./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 9bd2c7ff 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_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 02:47:52,526 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:47:52,602 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 02:47:52,607 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 02:47:52,608 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 02:47:52,633 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:47:52,634 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:47:52,635 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:47:52,635 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:47:52,636 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:47:52,637 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:47:52,637 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:47:52,638 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:47:52,638 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:47:52,639 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:47:52,639 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:47:52,640 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:47:52,641 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:47:52,641 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:47:52,642 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:47:52,642 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:47:52,643 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:47:52,644 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:47:52,644 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:47:52,645 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:52,645 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:47:52,646 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:47:52,646 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 02:47:52,647 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 02:47:52,647 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_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 [2023-11-19 02:47:52,912 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:47:52,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:47:52,947 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:47:52,948 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:47:52,949 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:47:52,951 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-19 02:47:56,028 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:47:56,300 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:47:56,301 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-19 02:47:56,312 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/6bfb02376/b446fe55cc36425a8051d3382c2d073d/FLAG7838db448 [2023-11-19 02:47:56,333 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/6bfb02376/b446fe55cc36425a8051d3382c2d073d [2023-11-19 02:47:56,339 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:47:56,341 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:47:56,346 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:56,347 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:47:56,351 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:47:56,355 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,356 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2516da86 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56, skipping insertion in model container [2023-11-19 02:47:56,357 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,390 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:47:56,576 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:56,587 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:47:56,613 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:47:56,629 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:47:56,630 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56 WrapperNode [2023-11-19 02:47:56,630 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:47:56,631 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:56,631 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:47:56,632 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:47:56,639 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,648 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,671 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 02:47:56,672 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:47:56,672 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:47:56,673 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:47:56,673 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:47:56,682 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,682 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,685 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,686 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,692 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,696 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,698 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,699 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,716 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:47:56,717 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:47:56,717 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:47:56,717 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:47:56,718 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:47:56" (1/1) ... [2023-11-19 02:47:56,724 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:47:56,739 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:47:56,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:47:56,783 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:47:56,791 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:47:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:47:56,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:47:56,792 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:47:56,792 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:47:56,793 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:47:56,793 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:47:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:47:56,794 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:47:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 02:47:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:47:56,794 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 02:47:56,795 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:47:56,796 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:47:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 02:47:56,796 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:47:56,798 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:47:56,940 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:47:56,943 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:47:57,375 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:47:57,391 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:47:57,394 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:47:57,401 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:57 BoogieIcfgContainer [2023-11-19 02:47:57,402 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:47:57,403 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:47:57,403 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:47:57,413 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:47:57,414 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:47:57" (1/1) ... [2023-11-19 02:47:57,417 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) [2023-11-19 02:47:57,422 INFO L158 Benchmark]: Toolchain (without parser) took 1079.13ms. Allocated memory is still 165.7MB. Free memory was 136.0MB in the beginning and 101.4MB in the end (delta: 34.6MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,422 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 113.2MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:47:57,424 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.15ms. Allocated memory is still 165.7MB. Free memory was 136.0MB in the beginning and 124.3MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,425 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.65ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 122.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,426 INFO L158 Benchmark]: Boogie Preprocessor took 43.88ms. Allocated memory is still 165.7MB. Free memory was 122.4MB in the beginning and 121.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,427 INFO L158 Benchmark]: RCFGBuilder took 684.87ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 102.5MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,428 INFO L158 Benchmark]: CodeCheck took 17.04ms. Allocated memory is still 165.7MB. Free memory was 102.5MB in the beginning and 101.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:47:57,432 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 0.30ms. Allocated memory is still 113.2MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.15ms. Allocated memory is still 165.7MB. Free memory was 136.0MB in the beginning and 124.3MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.65ms. Allocated memory is still 165.7MB. Free memory was 124.3MB in the beginning and 122.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.88ms. Allocated memory is still 165.7MB. Free memory was 122.4MB in the beginning and 121.0MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 684.87ms. Allocated memory is still 165.7MB. Free memory was 120.6MB in the beginning and 102.5MB in the end (delta: 18.1MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 17.04ms. Allocated memory is still 165.7MB. Free memory was 102.5MB in the beginning and 101.