./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/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_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:01:59,950 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:00,017 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 23:02:00,022 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:02:00,023 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:02:00,048 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:00,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:00,050 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:00,051 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:00,052 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:00,052 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:00,053 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:00,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:00,054 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:02:00,055 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:02:00,055 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:02:00,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:00,056 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:00,057 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:00,058 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:00,058 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:00,059 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:00,059 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:00,060 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:00,060 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:00,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:00,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:00,062 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:02:00,062 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:02:00,063 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_2f394218-3212-4389-b642-138d2cb235bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-24 23:02:00,322 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:00,343 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:00,346 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:00,347 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:00,348 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:00,349 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 23:02:03,422 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:03,674 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:03,675 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 23:02:03,685 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/1b22f8fec/c7e5b453f31143d1a43a2e8d5875d74d/FLAG8f912e851 [2023-11-24 23:02:03,702 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/1b22f8fec/c7e5b453f31143d1a43a2e8d5875d74d [2023-11-24 23:02:03,705 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:03,707 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:03,709 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:03,709 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:03,715 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:03,716 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:03,717 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@70832667 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:03, skipping insertion in model container [2023-11-24 23:02:03,717 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:03" (1/1) ... [2023-11-24 23:02:03,745 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:03,951 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:03,961 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:03,988 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:04,005 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:04,006 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04 WrapperNode [2023-11-24 23:02:04,006 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:04,008 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:04,008 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:04,008 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:04,016 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,051 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-24 23:02:04,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:04,053 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:04,053 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:04,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:04,062 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,063 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,066 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,067 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,074 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,079 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,089 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,092 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:04,094 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:04,094 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:04,094 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:04,096 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,102 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:04,116 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:04,139 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:04,153 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:02:04,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:02:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:02:04,177 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:02:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:02:04,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:02:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:02:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 23:02:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:04,179 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:04,179 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:02:04,179 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:04,181 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 23:02:04,287 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:04,289 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:04,572 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:04,586 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:04,589 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:02:04,591 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04 BoogieIcfgContainer [2023-11-24 23:02:04,591 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:04,593 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:04,594 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:04,603 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:04,604 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:04" (1/1) ... [2023-11-24 23:02:04,605 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 23:02:04,613 INFO L158 Benchmark]: Toolchain (without parser) took 904.89ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 65.0MB in the end (delta: 31.5MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-24 23:02:04,614 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 142.6MB. Free memory is still 113.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:04,616 INFO L158 Benchmark]: CACSL2BoogieTranslator took 298.21ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 85.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 23:02:04,617 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.30ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:04,617 INFO L158 Benchmark]: Boogie Preprocessor took 40.04ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 82.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:04,618 INFO L158 Benchmark]: RCFGBuilder took 497.55ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 66.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 23:02:04,619 INFO L158 Benchmark]: CodeCheck took 17.48ms. Allocated memory is still 142.6MB. Free memory was 65.5MB in the beginning and 65.0MB in the end (delta: 557.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:04,627 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 0.23ms. Allocated memory is still 142.6MB. Free memory is still 113.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 298.21ms. Allocated memory is still 142.6MB. Free memory was 96.5MB in the beginning and 85.3MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.30ms. Allocated memory is still 142.6MB. Free memory was 85.3MB in the beginning and 83.9MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 40.04ms. Allocated memory is still 142.6MB. Free memory was 83.9MB in the beginning and 82.3MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 497.55ms. Allocated memory is still 142.6MB. Free memory was 82.3MB in the beginning and 66.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17.48ms. Allocated memory is still 142.6MB. Free memory was 65.5MB in the beginning and 65.0MB in the end (delta: 557.