./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-mult-equiv.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_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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_d6d32f06-5710-4422-878d-a8b8dda08c1f/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 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:51,423 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:31:51,549 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:31:51,558 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:31:51,559 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:31:51,598 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:31:51,599 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:31:51,600 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:31:51,605 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:31:51,612 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:31:51,614 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:31:51,614 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:31:51,615 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:31:51,617 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:31:51,617 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:31:51,618 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:31:51,618 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:31:51,619 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:31:51,619 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:31:51,619 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:31:51,620 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:31:51,620 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:31:51,623 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:31:51,624 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:31:51,624 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:51,624 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:31:51,625 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:31:51,625 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:31:51,626 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:31:51,626 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_d6d32f06-5710-4422-878d-a8b8dda08c1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 [2023-11-19 03:31:51,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:31:51,930 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:31:51,933 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:31:51,936 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:31:51,936 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:31:51,938 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2023-11-19 03:31:55,276 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:31:55,535 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:31:55,537 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2023-11-19 03:31:55,550 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/1d6c41065/b0e808cb2c624e6aa14991f1422308da/FLAG71268f45e [2023-11-19 03:31:55,571 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/1d6c41065/b0e808cb2c624e6aa14991f1422308da [2023-11-19 03:31:55,578 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:31:55,582 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:31:55,584 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:55,584 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:31:55,590 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:31:55,591 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:55,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5ba604f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55, skipping insertion in model container [2023-11-19 03:31:55,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:55,630 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:31:55,902 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:55,918 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:31:55,970 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:31:55,981 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:55,983 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:31:55,992 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:31:55,992 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55 WrapperNode [2023-11-19 03:31:55,993 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:31:55,994 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:55,995 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:31:55,995 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:31:56,003 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,024 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,058 INFO L138 Inliner]: procedures = 22, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-11-19 03:31:56,059 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:31:56,060 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:31:56,060 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:31:56,061 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:31:56,071 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,097 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,108 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,111 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,118 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,121 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:31:56,124 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:31:56,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:31:56,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:31:56,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:31:55" (1/1) ... [2023-11-19 03:31:56,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:31:56,143 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:31:56,156 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:31:56,171 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:31:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:31:56,201 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:31:56,201 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:31:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:31:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:31:56,202 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:31:56,202 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:31:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:31:56,203 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:31:56,204 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:31:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:31:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:31:56,205 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:31:56,206 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:31:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:31:56,206 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:31:56,208 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 03:31:56,329 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:31:56,332 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:31:56,775 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:31:56,858 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:31:56,859 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:31:56,868 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:56 BoogieIcfgContainer [2023-11-19 03:31:56,869 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:31:56,870 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:31:56,871 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:31:56,882 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:31:56,882 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:31:56" (1/1) ... [2023-11-19 03:31:56,883 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 03:31:56,888 INFO L158 Benchmark]: Toolchain (without parser) took 1305.57ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 112.6MB in the end (delta: -7.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:56,889 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:56,890 INFO L158 Benchmark]: CACSL2BoogieTranslator took 409.27ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 93.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:31:56,891 INFO L158 Benchmark]: Boogie Procedure Inliner took 65.21ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 91.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:31:56,892 INFO L158 Benchmark]: Boogie Preprocessor took 63.44ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 90.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:56,893 INFO L158 Benchmark]: RCFGBuilder took 745.00ms. Allocated memory is still 148.9MB. Free memory was 90.6MB in the beginning and 113.8MB in the end (delta: -23.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:31:56,894 INFO L158 Benchmark]: CodeCheck took 15.67ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 112.6MB in the end (delta: 1.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:31:56,897 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 109.1MB. Free memory is still 59.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 409.27ms. Allocated memory is still 148.9MB. Free memory was 105.3MB in the beginning and 93.7MB in the end (delta: 11.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 65.21ms. Allocated memory is still 148.9MB. Free memory was 93.7MB in the beginning and 91.9MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 63.44ms. Allocated memory is still 148.9MB. Free memory was 91.9MB in the beginning and 90.6MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 745.00ms. Allocated memory is still 148.9MB. Free memory was 90.6MB in the beginning and 113.8MB in the end (delta: -23.