./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:08,806 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:08,922 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:32:08,931 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:32:08,932 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:32:08,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:08,970 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:08,971 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:08,972 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:08,977 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:08,977 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:08,978 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:08,978 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:08,980 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:32:08,981 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:32:08,981 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:32:08,982 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:08,982 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:32:08,983 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:08,983 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:08,984 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:08,984 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:08,985 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:08,986 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:08,986 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:08,987 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:08,987 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:08,988 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:32:08,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:32:08,989 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_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-19 03:32:09,310 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:09,342 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:09,344 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:09,346 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:09,346 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:09,348 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 03:32:12,541 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:12,837 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:12,840 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 03:32:12,854 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/f214d6e66/9847673428ae45d5b5b23fb530dd535d/FLAG7cbe9529c [2023-11-19 03:32:12,879 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/f214d6e66/9847673428ae45d5b5b23fb530dd535d [2023-11-19 03:32:12,888 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:12,890 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:12,899 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:12,899 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:12,906 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:12,907 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,909 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3fb5226b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:12, skipping insertion in model container [2023-11-19 03:32:12,909 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:12" (1/1) ... [2023-11-19 03:32:12,948 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:13,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:13,255 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:13,281 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:13,292 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:13,292 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:13,300 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:13,301 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13 WrapperNode [2023-11-19 03:32:13,301 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:13,303 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:13,303 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:13,303 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:13,312 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,324 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,353 INFO L138 Inliner]: procedures = 23, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 122 [2023-11-19 03:32:13,354 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:13,355 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:13,355 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:13,355 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:13,365 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,365 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,369 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,370 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,379 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,384 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,387 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,389 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,393 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:13,394 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:13,395 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:13,395 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:13,396 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:13" (1/1) ... [2023-11-19 03:32:13,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:13,420 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:13,436 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:13,463 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:13,492 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:13,492 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:13,493 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:13,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:32:13,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:32:13,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:32:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:32:13,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:13,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:13,496 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:32:13,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:13,499 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:13,621 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:13,624 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:14,022 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:14,176 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:14,176 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:32:14,181 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:14 BoogieIcfgContainer [2023-11-19 03:32:14,181 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:14,182 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:14,183 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:14,195 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:14,203 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:14" (1/1) ... [2023-11-19 03:32:14,205 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:14,217 INFO L158 Benchmark]: Toolchain (without parser) took 1318.14ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 126.2MB in the end (delta: -11.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:14,219 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 109.1MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:14,220 INFO L158 Benchmark]: CACSL2BoogieTranslator took 403.31ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 103.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:14,222 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.22ms. Allocated memory is still 157.3MB. Free memory was 103.1MB in the beginning and 101.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:14,223 INFO L158 Benchmark]: Boogie Preprocessor took 38.70ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 99.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:14,224 INFO L158 Benchmark]: RCFGBuilder took 787.22ms. Allocated memory is still 157.3MB. Free memory was 99.6MB in the beginning and 127.0MB in the end (delta: -27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2023-11-19 03:32:14,225 INFO L158 Benchmark]: CodeCheck took 25.12ms. Allocated memory is still 157.3MB. Free memory was 127.0MB in the beginning and 126.2MB in the end (delta: 717.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:14,228 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 109.1MB. Free memory is still 56.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 403.31ms. Allocated memory is still 157.3MB. Free memory was 114.9MB in the beginning and 103.1MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.22ms. Allocated memory is still 157.3MB. Free memory was 103.1MB in the beginning and 101.2MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.70ms. Allocated memory is still 157.3MB. Free memory was 101.2MB in the beginning and 99.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 787.22ms. Allocated memory is still 157.3MB. Free memory was 99.6MB in the beginning and 127.0MB in the end (delta: -27.3MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 25.12ms. Allocated memory is still 157.3MB. Free memory was 127.0MB in the beginning and 126.2MB in the end (delta: 717.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:14,265 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:32:17,298 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:17,465 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:17,528 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:17,530 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:17,531 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:17,532 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:17,533 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:17,534 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:17,540 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:17,541 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:17,542 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:32:17,542 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:32:17,544 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:32:17,545 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:17,546 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:17,546 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:17,547 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:17,548 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:32:17,548 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:17,549 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:17,550 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:17,550 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:17,551 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:17,552 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:17,552 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:17,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:17,554 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:17,555 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:17,556 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:17,558 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:17,558 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:17,559 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:17,560 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:17,560 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_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1dad5daa490be7069cef5ea8bf1cf3314a40a44a4796167c86226f70cfcf68a2 [2023-11-19 03:32:18,101 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:18,129 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:18,133 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:18,135 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:18,139 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:18,141 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 03:32:21,645 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:21,929 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:21,930 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/sv-benchmarks/c/weaver/popl20-counter-determinism.wvr.c [2023-11-19 03:32:21,944 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/3075fe79d/8c6e261b78f04b1ab92dd50ec945d925/FLAG56ef3493a [2023-11-19 03:32:21,966 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/data/3075fe79d/8c6e261b78f04b1ab92dd50ec945d925 [2023-11-19 03:32:21,969 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:21,970 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:21,972 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:21,972 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:21,976 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:21,977 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:21,978 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@727da1a0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:21, skipping insertion in model container [2023-11-19 03:32:21,978 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:21" (1/1) ... [2023-11-19 03:32:22,005 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:22,253 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:22,271 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:22,319 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:22,332 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:22,332 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:22,340 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:22,340 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22 WrapperNode [2023-11-19 03:32:22,340 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:22,342 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:22,342 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:22,342 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:22,350 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,375 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,419 INFO L138 Inliner]: procedures = 25, calls = 42, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 121 [2023-11-19 03:32:22,420 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:22,421 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:22,421 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:22,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:22,431 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,431 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,456 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,457 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,465 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,479 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,482 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,493 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,497 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:22,498 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:22,498 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:22,498 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:22,503 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:22" (1/1) ... [2023-11-19 03:32:22,509 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:22,522 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:22,537 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:22,558 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:22,581 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:22,581 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:22,581 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:22,582 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:22,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:22,583 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:22,583 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:32:22,584 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:32:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:22,584 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:22,585 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:22,585 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:22,586 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:22,587 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:22,755 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:22,759 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:23,291 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:23,390 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:23,400 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 03:32:23,404 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:23 BoogieIcfgContainer [2023-11-19 03:32:23,405 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:23,407 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:23,407 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:23,415 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:23,416 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:23" (1/1) ... [2023-11-19 03:32:23,417 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:23,422 INFO L158 Benchmark]: Toolchain (without parser) took 1450.17ms. Allocated memory is still 104.9MB. Free memory was 80.6MB in the beginning and 68.2MB in the end (delta: 12.5MB). Peak memory consumption was 14.8MB. Max. memory is 16.1GB. [2023-11-19 03:32:23,422 INFO L158 Benchmark]: CDTParser took 0.86ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:23,423 INFO L158 Benchmark]: CACSL2BoogieTranslator took 368.96ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 68.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:23,424 INFO L158 Benchmark]: Boogie Procedure Inliner took 78.23ms. Allocated memory is still 104.9MB. Free memory was 68.7MB in the beginning and 66.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:23,426 INFO L158 Benchmark]: Boogie Preprocessor took 75.85ms. Allocated memory is still 104.9MB. Free memory was 66.8MB in the beginning and 65.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:23,427 INFO L158 Benchmark]: RCFGBuilder took 907.36ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 69.0MB in the end (delta: -4.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-19 03:32:23,428 INFO L158 Benchmark]: CodeCheck took 12.92ms. Allocated memory is still 104.9MB. Free memory was 69.0MB in the beginning and 68.2MB in the end (delta: 809.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:23,439 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 0.86ms. Allocated memory is still 67.1MB. Free memory was 42.8MB in the beginning and 42.7MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 368.96ms. Allocated memory is still 104.9MB. Free memory was 80.4MB in the beginning and 68.7MB in the end (delta: 11.7MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 78.23ms. Allocated memory is still 104.9MB. Free memory was 68.7MB in the beginning and 66.8MB in the end (delta: 1.8MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 75.85ms. Allocated memory is still 104.9MB. Free memory was 66.8MB in the beginning and 65.1MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 907.36ms. Allocated memory is still 104.9MB. Free memory was 64.9MB in the beginning and 69.0MB in the end (delta: -4.1MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 12.92ms. Allocated memory is still 104.9MB. Free memory was 69.0MB in the beginning and 68.2MB in the end (delta: 809.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:23,474 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9fe426e8-93ba-4e34-bda0-55400c411564/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported