./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/weaver/mult-comm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de93f11842753a9f5cde98724d1851736862f745073786263bfd177abe6c2376 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:31,448 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:31,519 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 22:12:31,525 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:12:31,526 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:12:31,553 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:31,554 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:31,555 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:31,556 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:31,556 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:31,557 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:31,558 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:31,558 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:31,559 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:12:31,560 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:31,560 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:31,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:31,562 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:31,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:31,563 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:31,564 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:31,564 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:31,565 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:31,566 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:31,566 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:31,567 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:31,567 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:31,568 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:31,569 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:31,569 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:31,570 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:12:31,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:12:31,570 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:31,571 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_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de93f11842753a9f5cde98724d1851736862f745073786263bfd177abe6c2376 [2023-11-24 22:12:31,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:31,874 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:31,877 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:31,878 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:31,884 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:31,885 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2023-11-24 22:12:35,067 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:35,291 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:35,292 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c [2023-11-24 22:12:35,300 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/1a82079e8/c06832ab0058490cb686b7db92564daa/FLAGaf625ca53 [2023-11-24 22:12:35,315 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/1a82079e8/c06832ab0058490cb686b7db92564daa [2023-11-24 22:12:35,318 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:35,320 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:35,321 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:35,321 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:35,327 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:35,327 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,329 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@41bfdca8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35, skipping insertion in model container [2023-11-24 22:12:35,329 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,353 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:35,532 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c[1936,1949] [2023-11-24 22:12:35,537 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:35,547 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:35,567 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c[1936,1949] [2023-11-24 22:12:35,568 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:35,591 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:35,592 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35 WrapperNode [2023-11-24 22:12:35,592 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:35,594 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:35,594 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:35,594 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:35,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,610 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,641 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2023-11-24 22:12:35,641 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:35,642 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:35,643 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:35,643 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:35,653 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,653 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,656 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,656 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,678 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,695 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,697 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,698 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,700 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:35,702 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:35,702 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:35,702 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:35,703 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:35" (1/1) ... [2023-11-24 22:12:35,709 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:35,734 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:35,749 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:35,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:35,786 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:35,787 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:35,787 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:35,788 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:35,789 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:35,789 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:35,791 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:12:35,915 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:35,918 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:36,106 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:36,118 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:36,118 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:12:36,120 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:36 BoogieIcfgContainer [2023-11-24 22:12:36,121 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:36,122 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:36,122 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:36,133 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:36,133 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:36" (1/1) ... [2023-11-24 22:12:36,134 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) [2023-11-24 22:12:36,146 INFO L158 Benchmark]: Toolchain (without parser) took 825.62ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 84.1MB in the beginning and 139.4MB in the end (delta: -55.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:36,147 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 127.9MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:36,148 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.32ms. Allocated memory is still 127.9MB. Free memory was 83.8MB in the beginning and 72.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:12:36,148 INFO L158 Benchmark]: Boogie Procedure Inliner took 47.44ms. Allocated memory is still 127.9MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:36,149 INFO L158 Benchmark]: Boogie Preprocessor took 58.57ms. Allocated memory is still 127.9MB. Free memory was 71.1MB in the beginning and 70.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:36,150 INFO L158 Benchmark]: RCFGBuilder took 419.19ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 140.4MB in the end (delta: -70.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. [2023-11-24 22:12:36,151 INFO L158 Benchmark]: CodeCheck took 22.80ms. Allocated memory is still 172.0MB. Free memory was 140.4MB in the beginning and 139.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:36,154 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 0.36ms. Allocated memory is still 127.9MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.32ms. Allocated memory is still 127.9MB. Free memory was 83.8MB in the beginning and 72.8MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 47.44ms. Allocated memory is still 127.9MB. Free memory was 72.8MB in the beginning and 71.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 58.57ms. Allocated memory is still 127.9MB. Free memory was 71.1MB in the beginning and 70.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 419.19ms. Allocated memory was 127.9MB in the beginning and 172.0MB in the end (delta: 44.0MB). Free memory was 69.8MB in the beginning and 140.4MB in the end (delta: -70.6MB). Peak memory consumption was 17.4MB. Max. memory is 16.1GB. * CodeCheck took 22.80ms. Allocated memory is still 172.0MB. Free memory was 140.4MB in the beginning and 139.