./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-sre-symm.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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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 a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:59:59,311 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:59:59,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:59:59,496 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:59:59,497 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:59:59,539 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:59:59,540 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:59:59,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:59:59,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:59:59,547 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:59:59,548 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:59:59,549 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:59:59,549 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:59:59,550 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:59:59,551 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:59:59,552 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:59:59,552 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:59:59,553 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:59:59,554 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:59:59,559 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:59:59,563 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:59:59,564 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:59:59,565 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:59:59,569 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:59:59,570 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:59:59,571 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:59:59,571 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:59:59,572 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:59:59,572 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:59:59,573 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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-19 03:59:59,923 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:59:59,962 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:59:59,965 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:59:59,967 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:59:59,968 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:59:59,970 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-19 04:00:03,238 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:03,593 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:03,594 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-19 04:00:03,604 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/1a650fdc9/aa5e49d000c44c5abadb160c0b34f355/FLAG6d5033b76 [2023-11-19 04:00:03,622 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/1a650fdc9/aa5e49d000c44c5abadb160c0b34f355 [2023-11-19 04:00:03,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:03,627 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:03,629 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:03,629 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:03,640 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:03,641 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:03,646 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4094a844 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03, skipping insertion in model container [2023-11-19 04:00:03,646 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:03,680 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:03,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:03,889 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:03,913 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:03,936 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:03,937 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03 WrapperNode [2023-11-19 04:00:03,937 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:03,939 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:03,939 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:03,939 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:03,949 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:03,975 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,013 INFO L138 Inliner]: procedures = 21, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2023-11-19 04:00:04,014 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:04,014 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:04,015 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:04,015 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:04,026 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,027 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,034 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,034 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,057 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,060 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,065 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:04,066 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:04,066 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:04,066 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:04,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:03" (1/1) ... [2023-11-19 04:00:04,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:04,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:04,120 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:04,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:04,174 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:00:04,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:00:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:00:04,175 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:00:04,175 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:00:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:00:04,176 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:04,176 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:04,177 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:00:04,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:04,180 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 04:00:04,290 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:04,292 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:04,555 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:04,568 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:04,568 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:00:04,573 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:04 BoogieIcfgContainer [2023-11-19 04:00:04,573 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:04,574 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:04,574 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:04,585 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:04,585 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:04" (1/1) ... [2023-11-19 04:00:04,586 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 04:00:04,599 INFO L158 Benchmark]: Toolchain (without parser) took 970.35ms. Allocated memory is still 192.9MB. Free memory was 162.8MB in the beginning and 133.9MB in the end (delta: 28.9MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-19 04:00:04,600 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 125.8MB. Free memory was 86.8MB in the beginning and 86.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:04,601 INFO L158 Benchmark]: CACSL2BoogieTranslator took 308.39ms. Allocated memory is still 192.9MB. Free memory was 162.8MB in the beginning and 151.8MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:00:04,601 INFO L158 Benchmark]: Boogie Procedure Inliner took 75.10ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 150.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:04,602 INFO L158 Benchmark]: Boogie Preprocessor took 50.61ms. Allocated memory is still 192.9MB. Free memory was 150.2MB in the beginning and 148.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:04,603 INFO L158 Benchmark]: RCFGBuilder took 507.54ms. Allocated memory is still 192.9MB. Free memory was 148.9MB in the beginning and 135.1MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-19 04:00:04,604 INFO L158 Benchmark]: CodeCheck took 22.48ms. Allocated memory is still 192.9MB. Free memory was 135.1MB in the beginning and 133.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:04,608 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 125.8MB. Free memory was 86.8MB in the beginning and 86.6MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 308.39ms. Allocated memory is still 192.9MB. Free memory was 162.8MB in the beginning and 151.8MB in the end (delta: 11.0MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 75.10ms. Allocated memory is still 192.9MB. Free memory was 151.8MB in the beginning and 150.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 50.61ms. Allocated memory is still 192.9MB. Free memory was 150.2MB in the beginning and 148.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 507.54ms. Allocated memory is still 192.9MB. Free memory was 148.9MB in the beginning and 135.1MB in the end (delta: 13.