./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff 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_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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_6f205549-fad1-4cd6-b820-a0b26f805053/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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:00,653 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:00,773 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:40:00,784 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:40:00,785 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:40:00,831 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:00,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:00,834 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:00,835 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:00,835 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:00,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:00,837 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:00,838 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:00,842 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:40:00,844 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:40:00,845 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:40:00,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:00,846 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:00,846 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:00,847 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:00,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:00,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:00,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:00,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:00,851 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:00,852 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:00,853 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:00,853 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:40:00,854 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:40:00,854 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_6f205549-fad1-4cd6-b820-a0b26f805053/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2023-11-19 03:40:01,222 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:01,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:01,267 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:01,268 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:01,269 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:01,271 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-19 03:40:04,728 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:04,958 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:04,959 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-19 03:40:04,970 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/558e93ba8/483c7634a85a481990439bad59fca8f0/FLAGada6d57b6 [2023-11-19 03:40:04,989 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/558e93ba8/483c7634a85a481990439bad59fca8f0 [2023-11-19 03:40:04,993 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:04,995 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:04,997 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:04,998 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:05,004 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:05,005 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:04" (1/1) ... [2023-11-19 03:40:05,007 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28448406 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05, skipping insertion in model container [2023-11-19 03:40:05,007 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:04" (1/1) ... [2023-11-19 03:40:05,045 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:05,355 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:05,368 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:05,445 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:05,461 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:05,461 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:05,468 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:05,468 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05 WrapperNode [2023-11-19 03:40:05,468 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:05,470 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:05,470 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:05,470 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:05,480 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,494 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,555 INFO L138 Inliner]: procedures = 27, calls = 81, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 322 [2023-11-19 03:40:05,556 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:05,557 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:05,558 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:05,558 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:05,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,600 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,601 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,616 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,638 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,644 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,649 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:05,650 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:05,650 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:05,651 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:05,652 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:05" (1/1) ... [2023-11-19 03:40:05,658 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:05,672 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:05,691 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:05,694 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:40:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:40:05,725 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:40:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:40:05,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:40:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:40:05,726 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:40:05,726 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:40:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:40:05,727 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:40:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:40:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:40:05,727 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:40:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:40:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:05,728 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:05,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:05,730 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 03:40:05,882 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:05,885 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:06,541 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:06,872 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:06,872 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:40:06,880 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:06 BoogieIcfgContainer [2023-11-19 03:40:06,880 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:06,881 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:06,881 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:06,892 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:06,892 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:06" (1/1) ... [2023-11-19 03:40:06,893 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 03:40:06,903 INFO L158 Benchmark]: Toolchain (without parser) took 1906.06ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 68.9MB in the beginning and 120.8MB in the end (delta: -51.9MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:06,903 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:06,905 INFO L158 Benchmark]: CACSL2BoogieTranslator took 471.55ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 68.7MB in the beginning and 136.6MB in the end (delta: -67.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-19 03:40:06,906 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.80ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 134.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:06,907 INFO L158 Benchmark]: Boogie Preprocessor took 92.23ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 131.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:06,908 INFO L158 Benchmark]: RCFGBuilder took 1230.08ms. Allocated memory is still 169.9MB. Free memory was 131.4MB in the beginning and 122.1MB in the end (delta: 9.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. [2023-11-19 03:40:06,909 INFO L158 Benchmark]: CodeCheck took 19.23ms. Allocated memory is still 169.9MB. Free memory was 122.1MB in the beginning and 120.8MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:06,913 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 0.25ms. Allocated memory is still 125.8MB. Free memory is still 97.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 471.55ms. Allocated memory was 125.8MB in the beginning and 169.9MB in the end (delta: 44.0MB). Free memory was 68.7MB in the beginning and 136.6MB in the end (delta: -67.8MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.80ms. Allocated memory is still 169.9MB. Free memory was 136.6MB in the beginning and 134.1MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.23ms. Allocated memory is still 169.9MB. Free memory was 133.5MB in the beginning and 131.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1230.08ms. Allocated memory is still 169.9MB. Free memory was 131.4MB in the beginning and 122.1MB in the end (delta: 9.4MB). Peak memory consumption was 48.2MB. Max. memory is 16.1GB. * CodeCheck took 19.23ms. Allocated memory is still 169.9MB. Free memory was 122.1MB in the beginning and 120.8MB in the end (delta: 1.2MB). 