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 15.67ms. Allocated memory is still 148.9MB. Free memory was 113.8MB in the beginning and 112.6MB 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. [2023-11-19 03:31:56,929 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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_d6d32f06-5710-4422-878d-a8b8dda08c1f/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 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:31:59,917 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:32:00,085 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:32:00,130 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:32:00,132 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:32:00,133 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:32:00,134 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:32:00,135 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:32:00,136 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:32:00,142 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:32:00,143 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:32:00,143 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:32:00,144 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:32:00,146 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:32:00,146 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:32:00,147 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:32:00,147 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:32:00,148 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:32:00,148 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:32:00,149 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:32:00,150 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:32:00,151 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:32:00,151 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:32:00,152 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:32:00,152 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:00,153 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:00,154 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:32:00,154 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:00,155 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:32:00,155 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:32:00,157 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:32:00,157 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:32:00,158 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:32:00,158 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:32:00,158 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_d6d32f06-5710-4422-878d-a8b8dda08c1f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2aa715856437bb3403b6a2717a4123b124cdc9b291b63ee677b7c1993b3be7b6 [2023-11-19 03:32:00,625 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:32:00,671 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:32:00,682 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:32:00,684 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:32:00,684 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:32:00,686 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2023-11-19 03:32:04,220 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:32:04,486 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:32:04,487 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/sv-benchmarks/c/weaver/popl20-mult-equiv.wvr.c [2023-11-19 03:32:04,501 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/7ca0169c8/25c7f0b78e6a4391af6e19ccbc9381e8/FLAG40889fba6 [2023-11-19 03:32:04,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/data/7ca0169c8/25c7f0b78e6a4391af6e19ccbc9381e8 [2023-11-19 03:32:04,533 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:32:04,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:32:04,540 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:04,541 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:32:04,547 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:32:04,552 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:04,554 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@22a11497 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04, skipping insertion in model container [2023-11-19 03:32:04,554 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:04,591 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:32:04,823 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:04,841 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:32:04,887 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:32:04,907 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:04,908 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:32:04,916 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:32:04,917 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04 WrapperNode [2023-11-19 03:32:04,917 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:32:04,918 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:04,919 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:32:04,919 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:32:04,927 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:04,950 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:04,985 INFO L138 Inliner]: procedures = 24, calls = 40, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 71 [2023-11-19 03:32:04,985 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:32:04,987 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:32:04,987 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:32:04,987 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:32:04,997 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:04,998 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,009 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,010 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,030 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,039 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,043 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,050 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,053 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:32:05,057 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:32:05,057 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:32:05,058 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:32:05,059 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:32:04" (1/1) ... [2023-11-19 03:32:05,066 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:32:05,080 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:32:05,094 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:32:05,119 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:32:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:32:05,141 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 03:32:05,141 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 03:32:05,142 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 03:32:05,142 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 03:32:05,143 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 03:32:05,143 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 03:32:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:32:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:32:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:32:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:32:05,144 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:32:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:32:05,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:32:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:32:05,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:32:05,147 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 03:32:05,342 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:32:05,355 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:32:05,710 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:32:05,833 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:32:05,834 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 03:32:05,839 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:05 BoogieIcfgContainer [2023-11-19 03:32:05,840 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:32:05,842 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:32:05,842 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:32:05,854 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:32:05,854 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:32:05" (1/1) ... [2023-11-19 03:32:05,856 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 03:32:05,864 INFO L158 Benchmark]: Toolchain (without parser) took 1327.07ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 34.0MB in the end (delta: 15.6MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:05,865 INFO L158 Benchmark]: CDTParser took 0.95ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:05,865 INFO L158 Benchmark]: CACSL2BoogieTranslator took 376.78ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 37.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 03:32:05,866 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.21ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 35.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:05,868 INFO L158 Benchmark]: Boogie Preprocessor took 66.58ms. Allocated memory is still 73.4MB. Free memory was 35.9MB in the beginning and 34.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:32:05,869 INFO L158 Benchmark]: RCFGBuilder took 782.85ms. Allocated memory is still 73.4MB. Free memory was 34.3MB in the beginning and 35.1MB in the end (delta: -827.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-19 03:32:05,871 INFO L158 Benchmark]: CodeCheck took 19.75ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 34.0MB in the end (delta: 819.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:32:05,881 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 0.95ms. Allocated memory is still 73.4MB. Free memory is still 49.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 376.78ms. Allocated memory is still 73.4MB. Free memory was 49.6MB in the beginning and 37.8MB in the end (delta: 11.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.21ms. Allocated memory is still 73.4MB. Free memory was 37.5MB in the beginning and 35.9MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 66.58ms. Allocated memory is still 73.4MB. Free memory was 35.9MB in the beginning and 34.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 782.85ms. Allocated memory is still 73.4MB. Free memory was 34.3MB in the beginning and 35.1MB in the end (delta: -827.3kB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 19.75ms. Allocated memory is still 73.4MB. Free memory was 34.8MB in the beginning and 34.0MB in the end (delta: 819.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:32:05,916 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d6d32f06-5710-4422-878d-a8b8dda08c1f/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