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:36,178 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/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_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash de93f11842753a9f5cde98724d1851736862f745073786263bfd177abe6c2376 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:12:39,165 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:12:39,336 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 22:12:39,398 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:12:39,399 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:12:39,400 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:12:39,401 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:12:39,402 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:12:39,403 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:12:39,409 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:12:39,410 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:12:39,410 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:12:39,411 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:12:39,413 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:12:39,413 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:12:39,414 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:12:39,414 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:12:39,415 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:12:39,415 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:12:39,416 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:12:39,417 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:12:39,418 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:12:39,418 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:12:39,419 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:12:39,419 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:12:39,420 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:39,420 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:39,421 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:12:39,421 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:39,422 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:12:39,423 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:12:39,424 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:12:39,424 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:12:39,424 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:12:39,425 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:12:39,425 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:12:39,425 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:12:39,426 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_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> de93f11842753a9f5cde98724d1851736862f745073786263bfd177abe6c2376 [2023-11-24 22:12:39,925 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:12:39,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:12:39,958 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:12:39,959 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:12:39,960 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:12:39,962 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2023-11-24 22:12:43,108 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:12:43,397 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:12:43,398 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c [2023-11-24 22:12:43,408 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/8ee8f45dd/cf7c97044b314fae9bd93d2f60c9500a/FLAGf6f3e70e9 [2023-11-24 22:12:43,426 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/data/8ee8f45dd/cf7c97044b314fae9bd93d2f60c9500a [2023-11-24 22:12:43,430 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:12:43,436 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:12:43,438 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:43,438 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:12:43,448 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:12:43,450 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,452 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e777420 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43, skipping insertion in model container [2023-11-24 22:12:43,452 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,482 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:12:43,769 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c[1936,1949] [2023-11-24 22:12:43,776 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:43,797 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:43,837 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/sv-benchmarks/c/weaver/mult-comm.wvr.c[1936,1949] [2023-11-24 22:12:43,838 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:43,869 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:43,869 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43 WrapperNode [2023-11-24 22:12:43,869 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:43,871 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:43,871 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:43,871 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:43,881 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,906 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,936 INFO L138 Inliner]: procedures = 23, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 53 [2023-11-24 22:12:43,936 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:43,938 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:43,938 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:43,939 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:43,950 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,951 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,971 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,971 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,986 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:43,997 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:44,001 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:44,002 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:44,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:44,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:44,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:43" (1/1) ... [2023-11-24 22:12:44,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:44,025 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:44,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:44,067 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:44,098 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:12:44,099 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:12:44,099 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:12:44,100 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:12:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:12:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:12:44,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:44,101 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:44,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:12:44,103 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:12:44,244 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:44,247 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:44,543 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:44,557 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:44,558 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 22:12:44,560 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:44 BoogieIcfgContainer [2023-11-24 22:12:44,560 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:44,561 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:44,561 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:44,574 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:44,575 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:44" (1/1) ... [2023-11-24 22:12:44,576 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) [2023-11-24 22:12:44,584 INFO L158 Benchmark]: Toolchain (without parser) took 1151.24ms. Allocated memory is still 96.5MB. Free memory was 72.9MB in the beginning and 73.8MB in the end (delta: -868.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:44,586 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 73.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:44,588 INFO L158 Benchmark]: CACSL2BoogieTranslator took 431.87ms. Allocated memory is still 96.5MB. Free memory was 72.9MB in the beginning and 61.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,589 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.62ms. Allocated memory is still 96.5MB. Free memory was 61.4MB in the beginning and 59.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,591 INFO L158 Benchmark]: Boogie Preprocessor took 62.86ms. Allocated memory is still 96.5MB. Free memory was 59.8MB in the beginning and 58.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,593 INFO L158 Benchmark]: RCFGBuilder took 558.25ms. Allocated memory is still 96.5MB. Free memory was 58.3MB in the beginning and 74.7MB in the end (delta: -16.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. [2023-11-24 22:12:44,594 INFO L158 Benchmark]: CodeCheck took 20.77ms. Allocated memory is still 96.5MB. Free memory was 74.7MB in the beginning and 73.8MB in the end (delta: 928.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:12:44,621 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 0.26ms. Allocated memory is still 67.1MB. Free memory was 43.0MB in the beginning and 43.0MB in the end (delta: 73.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 431.87ms. Allocated memory is still 96.5MB. Free memory was 72.9MB in the beginning and 61.4MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.62ms. Allocated memory is still 96.5MB. Free memory was 61.4MB in the beginning and 59.8MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.86ms. Allocated memory is still 96.5MB. Free memory was 59.8MB in the beginning and 58.5MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 558.25ms. Allocated memory is still 96.5MB. Free memory was 58.3MB in the beginning and 74.7MB in the end (delta: -16.4MB). Peak memory consumption was 16.7MB. Max. memory is 16.1GB. * CodeCheck took 20.77ms. Allocated memory is still 96.5MB. Free memory was 74.7MB in the beginning and 73.8MB in the end (delta: 928.1kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:12:44,669 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_827e6430-299a-4fcb-8bb8-e78948e2b130/bin/ukojak-verify-afCqCEvfdi/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