22,288 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:42:22,289 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:42:22,291 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-11 23:42:25,336 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:42:25,606 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:42:25,607 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/sv-benchmarks/c/weaver/chl-simpl-str-trans.wvr.c [2023-11-11 23:42:25,615 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/49a8710ec/45499c5b9e2d4a9792334140b3c37fe2/FLAGd5d49d258 [2023-11-11 23:42:25,628 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/data/49a8710ec/45499c5b9e2d4a9792334140b3c37fe2 [2023-11-11 23:42:25,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:42:25,631 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:42:25,633 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:25,633 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:42:25,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:42:25,640 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:25" (1/1) ... [2023-11-11 23:42:25,644 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6de1bb17 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:25, skipping insertion in model container [2023-11-11 23:42:25,644 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:42:25" (1/1) ... [2023-11-11 23:42:25,667 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:42:25,909 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:25,934 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:42:25,979 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:42:26,001 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:42:26,002 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26 WrapperNode [2023-11-11 23:42:26,002 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:42:26,003 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:26,003 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:42:26,003 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:42:26,011 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,036 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,081 INFO L138 Inliner]: procedures = 25, calls = 31, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 83 [2023-11-11 23:42:26,081 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:42:26,085 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:42:26,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:42:26,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:42:26,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,118 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,118 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,138 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,140 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,143 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,156 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,160 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:42:26,160 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:42:26,161 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:42:26,161 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:42:26,162 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,173 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:42:26,194 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:42:26,209 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:42:26,228 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:42:26,255 INFO L130 BoogieDeclarations]: Found specification of procedure minus [2023-11-11 23:42:26,257 INFO L138 BoogieDeclarations]: Found implementation of procedure minus [2023-11-11 23:42:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:42:26,257 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-11 23:42:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-11 23:42:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-11 23:42:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-11 23:42:26,258 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-11 23:42:26,258 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-11 23:42:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:42:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:42:26,259 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:42:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:42:26,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-11 23:42:26,260 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:42:26,260 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:42:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:42:26,262 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:42:26,263 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:42:26,438 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:42:26,441 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:42:26,894 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:42:26,904 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:42:26,904 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:42:26,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:26 BoogieIcfgContainer [2023-11-11 23:42:26,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:42:26,908 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:42:26,909 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:42:26,920 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:42:26,920 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:42:26" (1/1) ... [2023-11-11 23:42:26,921 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-11 23:42:26,925 INFO L158 Benchmark]: Toolchain (without parser) took 1292.85ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 45.6MB in the beginning and 55.8MB in the end (delta: -10.2MB). Peak memory consumption was 15.8MB. Max. memory is 16.1GB. [2023-11-11 23:42:26,926 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:26,927 INFO L158 Benchmark]: CACSL2BoogieTranslator took 369.38ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 33.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-11 23:42:26,928 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.64ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 33.2MB in the beginning and 76.4MB in the end (delta: -43.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. [2023-11-11 23:42:26,929 INFO L158 Benchmark]: Boogie Preprocessor took 74.42ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 74.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:42:26,930 INFO L158 Benchmark]: RCFGBuilder took 747.06ms. Allocated memory is still 96.5MB. Free memory was 74.8MB in the beginning and 56.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-11 23:42:26,930 INFO L158 Benchmark]: CodeCheck took 15.15ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 55.8MB in the end (delta: 781.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:42:26,935 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 0.37ms. Allocated memory is still 69.2MB. Free memory is still 45.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 369.38ms. Allocated memory is still 69.2MB. Free memory was 45.4MB in the beginning and 33.3MB in the end (delta: 12.1MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.64ms. Allocated memory was 69.2MB in the beginning and 96.5MB in the end (delta: 27.3MB). Free memory was 33.2MB in the beginning and 76.4MB in the end (delta: -43.2MB). Peak memory consumption was 5.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 74.42ms. Allocated memory is still 96.5MB. Free memory was 76.4MB in the beginning and 74.8MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 747.06ms. Allocated memory is still 96.5MB. Free memory was 74.8MB in the beginning and 56.9MB in the end (delta: 17.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 15.15ms. Allocated memory is still 96.5MB. Free memory was 56.6MB in the beginning and 55.8MB in the end (delta: 781.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:42:26,964 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f2d97f10-edaa-419e-a520-742003eef877/bin/ukojak-verify-0OAaufAVZV/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