./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/popl20-two-queue.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_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3 --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 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:23:06,196 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:23:06,266 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-24 18:23:06,271 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-24 18:23:06,272 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-24 18:23:06,294 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:23:06,295 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:23:06,295 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:23:06,295 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:23:06,295 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:23:06,295 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:23:06,295 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:23:06,295 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:23:06,296 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:23:06,296 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:23:06,297 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:23:06,297 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:23:06,297 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:23:06,297 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:06,299 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:23:06,299 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:23:06,299 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-24 18:23:06,299 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-24 18:23:06,300 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_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 [2024-11-24 18:23:06,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:23:06,645 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:23:06,650 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:23:06,652 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:23:06,652 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:23:06,654 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-24 18:23:09,514 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/bc556a31d/5d218667d06848429befda3b0650285d/FLAG3ce8f4214 [2024-11-24 18:23:09,791 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:23:09,792 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-24 18:23:09,805 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/bc556a31d/5d218667d06848429befda3b0650285d/FLAG3ce8f4214 [2024-11-24 18:23:09,826 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/bc556a31d/5d218667d06848429befda3b0650285d [2024-11-24 18:23:09,828 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:23:09,830 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:23:09,831 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:09,831 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:23:09,836 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:23:09,837 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:09" (1/1) ... [2024-11-24 18:23:09,838 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4fd0f59f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:09, skipping insertion in model container [2024-11-24 18:23:09,838 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:09" (1/1) ... [2024-11-24 18:23:09,856 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:23:10,033 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:10,045 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:23:10,080 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:10,108 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:23:10,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10 WrapperNode [2024-11-24 18:23:10,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:10,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:10,111 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:23:10,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:23:10,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,130 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,168 INFO L138 Inliner]: procedures = 23, calls = 34, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 196 [2024-11-24 18:23:10,170 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:10,171 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:23:10,171 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:23:10,171 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:23:10,179 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,180 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,187 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,190 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,198 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,208 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,210 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,218 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:23:10,221 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:23:10,221 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:23:10,221 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:23:10,222 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:10" (1/1) ... [2024-11-24 18:23:10,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:10,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:23:10,261 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:23:10,265 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:23:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:23:10,292 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 18:23:10,292 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 18:23:10,293 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:23:10,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:23:10,294 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:23:10,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-24 18:23:10,295 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:23:10,397 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:23:10,399 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:23:10,820 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:23:10,820 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:23:11,012 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:23:11,012 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:23:11,015 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:11 BoogieIcfgContainer [2024-11-24 18:23:11,015 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:23:11,016 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:23:11,016 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:23:11,027 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:23:11,027 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:11" (1/1) ... [2024-11-24 18:23:11,028 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:23:11,037 INFO L158 Benchmark]: Toolchain (without parser) took 1206.39ms. Allocated memory is still 142.6MB. Free memory was 119.4MB in the beginning and 68.0MB in the end (delta: 51.3MB). Peak memory consumption was 50.3MB. Max. memory is 16.1GB. [2024-11-24 18:23:11,038 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:11,038 INFO L158 Benchmark]: CACSL2BoogieTranslator took 278.79ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.3MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:11,039 INFO L158 Benchmark]: Boogie Procedure Inliner took 60.09ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:11,039 INFO L158 Benchmark]: Boogie Preprocessor took 49.14ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:11,039 INFO L158 Benchmark]: RCFGBuilder took 794.37ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 69.5MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. [2024-11-24 18:23:11,040 INFO L158 Benchmark]: CodeCheck took 19.06ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 68.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:11,045 INFO L338 ainManager$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 0.31ms. Allocated memory is still 142.6MB. Free memory is still 80.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 278.79ms. Allocated memory is still 142.6MB. Free memory was 119.1MB in the beginning and 107.3MB in the end (delta: 11.9MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 60.09ms. Allocated memory is still 142.6MB. Free memory was 107.0MB in the beginning and 105.3MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.14ms. Allocated memory is still 142.6MB. Free memory was 105.3MB in the beginning and 104.0MB in the end (delta: 1.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 794.37ms. Allocated memory is still 142.6MB. Free memory was 104.0MB in the beginning and 69.5MB in the end (delta: 34.5MB). Peak memory consumption was 33.6MB. Max. memory is 16.1GB. * CodeCheck took 19.06ms. Allocated memory is still 142.6MB. Free memory was 69.5MB in the beginning and 68.0MB 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. [2024-11-24 18:23:11,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/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_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3 --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 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-24 18:23:13,828 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-24 18:23:13,958 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-24 18:23:13,991 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-24 18:23:13,993 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-24 18:23:13,993 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-24 18:23:13,993 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-24 18:23:13,993 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-24 18:23:13,993 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-24 18:23:13,993 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-24 18:23:13,993 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-24 18:23:13,994 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-24 18:23:13,995 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-24 18:23:13,995 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-24 18:23:13,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-24 18:23:13,995 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-24 18:23:13,995 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-24 18:23:13,997 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:13,997 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-24 18:23:13,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-24 18:23:13,998 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:13,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-24 18:23:13,998 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-24 18:23:13,998 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-24 18:23:13,998 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-24 18:23:13,998 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-24 18:23:13,998 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_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3 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 -> 2b29a4c23931df07495caab7fd70ec22fec28fcea21b47e1c8eb19fb44a778d8 [2024-11-24 18:23:14,331 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-24 18:23:14,344 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-24 18:23:14,347 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-24 18:23:14,351 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-24 18:23:14,351 INFO L274 PluginConnector]: CDTParser initialized [2024-11-24 18:23:14,355 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-24 18:23:17,498 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/37d67b7e3/a80574924f8148b8aa7e7ced8ade7efb/FLAGb9eda6a79 [2024-11-24 18:23:17,819 INFO L384 CDTParser]: Found 1 translation units. [2024-11-24 18:23:17,821 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/sv-benchmarks/c/weaver/popl20-two-queue.wvr.c [2024-11-24 18:23:17,833 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/37d67b7e3/a80574924f8148b8aa7e7ced8ade7efb/FLAGb9eda6a79 [2024-11-24 18:23:18,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/data/37d67b7e3/a80574924f8148b8aa7e7ced8ade7efb [2024-11-24 18:23:18,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-24 18:23:18,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-24 18:23:18,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:18,087 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-24 18:23:18,091 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-24 18:23:18,093 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,094 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24889828 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18, skipping insertion in model container [2024-11-24 18:23:18,094 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,109 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-24 18:23:18,327 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-24 18:23:18,333 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:18,347 INFO L200 MainTranslator]: Completed pre-run [2024-11-24 18:23:18,373 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-24 18:23:18,390 INFO L204 MainTranslator]: Completed translation [2024-11-24 18:23:18,391 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18 WrapperNode [2024-11-24 18:23:18,391 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-24 18:23:18,392 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:18,392 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-24 18:23:18,392 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-24 18:23:18,399 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,408 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,433 INFO L138 Inliner]: procedures = 25, calls = 34, calls flagged for inlining = 14, calls inlined = 16, statements flattened = 189 [2024-11-24 18:23:18,433 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-24 18:23:18,434 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-24 18:23:18,434 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-24 18:23:18,434 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-24 18:23:18,441 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,441 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,445 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,445 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,454 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,455 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,459 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,465 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,466 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,473 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-24 18:23:18,474 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-24 18:23:18,474 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-24 18:23:18,474 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-24 18:23:18,478 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 06:23:18" (1/1) ... [2024-11-24 18:23:18,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-24 18:23:18,505 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-24 18:23:18,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-24 18:23:18,529 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-24 18:23:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-24 18:23:18,559 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2024-11-24 18:23:18,559 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2024-11-24 18:23:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2024-11-24 18:23:18,560 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2024-11-24 18:23:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-24 18:23:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2024-11-24 18:23:18,560 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2024-11-24 18:23:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-24 18:23:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-24 18:23:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-24 18:23:18,561 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-24 18:23:18,561 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2024-11-24 18:23:18,562 WARN L203 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-24 18:23:18,670 INFO L234 CfgBuilder]: Building ICFG [2024-11-24 18:23:18,672 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-24 18:23:19,235 INFO L279 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-24 18:23:19,236 INFO L283 CfgBuilder]: Performing block encoding [2024-11-24 18:23:19,423 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-24 18:23:19,424 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-24 18:23:19,424 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:19 BoogieIcfgContainer [2024-11-24 18:23:19,424 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-24 18:23:19,425 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-24 18:23:19,425 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-24 18:23:19,435 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-24 18:23:19,436 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 06:23:19" (1/1) ... [2024-11-24 18:23:19,437 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$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-24 18:23:19,442 INFO L158 Benchmark]: Toolchain (without parser) took 1356.08ms. Allocated memory is still 83.9MB. Free memory was 60.4MB in the beginning and 30.1MB in the end (delta: 30.3MB). Peak memory consumption was 28.8MB. Max. memory is 16.1GB. [2024-11-24 18:23:19,442 INFO L158 Benchmark]: CDTParser took 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:19,443 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.74ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.5MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:19,443 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.32ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:19,444 INFO L158 Benchmark]: Boogie Preprocessor took 39.05ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:19,444 INFO L158 Benchmark]: RCFGBuilder took 950.56ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 31.3MB in the end (delta: 12.8MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. [2024-11-24 18:23:19,445 INFO L158 Benchmark]: CodeCheck took 15.58ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 30.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-24 18:23:19,447 INFO L338 ainManager$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 0.46ms. Allocated memory is still 83.9MB. Free memory is still 48.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.74ms. Allocated memory is still 83.9MB. Free memory was 60.1MB in the beginning and 47.5MB in the end (delta: 12.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.32ms. Allocated memory is still 83.9MB. Free memory was 47.5MB in the beginning and 45.7MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 39.05ms. Allocated memory is still 83.9MB. Free memory was 45.7MB in the beginning and 44.1MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 950.56ms. Allocated memory is still 83.9MB. Free memory was 44.1MB in the beginning and 31.3MB in the end (delta: 12.8MB). Peak memory consumption was 20.4MB. Max. memory is 16.1GB. * CodeCheck took 15.58ms. Allocated memory is still 83.9MB. Free memory was 31.3MB in the beginning and 30.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-24 18:23:19,467 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_aaec424b-d016-4fee-aa27-24c1cb4728d1/bin/ukojak-verify-ENZ3QT5qd3/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