./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:44,458 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:44,614 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:58:44,619 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:58:44,620 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:58:44,648 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:44,649 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:44,650 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:44,651 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:44,652 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:44,653 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:44,653 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:44,654 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:44,655 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:44,656 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:44,656 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:44,659 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:44,660 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:44,661 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:44,661 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:44,662 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:44,670 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:44,670 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:44,671 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:44,672 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:44,672 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:44,673 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:44,673 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:58:44,674 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:58:44,674 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_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 [2023-11-24 22:58:45,013 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:45,051 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:45,054 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:45,057 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:45,058 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:45,059 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-24 22:58:48,224 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:48,480 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:48,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-24 22:58:48,491 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/ea46fe3e5/c28ee737cccf49eca6c52e772d41121e/FLAG2fdcba457 [2023-11-24 22:58:48,511 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/ea46fe3e5/c28ee737cccf49eca6c52e772d41121e [2023-11-24 22:58:48,515 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:48,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:48,519 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:48,519 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:48,525 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:48,526 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,527 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f7fde5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48, skipping insertion in model container [2023-11-24 22:58:48,527 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,558 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:48,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:48,831 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:48,864 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:48,887 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:48,888 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48 WrapperNode [2023-11-24 22:58:48,888 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:48,890 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:48,890 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:48,890 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:48,900 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,925 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,970 INFO L138 Inliner]: procedures = 22, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 151 [2023-11-24 22:58:48,970 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:48,971 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:48,971 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:48,972 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:48,982 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,982 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,986 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:48,986 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,003 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,006 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,015 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,019 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:49,020 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:49,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:49,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:49,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:48" (1/1) ... [2023-11-24 22:58:49,029 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:49,061 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:49,077 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:49,091 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:49,128 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:58:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:58:49,129 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:58:49,129 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:58:49,130 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:58:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:58:49,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:49,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:58:49,132 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:49,135 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:58:49,325 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:49,331 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:49,788 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:49,812 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:49,820 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:58:49,822 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:49 BoogieIcfgContainer [2023-11-24 22:58:49,822 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:49,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:49,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:49,838 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:49,838 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:49" (1/1) ... [2023-11-24 22:58:49,839 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:58:49,844 INFO L158 Benchmark]: Toolchain (without parser) took 1326.23ms. Allocated memory is still 201.3MB. Free memory was 158.3MB in the beginning and 122.5MB in the end (delta: 35.7MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-24 22:58:49,845 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 140.5MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:49,846 INFO L158 Benchmark]: CACSL2BoogieTranslator took 370.06ms. Allocated memory is still 201.3MB. Free memory was 158.0MB in the beginning and 146.3MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 22:58:49,846 INFO L158 Benchmark]: Boogie Procedure Inliner took 80.90ms. Allocated memory is still 201.3MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:49,847 INFO L158 Benchmark]: Boogie Preprocessor took 48.19ms. Allocated memory is still 201.3MB. Free memory was 144.2MB in the beginning and 142.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:49,848 INFO L158 Benchmark]: RCFGBuilder took 802.04ms. Allocated memory is still 201.3MB. Free memory was 142.7MB in the beginning and 123.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-24 22:58:49,849 INFO L158 Benchmark]: CodeCheck took 17.22ms. Allocated memory is still 201.3MB. Free memory was 123.9MB in the beginning and 122.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:49,853 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 0.27ms. Allocated memory is still 140.5MB. Free memory is still 84.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 370.06ms. Allocated memory is still 201.3MB. Free memory was 158.0MB in the beginning and 146.3MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 80.90ms. Allocated memory is still 201.3MB. Free memory was 146.3MB in the beginning and 144.