./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/unroll-2.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b --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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:51:52,677 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:51:52,727 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-12-06 02:51:52,730 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:51:52,731 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:51:52,749 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:51:52,750 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:51:52,750 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:51:52,750 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:51:52,750 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:51:52,750 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:51:52,750 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:51:52,750 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:51:52,751 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:51:52,751 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:51:52,752 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:51:52,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:51:52,752 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:51:52,752 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:51:52,752 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:51:52,752 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:51:52,752 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b 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 -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2024-12-06 02:51:52,952 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:51:52,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:51:52,961 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:51:52,962 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:51:52,962 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:51:52,964 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2024-12-06 02:51:55,583 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/7b5befde5/7d79d453e22d496cb9410bd04246a7a7/FLAG7871df386 [2024-12-06 02:51:55,777 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:51:55,778 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/sv-benchmarks/c/weaver/unroll-2.wvr.c [2024-12-06 02:51:55,784 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/7b5befde5/7d79d453e22d496cb9410bd04246a7a7/FLAG7871df386 [2024-12-06 02:51:55,796 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/7b5befde5/7d79d453e22d496cb9410bd04246a7a7 [2024-12-06 02:51:55,798 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:51:55,799 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:51:55,800 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:51:55,800 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:51:55,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:51:55,805 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:51:55" (1/1) ... [2024-12-06 02:51:55,806 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35797742 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:55, skipping insertion in model container [2024-12-06 02:51:55,806 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:51:55" (1/1) ... [2024-12-06 02:51:55,822 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:51:55,971 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:51:55,979 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:51:55,999 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:51:56,013 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:51:56,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56 WrapperNode [2024-12-06 02:51:56,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:51:56,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:51:56,015 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:51:56,015 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:51:56,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,027 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,047 INFO L138 Inliner]: procedures = 23, calls = 23, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 126 [2024-12-06 02:51:56,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:51:56,048 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:51:56,048 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:51:56,048 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:51:56,055 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,057 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,058 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,063 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,064 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,068 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,070 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,071 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,073 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:51:56,074 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:51:56,074 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:51:56,075 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:51:56,076 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,081 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:51:56,092 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:51:56,103 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:51:56,110 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 02:51:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 02:51:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:51:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:51:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:51:56,132 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:51:56,205 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:51:56,207 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:51:56,441 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:51:56,442 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:51:56,453 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:51:56,454 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:51:56,454 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:51:56 BoogieIcfgContainer [2024-12-06 02:51:56,454 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:51:56,455 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:51:56,455 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:51:56,463 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:51:56,463 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:51:56" (1/1) ... [2024-12-06 02:51:56,464 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:51:56,468 INFO L158 Benchmark]: Toolchain (without parser) took 667.66ms. Allocated memory is still 117.4MB. Free memory was 94.0MB in the beginning and 61.0MB in the end (delta: 33.0MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-12-06 02:51:56,468 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:51:56,469 INFO L158 Benchmark]: CACSL2BoogieTranslator took 213.89ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 81.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:51:56,469 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.22ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:51:56,469 INFO L158 Benchmark]: Boogie Preprocessor took 25.19ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.1MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:51:56,470 INFO L158 Benchmark]: RCFGBuilder took 379.82ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 62.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:51:56,470 INFO L158 Benchmark]: CodeCheck took 11.76ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:51:56,472 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 117.4MB. Free memory is still 72.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 213.89ms. Allocated memory is still 117.4MB. Free memory was 93.8MB in the beginning and 81.9MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.22ms. Allocated memory is still 117.4MB. Free memory was 81.9MB in the beginning and 80.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 25.19ms. Allocated memory is still 117.4MB. Free memory was 80.4MB in the beginning and 79.1MB in the end (delta: 1.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 379.82ms. Allocated memory is still 117.4MB. Free memory was 79.1MB in the beginning and 62.4MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 11.76ms. Allocated memory is still 117.4MB. Free memory was 62.4MB in the beginning and 61.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:51:56,486 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/unroll-2.