./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:39,745 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:39,848 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:11:39,853 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:39,859 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:39,897 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:39,902 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:39,903 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:39,904 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:39,904 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:39,905 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:39,906 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:39,906 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:39,907 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:39,908 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:39,908 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:39,909 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:39,910 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:39,910 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:39,911 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:39,911 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:39,913 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:39,914 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:39,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:39,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:39,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:39,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:39,917 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:39,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:39,918 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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 [2023-11-24 22:11:40,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:40,255 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:40,259 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:40,261 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:40,262 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:40,263 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-24 22:11:43,808 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:44,207 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:44,208 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-24 22:11:44,219 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/878a77907/c68f30bf74d24f0394ddd14d4ce0af7e/FLAGf16839a16 [2023-11-24 22:11:44,241 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/878a77907/c68f30bf74d24f0394ddd14d4ce0af7e [2023-11-24 22:11:44,249 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:44,252 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:44,258 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:44,258 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:44,264 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:44,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,269 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6e2b35f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44, skipping insertion in model container [2023-11-24 22:11:44,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,305 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:44,494 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:44,505 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:44,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:44,545 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:44,546 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44 WrapperNode [2023-11-24 22:11:44,546 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:44,547 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:44,547 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:44,547 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:44,553 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,561 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,590 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-24 22:11:44,591 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:44,591 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:44,592 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:44,592 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:44,601 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,601 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,605 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,605 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,611 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,623 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,626 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,627 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,631 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:44,640 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:44,640 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:44,640 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:44,641 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:44" (1/1) ... [2023-11-24 22:11:44,648 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:44,665 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:44,679 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:44,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:44,724 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:44,725 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:44,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:11:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:11:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:11:44,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:11:44,726 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:11:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:11:44,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:44,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:11:44,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:44,729 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 22:11:44,836 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:44,839 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:45,181 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:45,197 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:45,205 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:11:45,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:45 BoogieIcfgContainer [2023-11-24 22:11:45,207 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:45,208 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:45,209 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:45,221 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:45,224 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:45" (1/1) ... [2023-11-24 22:11:45,227 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 22:11:45,234 INFO L158 Benchmark]: Toolchain (without parser) took 980.25ms. Allocated memory is still 146.8MB. Free memory was 116.7MB in the beginning and 81.6MB in the end (delta: 35.0MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,234 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 113.2MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:45,236 INFO L158 Benchmark]: CACSL2BoogieTranslator took 288.65ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 104.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,237 INFO L158 Benchmark]: Boogie Procedure Inliner took 44.02ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,238 INFO L158 Benchmark]: Boogie Preprocessor took 47.59ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 101.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:45,240 INFO L158 Benchmark]: RCFGBuilder took 567.61ms. Allocated memory is still 146.8MB. Free memory was 101.6MB in the beginning and 82.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,241 INFO L158 Benchmark]: CodeCheck took 23.22ms. Allocated memory is still 146.8MB. Free memory was 82.7MB in the beginning and 81.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:11:45,254 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 0.35ms. Allocated memory is still 113.2MB. Free memory is still 73.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 288.65ms. Allocated memory is still 146.8MB. Free memory was 116.2MB in the beginning and 104.7MB in the end (delta: 11.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 44.02ms. Allocated memory is still 146.8MB. Free memory was 104.7MB in the beginning and 103.