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:04,660 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/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_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:02:07,393 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:02:07,517 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 23:02:07,579 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:02:07,580 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:02:07,581 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:02:07,582 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:02:07,583 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:02:07,583 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:02:07,588 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:02:07,589 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:02:07,589 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 23:02:07,590 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 23:02:07,591 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 23:02:07,592 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:02:07,592 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:02:07,593 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:02:07,593 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:02:07,594 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 23:02:07,595 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:02:07,595 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:02:07,596 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:02:07,596 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:02:07,597 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:02:07,597 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:07,597 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:07,598 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:02:07,599 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:07,599 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:02:07,600 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:02:07,601 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:02:07,601 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:02:07,601 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:02:07,602 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:02:07,602 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_2f394218-3212-4389-b642-138d2cb235bd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7cfd33ca5f647adf12592c5e71401ab9da35a49d8f2ec6d0757ea2cc237974cc [2023-11-24 23:02:07,970 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:02:08,001 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:02:08,006 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:02:08,008 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:02:08,008 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:02:08,010 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 23:02:11,270 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:02:11,561 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:02:11,562 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/sv-benchmarks/c/weaver/mult-flipped-dist.wvr.c [2023-11-24 23:02:11,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/0ed4c7f88/b6be803e6e8e45d49f020589b91c38b7/FLAGf2ca02204 [2023-11-24 23:02:11,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/data/0ed4c7f88/b6be803e6e8e45d49f020589b91c38b7 [2023-11-24 23:02:11,587 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:02:11,588 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:02:11,590 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:11,590 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:02:11,595 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:02:11,596 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:11,597 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9a4ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11, skipping insertion in model container [2023-11-24 23:02:11,598 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:11,624 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:02:11,889 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:11,906 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:02:11,958 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:02:11,977 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:02:11,978 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11 WrapperNode [2023-11-24 23:02:11,978 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:02:11,979 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:11,979 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:02:11,980 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:02:11,987 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,013 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,044 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-24 23:02:12,045 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:02:12,046 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:02:12,046 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:02:12,046 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:02:12,056 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,056 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,068 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,068 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,093 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,095 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,097 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,109 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:02:12,110 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:02:12,110 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:02:12,111 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:02:12,111 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:02:11" (1/1) ... [2023-11-24 23:02:12,117 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:02:12,149 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:02:12,166 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:02:12,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:02:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:02:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 23:02:12,225 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 23:02:12,225 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 23:02:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 23:02:12,226 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 23:02:12,226 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 23:02:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:02:12,227 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 23:02:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 23:02:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:02:12,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:02:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 23:02:12,228 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 23:02:12,231 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 23:02:12,398 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:02:12,400 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:02:12,825 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:02:12,838 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:02:12,838 INFO L309 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-24 23:02:12,840 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:12 BoogieIcfgContainer [2023-11-24 23:02:12,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:02:12,841 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:02:12,841 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:02:12,856 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:02:12,856 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:02:12" (1/1) ... [2023-11-24 23:02:12,857 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 23:02:12,862 INFO L158 Benchmark]: Toolchain (without parser) took 1272.41ms. Allocated memory is still 117.4MB. Free memory was 93.2MB in the beginning and 92.2MB in the end (delta: 1.0MB). Peak memory consumption was 602.2kB. Max. memory is 16.1GB. [2023-11-24 23:02:12,862 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 79.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:12,863 INFO L158 Benchmark]: CACSL2BoogieTranslator took 388.17ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:02:12,864 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.76ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:02:12,865 INFO L158 Benchmark]: Boogie Preprocessor took 63.56ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:12,865 INFO L158 Benchmark]: RCFGBuilder took 730.03ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 93.6MB in the end (delta: -15.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 23:02:12,866 INFO L158 Benchmark]: CodeCheck took 18.96ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 92.2MB in the end (delta: 973.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:02:12,870 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 0.73ms. Allocated memory is still 79.7MB. Free memory is still 55.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 388.17ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 81.4MB in the end (delta: 11.4MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.76ms. Allocated memory is still 117.4MB. Free memory was 81.4MB in the beginning and 79.7MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.56ms. Allocated memory is still 117.4MB. Free memory was 79.7MB in the beginning and 78.3MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 730.03ms. Allocated memory is still 117.4MB. Free memory was 78.0MB in the beginning and 93.6MB in the end (delta: -15.7MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 18.96ms. Allocated memory is still 117.4MB. Free memory was 93.1MB in the beginning and 92.2MB in the end (delta: 973.8kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 23:02:12,903 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f394218-3212-4389-b642-138d2cb235bd/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