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 48.19ms. Allocated memory is still 201.3MB. Free memory was 144.2MB in the beginning and 142.7MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 802.04ms. Allocated memory is still 201.3MB. Free memory was 142.7MB in the beginning and 123.9MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 17.22ms. Allocated memory is still 201.3MB. Free memory was 123.9MB in the beginning and 122.5MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:58:49,873 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:58:52,711 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:58:52,885 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:58:52,938 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:58:52,939 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:58:52,940 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:58:52,941 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:58:52,941 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:58:52,942 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:58:52,947 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:58:52,948 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:58:52,948 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:58:52,948 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:58:52,950 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:58:52,951 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:58:52,951 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:58:52,951 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:58:52,952 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:58:52,952 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:58:52,953 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:58:52,954 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:58:52,954 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:58:52,955 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:58:52,955 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:58:52,956 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:52,956 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:52,957 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:58:52,958 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:52,958 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:58:52,959 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:58:52,960 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:58:52,960 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:58:52,961 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:58:52,961 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:58:52,961 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_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc77f08e5fdc1758b216096ce0b18debc22015dafe53c78389dc7da36650394 [2023-11-24 22:58:53,357 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:58:53,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:58:53,396 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:58:53,404 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:58:53,404 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:58:53,406 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-24 22:58:56,627 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:58:56,912 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:58:56,913 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/sv-benchmarks/c/weaver/chl-file-item-symm.wvr.c [2023-11-24 22:58:56,925 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/cd0425c71/d80444e415df49ecaccf61b6d083d641/FLAGe4d865c1a [2023-11-24 22:58:56,947 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/data/cd0425c71/d80444e415df49ecaccf61b6d083d641 [2023-11-24 22:58:56,953 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:58:56,955 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:58:56,958 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:56,958 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:58:56,963 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:58:56,967 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:56" (1/1) ... [2023-11-24 22:58:56,968 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e82489 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:56, skipping insertion in model container [2023-11-24 22:58:56,971 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:58:56" (1/1) ... [2023-11-24 22:58:57,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:58:57,270 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:57,286 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:58:57,317 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:58:57,339 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:58:57,339 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57 WrapperNode [2023-11-24 22:58:57,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:58:57,341 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:57,341 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:58:57,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:58:57,351 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,363 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,398 INFO L138 Inliner]: procedures = 24, calls = 26, calls flagged for inlining = 10, calls inlined = 12, statements flattened = 147 [2023-11-24 22:58:57,399 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:58:57,399 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:58:57,400 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:58:57,400 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:58:57,410 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,410 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,416 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,416 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,440 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,443 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,445 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,447 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,455 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:58:57,456 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:58:57,456 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:58:57,456 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:58:57,457 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:58:57" (1/1) ... [2023-11-24 22:58:57,474 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:58:57,506 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:58:57,550 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:58:57,586 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:58:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:58:57,611 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:58:57,611 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:58:57,612 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:58:57,612 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:58:57,613 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:58:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:58:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:58:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:58:57,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:58:57,614 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:58:57,615 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:58:57,617 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:58:57,813 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:58:57,816 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:58:58,379 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:58:58,397 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:58:58,397 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:58:58,399 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:58 BoogieIcfgContainer [2023-11-24 22:58:58,399 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:58:58,401 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:58:58,401 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:58:58,417 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:58:58,427 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:58:58" (1/1) ... [2023-11-24 22:58:58,429 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:58:58,434 INFO L158 Benchmark]: Toolchain (without parser) took 1478.34ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 45.3MB in the beginning and 50.0MB in the end (delta: -4.8MB). Peak memory consumption was 18.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,435 INFO L158 Benchmark]: CDTParser took 0.63ms. Allocated memory is still 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:58:58,436 INFO L158 Benchmark]: CACSL2BoogieTranslator took 382.27ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 33.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,437 INFO L158 Benchmark]: Boogie Procedure Inliner took 57.84ms. Allocated memory is still 69.2MB. Free memory was 33.2MB in the beginning and 31.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,438 INFO L158 Benchmark]: Boogie Preprocessor took 55.38ms. Allocated memory is still 69.2MB. Free memory was 31.2MB in the beginning and 29.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,439 INFO L158 Benchmark]: RCFGBuilder took 944.13ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 29.4MB in the beginning and 51.0MB in the end (delta: -21.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,440 INFO L158 Benchmark]: CodeCheck took 31.18ms. Allocated memory is still 92.3MB. Free memory was 51.0MB in the beginning and 50.0MB in the end (delta: 914.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:58:58,445 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 69.2MB. Free memory was 44.8MB in the beginning and 44.7MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 382.27ms. Allocated memory is still 69.2MB. Free memory was 45.1MB in the beginning and 33.2MB in the end (delta: 11.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 57.84ms. Allocated memory is still 69.2MB. Free memory was 33.2MB in the beginning and 31.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.38ms. Allocated memory is still 69.2MB. Free memory was 31.2MB in the beginning and 29.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 944.13ms. Allocated memory was 69.2MB in the beginning and 92.3MB in the end (delta: 23.1MB). Free memory was 29.4MB in the beginning and 51.0MB in the end (delta: -21.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. * CodeCheck took 31.18ms. Allocated memory is still 92.3MB. Free memory was 51.0MB in the beginning and 50.0MB in the end (delta: 914.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:58:58,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0de5215d-c625-403c-baad-0165d8264df9/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported