./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:00,648 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:00,712 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-12-03 01:46:00,716 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 01:46:00,716 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 01:46:00,737 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:00,738 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:00,739 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:00,739 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:00,740 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:46:00,740 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:46:00,741 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:46:00,742 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:00,742 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:46:00,743 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:46:00,743 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:46:00,744 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:00,744 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:46:00,745 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:46:00,745 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:00,746 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:00,746 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:00,747 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:00,747 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:00,748 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:00,748 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:00,749 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:00,749 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 01:46:00,749 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 01:46:00,750 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_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce [2023-12-03 01:46:00,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:00,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:00,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:00,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:00,985 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:00,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2023-12-03 01:46:03,784 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:03,964 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:03,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2023-12-03 01:46:03,973 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/dbf15a513/35a147239f644cd99ab9aa4aeb934b48/FLAG055ef0339 [2023-12-03 01:46:03,985 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/dbf15a513/35a147239f644cd99ab9aa4aeb934b48 [2023-12-03 01:46:03,988 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:03,990 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:03,991 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:03,991 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:03,996 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:03,997 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:03" (1/1) ... [2023-12-03 01:46:03,998 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3f60e67 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:03, skipping insertion in model container [2023-12-03 01:46:03,998 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:03" (1/1) ... [2023-12-03 01:46:04,022 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:04,196 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:04,206 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:04,227 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:04,235 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:04,236 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:04,243 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:04,244 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04 WrapperNode [2023-12-03 01:46:04,244 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:04,245 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:04,245 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:04,245 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:04,253 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,260 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,282 INFO L138 Inliner]: procedures = 21, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 81 [2023-12-03 01:46:04,283 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:04,283 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:04,284 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:04,284 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:04,291 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,294 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,294 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,300 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,303 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,305 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,306 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,309 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:04,310 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:04,310 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:04,310 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:04,311 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,317 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:04,326 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:04,336 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:04,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:46:04,369 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:46:04,369 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:46:04,370 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:46:04,370 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:04,371 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 01:46:04,371 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:46:04,372 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:46:04,472 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:04,474 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:04,660 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:04,699 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:04,699 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:46:04,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:04 BoogieIcfgContainer [2023-12-03 01:46:04,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:04,702 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:04,702 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:04,712 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:04,713 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:04" (1/1) ... [2023-12-03 01:46:04,713 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:46:04,718 INFO L158 Benchmark]: Toolchain (without parser) took 727.30ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 80.4MB in the end (delta: 31.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-12-03 01:46:04,718 INFO L158 Benchmark]: CDTParser took 0.20ms. Allocated memory is still 115.3MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:04,719 INFO L158 Benchmark]: CACSL2BoogieTranslator took 253.24ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 101.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:46:04,720 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.70ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 99.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:04,720 INFO L158 Benchmark]: Boogie Preprocessor took 25.70ms. Allocated memory is still 155.2MB. Free memory was 99.7MB in the beginning and 98.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:04,721 INFO L158 Benchmark]: RCFGBuilder took 391.48ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 81.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 01:46:04,722 INFO L158 Benchmark]: CodeCheck took 13.98ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:04,725 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 0.20ms. Allocated memory is still 115.3MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 253.24ms. Allocated memory is still 155.2MB. Free memory was 112.3MB in the beginning and 101.4MB in the end (delta: 10.9MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.70ms. Allocated memory is still 155.2MB. Free memory was 101.4MB in the beginning and 99.7MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.70ms. Allocated memory is still 155.2MB. Free memory was 99.7MB in the beginning and 98.0MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 391.48ms. Allocated memory is still 155.2MB. Free memory was 98.0MB in the beginning and 81.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 13.98ms. Allocated memory is still 155.2MB. Free memory was 81.7MB in the beginning and 80.4MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:46:04,741 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 01:46:06,601 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 01:46:06,676 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-12-03 01:46:06,708 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 01:46:06,709 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 01:46:06,710 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 01:46:06,710 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 01:46:06,711 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 01:46:06,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 01:46:06,712 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 01:46:06,712 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 01:46:06,713 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 01:46:06,713 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 01:46:06,714 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 01:46:06,715 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 01:46:06,715 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 01:46:06,716 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 01:46:06,716 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 01:46:06,717 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 01:46:06,717 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 01:46:06,718 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 01:46:06,718 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 01:46:06,719 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 01:46:06,719 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 01:46:06,720 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:06,720 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:06,721 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 01:46:06,721 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:06,721 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 01:46:06,722 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 01:46:06,722 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 01:46:06,723 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 01:46:06,723 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 01:46:06,723 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 01:46:06,724 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_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3c66e95d4d33d89eed9ab2f285249dafeef639a3ca9f6d879b87b944d1b8c0ce [2023-12-03 01:46:07,028 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 01:46:07,048 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 01:46:07,050 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 01:46:07,052 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 01:46:07,052 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 01:46:07,054 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2023-12-03 01:46:09,822 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 01:46:10,035 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 01:46:10,035 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/sv-benchmarks/c/weaver/popl20-figure1-alt.wvr.c [2023-12-03 01:46:10,043 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/c7deaafaa/d043a0b5dc374859891911771a8831fc/FLAG9167e39f9 [2023-12-03 01:46:10,058 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/data/c7deaafaa/d043a0b5dc374859891911771a8831fc [2023-12-03 01:46:10,061 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 01:46:10,062 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 01:46:10,064 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:10,064 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 01:46:10,069 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 01:46:10,070 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,071 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c28e7fa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10, skipping insertion in model container [2023-12-03 01:46:10,071 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,095 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 01:46:10,280 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:10,295 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 01:46:10,318 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 01:46:10,329 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:10,329 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 01:46:10,337 INFO L206 MainTranslator]: Completed translation [2023-12-03 01:46:10,338 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10 WrapperNode [2023-12-03 01:46:10,338 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 01:46:10,339 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:10,339 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 01:46:10,339 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 01:46:10,347 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,382 INFO L138 Inliner]: procedures = 23, calls = 26, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 79 [2023-12-03 01:46:10,382 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 01:46:10,383 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 01:46:10,383 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 01:46:10,383 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 01:46:10,393 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,398 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,407 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,411 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,413 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,415 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,418 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 01:46:10,419 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 01:46:10,419 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 01:46:10,420 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 01:46:10,421 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,427 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 01:46:10,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 01:46:10,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 01:46:10,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 01:46:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 01:46:10,493 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-12-03 01:46:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-12-03 01:46:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-12-03 01:46:10,494 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-12-03 01:46:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 01:46:10,494 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 01:46:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 01:46:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 01:46:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 01:46:10,495 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 01:46:10,495 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 01:46:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 01:46:10,496 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 01:46:10,497 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 01:46:10,605 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 01:46:10,608 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 01:46:10,865 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 01:46:10,910 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 01:46:10,910 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 01:46:10,912 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:10 BoogieIcfgContainer [2023-12-03 01:46:10,912 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 01:46:10,914 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 01:46:10,914 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 01:46:10,925 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 01:46:10,925 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 01:46:10" (1/1) ... [2023-12-03 01:46:10,926 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-12-03 01:46:10,930 INFO L158 Benchmark]: Toolchain (without parser) took 866.80ms. Allocated memory is still 121.6MB. Free memory was 98.2MB in the beginning and 64.3MB in the end (delta: 33.9MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2023-12-03 01:46:10,930 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:10,931 INFO L158 Benchmark]: CACSL2BoogieTranslator took 274.64ms. Allocated memory is still 121.6MB. Free memory was 98.2MB in the beginning and 86.7MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 01:46:10,932 INFO L158 Benchmark]: Boogie Procedure Inliner took 43.13ms. Allocated memory is still 121.6MB. Free memory was 86.7MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:10,933 INFO L158 Benchmark]: Boogie Preprocessor took 35.61ms. Allocated memory is still 121.6MB. Free memory was 84.9MB in the beginning and 83.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 01:46:10,933 INFO L158 Benchmark]: RCFGBuilder took 493.37ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 65.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-12-03 01:46:10,934 INFO L158 Benchmark]: CodeCheck took 14.74ms. Allocated memory is still 121.6MB. Free memory was 65.1MB in the beginning and 64.3MB in the end (delta: 835.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 01:46:10,937 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 60.8MB. Free memory is still 37.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 274.64ms. Allocated memory is still 121.6MB. Free memory was 98.2MB in the beginning and 86.7MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 43.13ms. Allocated memory is still 121.6MB. Free memory was 86.7MB in the beginning and 84.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 35.61ms. Allocated memory is still 121.6MB. Free memory was 84.9MB in the beginning and 83.3MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 493.37ms. Allocated memory is still 121.6MB. Free memory was 83.3MB in the beginning and 65.1MB in the end (delta: 18.1MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 14.74ms. Allocated memory is still 121.6MB. Free memory was 65.1MB in the beginning and 64.3MB in the end (delta: 835.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 01:46:10,978 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c0c969c1-8d34-415a-973d-7d1fdcdbc627/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported