./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9 --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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:07:29,121 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:07:29,192 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-02 21:07:29,198 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:07:29,199 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:07:29,224 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:07:29,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:07:29,226 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:07:29,227 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:07:29,227 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:07:29,228 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:07:29,228 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:07:29,229 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:07:29,229 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:07:29,230 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:07:29,230 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:07:29,231 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:07:29,232 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:07:29,232 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:07:29,233 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:07:29,233 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:07:29,234 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:07:29,235 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:07:29,235 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:07:29,236 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:29,236 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:07:29,237 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:07:29,237 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:07:29,238 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:07:29,238 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_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-12-02 21:07:29,481 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:07:29,502 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:07:29,505 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:07:29,506 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:07:29,507 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:07:29,508 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 21:07:32,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:07:32,632 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:07:32,632 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 21:07:32,641 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/d99049a8a/ecf0da7aad6743789865f79a2a71d25e/FLAG98ebc6a1f [2023-12-02 21:07:32,656 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/d99049a8a/ecf0da7aad6743789865f79a2a71d25e [2023-12-02 21:07:32,659 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:07:32,660 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:07:32,662 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:32,662 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:07:32,668 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:07:32,669 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,670 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a0c5425 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32, skipping insertion in model container [2023-12-02 21:07:32,670 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,699 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:07:32,878 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:32,891 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:07:32,917 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:32,934 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:07:32,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32 WrapperNode [2023-12-02 21:07:32,935 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:32,936 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:32,937 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:07:32,937 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:07:32,943 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,951 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,977 INFO L138 Inliner]: procedures = 23, calls = 32, calls flagged for inlining = 10, calls inlined = 14, statements flattened = 186 [2023-12-02 21:07:32,977 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:32,978 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:07:32,978 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:07:32,978 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:07:32,986 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,986 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,990 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:32,991 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,000 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,003 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,006 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,008 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:07:33,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:07:33,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:07:33,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:07:33,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:32" (1/1) ... [2023-12-02 21:07:33,020 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:33,033 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:07:33,047 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:07:33,055 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:07:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:07:33,089 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:07:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:07:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:07:33,090 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:07:33,090 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 21:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:07:33,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 21:07:33,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:07:33,093 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:07:33,210 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:07:33,212 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:07:33,572 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:07:33,591 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:07:33,591 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:07:33,593 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:33 BoogieIcfgContainer [2023-12-02 21:07:33,594 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:07:33,595 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:07:33,595 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:07:33,606 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:07:33,606 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:33" (1/1) ... [2023-12-02 21:07:33,607 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) [2023-12-02 21:07:33,612 INFO L158 Benchmark]: Toolchain (without parser) took 951.07ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 58.1MB in the end (delta: 39.4MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-12-02 21:07:33,613 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:33,613 INFO L158 Benchmark]: CACSL2BoogieTranslator took 273.71ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 85.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:07:33,614 INFO L158 Benchmark]: Boogie Procedure Inliner took 40.83ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:33,615 INFO L158 Benchmark]: Boogie Preprocessor took 34.48ms. Allocated memory is still 134.2MB. Free memory was 83.3MB in the beginning and 82.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:33,616 INFO L158 Benchmark]: RCFGBuilder took 581.06ms. Allocated memory is still 134.2MB. Free memory was 81.6MB in the beginning and 59.4MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 21:07:33,616 INFO L158 Benchmark]: CodeCheck took 15.59ms. Allocated memory is still 134.2MB. Free memory was 59.1MB in the beginning and 58.1MB in the end (delta: 962.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:33,620 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 0.33ms. Allocated memory is still 134.2MB. Free memory is still 105.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 273.71ms. Allocated memory is still 134.2MB. Free memory was 97.5MB in the beginning and 85.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 40.83ms. Allocated memory is still 134.2MB. Free memory was 85.7MB in the beginning and 83.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.48ms. Allocated memory is still 134.2MB. Free memory was 83.3MB in the beginning and 82.0MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 581.06ms. Allocated memory is still 134.2MB. Free memory was 81.6MB in the beginning and 59.4MB in the end (delta: 22.1MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 15.59ms. Allocated memory is still 134.2MB. Free memory was 59.1MB in the beginning and 58.1MB in the end (delta: 962.1kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:07:33,639 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9 --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 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:07:35,819 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:07:35,912 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-02 21:07:35,946 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:07:35,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:07:35,948 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:07:35,948 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:07:35,949 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:07:35,950 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:07:35,950 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:07:35,951 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:07:35,951 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-02 21:07:35,952 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-02 21:07:35,953 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-02 21:07:35,953 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:07:35,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-02 21:07:35,954 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-02 21:07:35,955 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-02 21:07:35,955 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 21:07:35,956 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:07:35,957 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:07:35,957 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:07:35,958 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:07:35,958 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:07:35,959 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:07:35,959 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-02 21:07:35,960 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:07:35,960 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:35,961 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:07:35,961 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:07:35,962 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-02 21:07:35,962 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-02 21:07:35,962 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-02 21:07:35,963 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-02 21:07:35,963 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_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2a508120cc7913f10b79dda7ca65a8b88f829725798d520aee5d1c1d04a1fc13 [2023-12-02 21:07:36,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:07:36,281 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:07:36,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:07:36,285 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:07:36,285 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:07:36,286 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 21:07:39,315 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:07:39,523 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:07:39,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/sv-benchmarks/c/weaver/chl-exp-term-subst.wvr.c [2023-12-02 21:07:39,533 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/254b3407f/7b141298500a455abdd04da552563d39/FLAG275bf9394 [2023-12-02 21:07:39,550 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/data/254b3407f/7b141298500a455abdd04da552563d39 [2023-12-02 21:07:39,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:07:39,556 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:07:39,557 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:39,557 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:07:39,563 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:07:39,564 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,565 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a7bb0d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39, skipping insertion in model container [2023-12-02 21:07:39,565 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,592 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:07:39,786 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:39,804 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:07:39,835 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:07:39,853 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:07:39,854 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39 WrapperNode [2023-12-02 21:07:39,854 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:07:39,855 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:39,855 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:07:39,855 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:07:39,862 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,875 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,907 INFO L138 Inliner]: procedures = 25, calls = 32, calls flagged for inlining = 10, calls inlined = 14, statements flattened = 180 [2023-12-02 21:07:39,908 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:07:39,909 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:07:39,909 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:07:39,909 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:07:39,919 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,919 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,925 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,926 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,938 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,941 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,945 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:07:39,955 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:07:39,955 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:07:39,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:07:39,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:07:39" (1/1) ... [2023-12-02 21:07:39,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:07:39,974 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:07:39,987 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:07:39,991 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:07:40,033 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:07:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-02 21:07:40,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-02 21:07:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-02 21:07:40,034 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-02 21:07:40,034 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-12-02 21:07:40,036 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-12-02 21:07:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-02 21:07:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-02 21:07:40,036 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-02 21:07:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:07:40,037 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:07:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-02 21:07:40,037 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-02 21:07:40,039 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-02 21:07:40,238 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:07:40,241 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:07:40,716 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:07:40,732 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:07:40,732 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 21:07:40,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:40 BoogieIcfgContainer [2023-12-02 21:07:40,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:07:40,736 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:07:40,736 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:07:40,744 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:07:40,745 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:07:40" (1/1) ... [2023-12-02 21:07:40,745 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) [2023-12-02 21:07:40,749 INFO L158 Benchmark]: Toolchain (without parser) took 1193.28ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 51.9MB in the end (delta: 20.0MB). Peak memory consumption was 19.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,750 INFO L158 Benchmark]: CDTParser took 0.34ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 21:07:40,750 INFO L158 Benchmark]: CACSL2BoogieTranslator took 296.81ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 59.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,751 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.12ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 57.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,752 INFO L158 Benchmark]: Boogie Preprocessor took 45.12ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 55.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,752 INFO L158 Benchmark]: RCFGBuilder took 780.16ms. Allocated memory is still 94.4MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,753 INFO L158 Benchmark]: CodeCheck took 11.97ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 52.4MB in the end (delta: 937.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 21:07:40,757 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 0.34ms. Allocated memory is still 67.1MB. Free memory is still 44.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 296.81ms. Allocated memory is still 94.4MB. Free memory was 71.9MB in the beginning and 59.6MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.12ms. Allocated memory is still 94.4MB. Free memory was 59.6MB in the beginning and 57.2MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 45.12ms. Allocated memory is still 94.4MB. Free memory was 57.2MB in the beginning and 55.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 780.16ms. Allocated memory is still 94.4MB. Free memory was 55.4MB in the beginning and 53.3MB in the end (delta: 2.1MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * CodeCheck took 11.97ms. Allocated memory is still 94.4MB. Free memory was 53.3MB in the beginning and 52.4MB in the end (delta: 937.0kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-02 21:07:40,776 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_69881d16-94c8-485b-8255-a0169f3c1d3a/bin/ukojak-verify-Qdu7aM0XO9/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