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 47.59ms. Allocated memory is still 146.8MB. Free memory was 103.2MB in the beginning and 101.6MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 567.61ms. Allocated memory is still 146.8MB. Free memory was 101.6MB in the beginning and 82.7MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 23.22ms. Allocated memory is still 146.8MB. Free memory was 82.7MB in the beginning and 81.6MB 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 22:11:45,285 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:48,376 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:48,542 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:11:48,604 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:48,605 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:48,607 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:48,607 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:48,608 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:11:48,609 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:48,616 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:11:48,616 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:48,617 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:11:48,618 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:11:48,620 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:11:48,620 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:48,621 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:11:48,621 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:11:48,622 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:11:48,622 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:11:48,624 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:11:48,624 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:48,625 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:48,625 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:48,626 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:48,626 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:48,627 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:48,628 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:48,629 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:48,629 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:48,630 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:48,631 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:11:48,632 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:11:48,632 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:11:48,633 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:11:48,633 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_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 [2023-11-24 22:11:49,128 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:49,159 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:49,162 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:49,164 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:49,165 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:49,166 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-24 22:11:52,324 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:52,625 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:52,626 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-24 22:11:52,636 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/d67cdab8b/bd4b034f04874244809b913df61e5ea5/FLAGdf1247a62 [2023-11-24 22:11:52,657 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/data/d67cdab8b/bd4b034f04874244809b913df61e5ea5 [2023-11-24 22:11:52,664 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:52,665 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:52,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:52,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:52,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:52,676 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:52" (1/1) ... [2023-11-24 22:11:52,677 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@36264109 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:52, skipping insertion in model container [2023-11-24 22:11:52,677 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:52" (1/1) ... [2023-11-24 22:11:52,713 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:52,975 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:52,989 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:11:53,017 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:11:53,034 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:11:53,035 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53 WrapperNode [2023-11-24 22:11:53,035 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:53,036 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:53,036 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:11:53,036 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:11:53,044 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,055 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,078 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-24 22:11:53,078 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:11:53,079 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:11:53,079 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:11:53,079 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:11:53,095 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,095 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,100 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,100 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,111 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,116 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,118 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,120 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:11:53,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:11:53,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:11:53,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:11:53,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:53,146 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:11:53,159 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:11:53,164 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:11:53,195 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:11:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:11:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:11:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:11:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:11:53,196 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-24 22:11:53,196 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-24 22:11:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:11:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-24 22:11:53,197 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-24 22:11:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:11:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:11:53,197 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:11:53,198 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:11:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:11:53,198 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:11:53,199 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 22:11:53,321 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:11:53,324 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:11:53,860 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:11:53,877 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:11:53,878 INFO L309 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-24 22:11:53,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:53 BoogieIcfgContainer [2023-11-24 22:11:53,881 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:11:53,883 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:11:53,883 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:11:53,894 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:11:53,894 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:11:53" (1/1) ... [2023-11-24 22:11:53,895 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 22:11:53,903 INFO L158 Benchmark]: Toolchain (without parser) took 1236.26ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 49.8MB in the beginning and 49.4MB in the end (delta: 430.2kB). Peak memory consumption was 20.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:53,904 INFO L158 Benchmark]: CDTParser took 0.76ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:53,904 INFO L158 Benchmark]: CACSL2BoogieTranslator took 366.57ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 37.6MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:11:53,905 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.43ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:53,907 INFO L158 Benchmark]: Boogie Preprocessor took 45.14ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 35.9MB in the beginning and 70.8MB in the end (delta: -35.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. [2023-11-24 22:11:53,908 INFO L158 Benchmark]: RCFGBuilder took 755.97ms. Allocated memory is still 92.3MB. Free memory was 70.8MB in the beginning and 50.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-24 22:11:53,909 INFO L158 Benchmark]: CodeCheck took 17.80ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 49.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:11:53,918 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 0.76ms. Allocated memory is still 73.4MB. Free memory is still 48.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 366.57ms. Allocated memory is still 73.4MB. Free memory was 49.7MB in the beginning and 37.6MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.43ms. Allocated memory is still 73.4MB. Free memory was 37.6MB in the beginning and 35.9MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 45.14ms. Allocated memory was 73.4MB in the beginning and 92.3MB in the end (delta: 18.9MB). Free memory was 35.9MB in the beginning and 70.8MB in the end (delta: -35.0MB). Peak memory consumption was 7.4MB. Max. memory is 16.1GB. * RCFGBuilder took 755.97ms. Allocated memory is still 92.3MB. Free memory was 70.8MB in the beginning and 50.5MB in the end (delta: 20.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 17.80ms. Allocated memory is still 92.3MB. Free memory was 50.5MB in the beginning and 49.4MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:11:53,954 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e2209902-1cd0-4a52-a32e-aa9183a7a91e/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