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:47:57,492 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL --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 0.2.3-dev-9bd2c7f [2023-11-19 02:48:00,197 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 02:48:00,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 02:48:00,313 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 02:48:00,322 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 02:48:00,323 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 02:48:00,324 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 02:48:00,325 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 02:48:00,326 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 02:48:00,327 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 02:48:00,328 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 02:48:00,328 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 02:48:00,329 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 02:48:00,331 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 02:48:00,332 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 02:48:00,332 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 02:48:00,333 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 02:48:00,338 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 02:48:00,338 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 02:48:00,339 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 02:48:00,340 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 02:48:00,340 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 02:48:00,341 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 02:48:00,341 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 02:48:00,342 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:00,342 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:00,343 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 02:48:00,343 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:00,344 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 02:48:00,344 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 02:48:00,345 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 02:48:00,346 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 02:48:00,346 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 02:48:00,347 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 02:48:00,347 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_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1f93f8af6c620ba8dc44e82cf4c30bbca874545f3e3802e43ba4e1345a3afed4 [2023-11-19 02:48:00,770 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 02:48:00,799 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 02:48:00,801 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 02:48:00,803 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 02:48:00,803 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 02:48:00,805 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-19 02:48:03,985 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 02:48:04,258 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 02:48:04,259 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/sv-benchmarks/c/weaver/bench-exp2x6.wvr.c [2023-11-19 02:48:04,272 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/f56b5423b/3c4ca8aff1344bc8b13a242a78772530/FLAG310e7fc3c [2023-11-19 02:48:04,287 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/data/f56b5423b/3c4ca8aff1344bc8b13a242a78772530 [2023-11-19 02:48:04,290 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 02:48:04,291 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 02:48:04,293 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:04,293 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 02:48:04,298 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 02:48:04,298 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,300 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1056d024 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04, skipping insertion in model container [2023-11-19 02:48:04,300 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,330 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 02:48:04,585 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:04,611 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 02:48:04,664 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 02:48:04,686 INFO L206 MainTranslator]: Completed translation [2023-11-19 02:48:04,687 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04 WrapperNode [2023-11-19 02:48:04,687 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 02:48:04,689 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:04,689 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 02:48:04,689 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 02:48:04,697 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,721 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,759 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 02:48:04,760 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 02:48:04,761 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 02:48:04,761 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 02:48:04,762 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 02:48:04,770 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,771 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,792 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,792 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,800 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,803 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,805 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,807 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,810 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 02:48:04,811 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 02:48:04,812 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 02:48:04,812 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 02:48:04,813 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:48:04" (1/1) ... [2023-11-19 02:48:04,819 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 02:48:04,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 02:48:04,852 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 02:48:04,874 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 02:48:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 02:48:04,916 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 02:48:04,916 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 02:48:04,917 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 02:48:04,917 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 02:48:04,918 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 02:48:04,918 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 02:48:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 02:48:04,919 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 02:48:04,919 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 02:48:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 02:48:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 02:48:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 02:48:04,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 02:48:04,920 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 02:48:04,921 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 02:48:04,922 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 02:48:05,100 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 02:48:05,102 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 02:48:05,582 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 02:48:05,596 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 02:48:05,596 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 02:48:05,601 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:05 BoogieIcfgContainer [2023-11-19 02:48:05,601 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 02:48:05,602 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 02:48:05,603 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 02:48:05,613 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 02:48:05,613 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:48:05" (1/1) ... [2023-11-19 02:48:05,613 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) [2023-11-19 02:48:05,618 INFO L158 Benchmark]: Toolchain (without parser) took 1325.58ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 53.3MB in the beginning and 78.1MB in the end (delta: -24.8MB). Peak memory consumption was 16.2MB. Max. memory is 16.1GB. [2023-11-19 02:48:05,619 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 54.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:05,619 INFO L158 Benchmark]: CACSL2BoogieTranslator took 395.24ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 41.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 02:48:05,620 INFO L158 Benchmark]: Boogie Procedure Inliner took 71.26ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 02:48:05,621 INFO L158 Benchmark]: Boogie Preprocessor took 49.44ms. Allocated memory is still 77.6MB. Free memory was 39.4MB in the beginning and 37.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:05,622 INFO L158 Benchmark]: RCFGBuilder took 790.23ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 37.6MB in the beginning and 79.2MB in the end (delta: -41.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. [2023-11-19 02:48:05,623 INFO L158 Benchmark]: CodeCheck took 13.43ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 02:48:05,627 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 0.63ms. Allocated memory is still 77.6MB. Free memory was 54.7MB in the beginning and 54.5MB in the end (delta: 139.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 395.24ms. Allocated memory is still 77.6MB. Free memory was 53.1MB in the beginning and 41.3MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 71.26ms. Allocated memory is still 77.6MB. Free memory was 41.1MB in the beginning and 39.4MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.44ms. Allocated memory is still 77.6MB. Free memory was 39.4MB in the beginning and 37.8MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 790.23ms. Allocated memory was 77.6MB in the beginning and 117.4MB in the end (delta: 39.8MB). Free memory was 37.6MB in the beginning and 79.2MB in the end (delta: -41.6MB). Peak memory consumption was 7.8MB. Max. memory is 16.1GB. * CodeCheck took 13.43ms. Allocated memory is still 117.4MB. Free memory was 79.2MB in the beginning and 78.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 02:48:05,663 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c8f0e94-d0bc-4072-8120-b87a5c9f9fce/bin/ukojak-verify-G8NBE6pJGL/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