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 22.48ms. Allocated memory is still 192.9MB. Free memory was 135.1MB in the beginning and 133.9MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:00:04,651 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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 a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:00:07,974 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:00:08,141 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:00:08,212 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:00:08,214 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:00:08,215 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:00:08,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:00:08,217 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:00:08,218 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:00:08,218 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:00:08,219 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:00:08,220 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:00:08,221 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:00:08,221 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:00:08,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:00:08,223 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:00:08,224 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:00:08,224 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:00:08,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:00:08,226 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:00:08,226 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:00:08,227 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:00:08,228 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:00:08,228 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:00:08,229 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:08,230 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:08,230 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:00:08,231 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:08,231 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:00:08,232 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:00:08,233 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:00:08,233 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:00:08,234 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:00:08,234 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:00:08,234 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_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a063462cb7b21c5f8dae2503e70fbd4d55b33be159df87fb06824a6d79ada34a [2023-11-19 04:00:08,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:00:08,773 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:00:08,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:00:08,778 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:00:08,778 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:00:08,780 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-19 04:00:12,354 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:00:12,650 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:00:12,651 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/sv-benchmarks/c/weaver/chl-sre-symm.wvr.c [2023-11-19 04:00:12,664 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/e93580bec/99c84be0bdab43bd95a3ca94907a2560/FLAGc2e339a62 [2023-11-19 04:00:12,690 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/data/e93580bec/99c84be0bdab43bd95a3ca94907a2560 [2023-11-19 04:00:12,699 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:00:12,701 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:00:12,705 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:12,706 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:00:12,711 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:00:12,714 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:12" (1/1) ... [2023-11-19 04:00:12,715 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22d2f31c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:12, skipping insertion in model container [2023-11-19 04:00:12,715 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:00:12" (1/1) ... [2023-11-19 04:00:12,750 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:00:13,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:13,068 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:00:13,126 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:00:13,145 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:00:13,146 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13 WrapperNode [2023-11-19 04:00:13,146 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:00:13,147 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:13,148 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:00:13,148 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:00:13,157 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,214 INFO L138 Inliner]: procedures = 23, calls = 22, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 63 [2023-11-19 04:00:13,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:00:13,216 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:00:13,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:00:13,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:00:13,227 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,227 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,239 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,240 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,257 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,259 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,261 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,262 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:00:13,283 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:00:13,283 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:00:13,284 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:00:13,285 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:13,291 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:00:13,305 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:00:13,321 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:00:13,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:00:13,372 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:00:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:00:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:00:13,373 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:00:13,373 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:00:13,374 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:00:13,375 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:00:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:00:13,376 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:00:13,377 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:00:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:00:13,377 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:00:13,379 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 04:00:13,502 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:00:13,505 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:00:13,971 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:00:13,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:00:13,983 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:00:13,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:13 BoogieIcfgContainer [2023-11-19 04:00:13,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:00:13,992 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:00:13,992 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:00:14,004 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:00:14,006 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:00:13" (1/1) ... [2023-11-19 04:00:14,007 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 04:00:14,015 INFO L158 Benchmark]: Toolchain (without parser) took 1312.79ms. Allocated memory is still 100.7MB. Free memory was 76.9MB in the beginning and 71.6MB in the end (delta: 5.3MB). Peak memory consumption was 4.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:14,015 INFO L158 Benchmark]: CDTParser took 0.49ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:14,016 INFO L158 Benchmark]: CACSL2BoogieTranslator took 441.40ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 65.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:00:14,017 INFO L158 Benchmark]: Boogie Procedure Inliner took 66.98ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:14,019 INFO L158 Benchmark]: Boogie Preprocessor took 66.49ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:00:14,020 INFO L158 Benchmark]: RCFGBuilder took 707.20ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 72.8MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 04:00:14,021 INFO L158 Benchmark]: CodeCheck took 20.18ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 71.6MB in the end (delta: 802.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:00:14,031 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 0.49ms. Allocated memory is still 71.3MB. Free memory is still 47.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 441.40ms. Allocated memory is still 100.7MB. Free memory was 76.6MB in the beginning and 65.4MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 66.98ms. Allocated memory is still 100.7MB. Free memory was 65.4MB in the beginning and 63.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 66.49ms. Allocated memory is still 100.7MB. Free memory was 63.7MB in the beginning and 62.3MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 707.20ms. Allocated memory is still 100.7MB. Free memory was 62.3MB in the beginning and 72.8MB in the end (delta: -10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 20.18ms. Allocated memory is still 100.7MB. Free memory was 72.4MB in the beginning and 71.6MB in the end (delta: 802.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:00:14,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3e485273-c63c-4b55-9cac-c04a4bf13bd4/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