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b --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 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:51:58,361 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:51:58,441 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-12-06 02:51:58,466 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:51:58,467 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:51:58,468 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-12-06 02:51:58,468 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:51:58,469 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:51:58,469 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:51:58,470 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:51:58,470 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:51:58,470 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b 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 -> 8c7125507f231f46c946ebcd57e8b56859ee58b969eed99ccdbcf88141d9e219 [2024-12-06 02:51:58,696 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:51:58,704 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:51:58,706 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:51:58,707 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:51:58,708 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:51:58,709 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/weaver/unroll-2.wvr.c [2024-12-06 02:52:01,389 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/e7146d6b7/63d8a5a3a66644da8c2dbcf5ca57280e/FLAG3cfad3b4f [2024-12-06 02:52:01,562 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:52:01,563 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/sv-benchmarks/c/weaver/unroll-2.wvr.c [2024-12-06 02:52:01,571 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/e7146d6b7/63d8a5a3a66644da8c2dbcf5ca57280e/FLAG3cfad3b4f [2024-12-06 02:52:01,584 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/data/e7146d6b7/63d8a5a3a66644da8c2dbcf5ca57280e [2024-12-06 02:52:01,586 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:52:01,587 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:52:01,588 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:01,588 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:52:01,592 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:52:01,592 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,593 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@72c599f1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01, skipping insertion in model container [2024-12-06 02:52:01,593 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,606 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:52:01,736 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-12-06 02:52:01,738 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:01,748 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:52:01,769 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:52:01,781 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:52:01,781 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01 WrapperNode [2024-12-06 02:52:01,781 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:52:01,782 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:01,782 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:52:01,782 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:52:01,787 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,796 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,816 INFO L138 Inliner]: procedures = 25, calls = 23, calls flagged for inlining = 12, calls inlined = 12, statements flattened = 124 [2024-12-06 02:52:01,816 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:52:01,817 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:52:01,817 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:52:01,817 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:52:01,824 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,824 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,829 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,829 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,837 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,838 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,841 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,843 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,844 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,847 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:52:01,847 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:52:01,847 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:52:01,847 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:52:01,849 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:52:01" (1/1) ... [2024-12-06 02:52:01,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:52:01,864 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:52:01,874 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:52:01,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-12-06 02:52:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-12-06 02:52:01,897 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:52:01,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-12-06 02:52:01,898 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:52:01,898 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:52:01,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-12-06 02:52:01,899 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-12-06 02:52:01,976 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:52:01,977 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:52:02,272 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-12-06 02:52:02,272 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:52:02,284 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:52:02,285 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:52:02,285 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:02 BoogieIcfgContainer [2024-12-06 02:52:02,285 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:52:02,286 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:52:02,286 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:52:02,294 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:52:02,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:52:02" (1/1) ... [2024-12-06 02:52:02,296 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:172) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:356) 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-12-06 02:52:02,300 INFO L158 Benchmark]: Toolchain (without parser) took 712.12ms. Allocated memory is still 92.3MB. Free memory was 69.9MB in the beginning and 63.9MB in the end (delta: 6.0MB). Peak memory consumption was 3.5MB. Max. memory is 16.1GB. [2024-12-06 02:52:02,300 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:02,301 INFO L158 Benchmark]: CACSL2BoogieTranslator took 193.61ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 57.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:02,301 INFO L158 Benchmark]: Boogie Procedure Inliner took 34.18ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 55.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:52:02,302 INFO L158 Benchmark]: Boogie Preprocessor took 29.84ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:02,302 INFO L158 Benchmark]: RCFGBuilder took 437.84ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 65.4MB in the end (delta: -11.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2024-12-06 02:52:02,302 INFO L158 Benchmark]: CodeCheck took 12.83ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:52:02,304 INFO L338 ainManager$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:172) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 83.9MB. Free memory is still 48.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 193.61ms. Allocated memory is still 92.3MB. Free memory was 69.7MB in the beginning and 57.4MB in the end (delta: 12.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 34.18ms. Allocated memory is still 92.3MB. Free memory was 57.4MB in the beginning and 55.7MB in the end (delta: 1.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.84ms. Allocated memory is still 92.3MB. Free memory was 55.7MB in the beginning and 54.4MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 437.84ms. Allocated memory is still 92.3MB. Free memory was 54.4MB in the beginning and 65.4MB in the end (delta: -11.1MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. * CodeCheck took 12.83ms. Allocated memory is still 92.3MB. Free memory was 65.4MB in the beginning and 63.9MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-12-06 02:52:02,318 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b81da48d-4e15-4d10-bb23-c8cdbcac4db1/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with 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