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 03:40:06,956 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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_6f205549-fad1-4cd6-b820-a0b26f805053/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 e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:40:09,808 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:40:09,953 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:40:10,012 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:40:10,014 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:40:10,015 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:40:10,015 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:40:10,016 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:40:10,017 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:40:10,022 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:40:10,022 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:40:10,022 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:40:10,023 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:40:10,025 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:40:10,025 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:40:10,025 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:40:10,026 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:40:10,026 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:40:10,027 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:40:10,028 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:40:10,028 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:40:10,029 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:40:10,029 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:40:10,029 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:40:10,030 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:10,030 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:10,031 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:40:10,031 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:10,032 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:40:10,032 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:40:10,034 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:40:10,034 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:40:10,034 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:40:10,035 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:40:10,035 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_6f205549-fad1-4cd6-b820-a0b26f805053/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e5124dd4a5a155d8a4e322a35428820633f9eccdd993e14120e650d1ba1fbebe [2023-11-19 03:40:10,485 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:40:10,509 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:40:10,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:40:10,514 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:40:10,515 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:40:10,516 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-19 03:40:13,838 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:40:14,163 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:40:14,164 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/sv-benchmarks/c/weaver/popl20-more-buffer-mult.wvr.c [2023-11-19 03:40:14,173 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/693bcce58/656983de414042b79b188943fb7ed392/FLAGbe1f486b3 [2023-11-19 03:40:14,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/data/693bcce58/656983de414042b79b188943fb7ed392 [2023-11-19 03:40:14,191 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:40:14,193 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:40:14,195 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:14,195 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:40:14,200 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:40:14,201 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,202 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f989b33 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14, skipping insertion in model container [2023-11-19 03:40:14,202 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,240 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:14,521 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:14,561 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-19 03:40:14,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:40:14,649 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:14,665 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:40:14,734 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:40:14,760 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:14,760 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:40:14,770 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:40:14,772 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14 WrapperNode [2023-11-19 03:40:14,772 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:40:14,774 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:14,774 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:40:14,774 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:40:14,784 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,897 INFO L138 Inliner]: procedures = 29, calls = 81, calls flagged for inlining = 19, calls inlined = 23, statements flattened = 312 [2023-11-19 03:40:14,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:40:14,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:40:14,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:40:14,905 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:40:14,916 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,917 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,934 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,934 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,959 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,980 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,989 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:14,996 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:40:15,001 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:40:15,002 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:40:15,002 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:40:15,003 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:40:14" (1/1) ... [2023-11-19 03:40:15,010 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:40:15,031 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:40:15,045 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:40:15,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:40:15,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:40:15,105 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:40:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:40:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:40:15,106 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:40:15,106 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:40:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:40:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:40:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:40:15,107 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:40:15,107 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 03:40:15,108 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 03:40:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:40:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:40:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:40:15,108 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:40:15,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:40:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:40:15,111 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:40:15,113 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 03:40:15,349 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:40:15,352 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:40:16,381 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:40:16,719 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:40:16,719 INFO L302 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-19 03:40:16,734 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:16 BoogieIcfgContainer [2023-11-19 03:40:16,735 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:40:16,737 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:40:16,737 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:40:16,749 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:40:16,749 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:40:16" (1/1) ... [2023-11-19 03:40:16,750 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 03:40:16,756 INFO L158 Benchmark]: Toolchain (without parser) took 2562.14ms. Allocated memory is still 92.3MB. Free memory was 68.2MB in the beginning and 63.0MB in the end (delta: 5.2MB). Peak memory consumption was 7.6MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,757 INFO L158 Benchmark]: CDTParser took 0.57ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:40:16,757 INFO L158 Benchmark]: CACSL2BoogieTranslator took 577.76ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 52.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,758 INFO L158 Benchmark]: Boogie Procedure Inliner took 129.04ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 70.6MB in the end (delta: -18.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,759 INFO L158 Benchmark]: Boogie Preprocessor took 96.95ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 68.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,760 INFO L158 Benchmark]: RCFGBuilder took 1733.86ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 63.9MB in the end (delta: 4.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,761 INFO L158 Benchmark]: CodeCheck took 17.31ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 63.0MB in the end (delta: 920.4kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:40:16,765 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 0.57ms. Allocated memory is still 69.2MB. Free memory is still 45.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 577.76ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 52.5MB in the end (delta: 15.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 129.04ms. Allocated memory is still 92.3MB. Free memory was 52.4MB in the beginning and 70.6MB in the end (delta: -18.2MB). Peak memory consumption was 8.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 96.95ms. Allocated memory is still 92.3MB. Free memory was 70.6MB in the beginning and 68.0MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1733.86ms. Allocated memory is still 92.3MB. Free memory was 68.0MB in the beginning and 63.9MB in the end (delta: 4.0MB). Peak memory consumption was 43.6MB. Max. memory is 16.1GB. * CodeCheck took 17.31ms. Allocated memory is still 92.3MB. Free memory was 63.9MB in the beginning and 63.0MB in the end (delta: 920.4kB). 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 03:40:16,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_6f205549-fad1-4cd6-b820-a0b26f805053/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