./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/test-semi1.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi --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 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:11,057 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:11,175 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-24 22:19:11,180 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:19:11,181 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:19:11,204 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:11,205 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:11,206 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:11,206 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:11,207 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:11,208 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:11,208 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:11,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:11,209 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:19:11,210 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:19:11,211 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:19:11,211 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:11,212 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:11,212 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:11,213 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:11,214 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:11,214 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:11,215 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:11,216 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:11,216 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:11,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:11,217 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:11,218 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:19:11,218 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:19:11,219 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 [2023-11-24 22:19:11,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:11,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:11,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:11,540 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:11,541 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:11,542 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-11-24 22:19:14,579 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:14,905 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:14,906 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-11-24 22:19:14,914 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/f4c6e68bd/b9d8947bde17427a94af7585faf85829/FLAGcb6ab1b49 [2023-11-24 22:19:14,930 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/f4c6e68bd/b9d8947bde17427a94af7585faf85829 [2023-11-24 22:19:14,933 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:14,934 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:14,936 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:14,936 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:14,942 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:14,943 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,944 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d94e6d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:14, skipping insertion in model container [2023-11-24 22:19:14,945 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:14" (1/1) ... [2023-11-24 22:19:14,974 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:15,159 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:15,170 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:15,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:15,198 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:15,198 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:15,206 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:15,207 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15 WrapperNode [2023-11-24 22:19:15,207 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:15,208 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:15,208 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:15,208 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:15,216 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,238 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,271 INFO L138 Inliner]: procedures = 21, calls = 27, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 75 [2023-11-24 22:19:15,272 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:15,273 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:15,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:15,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:15,279 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,280 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,282 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,283 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,288 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,292 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,294 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,295 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:15,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:15,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:15,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:15,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,312 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:15,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:15,344 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:15,352 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:15,386 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:19:15,386 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:19:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:19:15,387 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:19:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:19:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:15,387 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:19:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:19:15,388 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:19:15,389 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:15,389 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:19:15,390 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:15,391 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:19:15,534 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:15,536 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:15,771 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:15,820 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:15,825 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:19:15,827 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:15 BoogieIcfgContainer [2023-11-24 22:19:15,827 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:15,829 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:15,829 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:15,840 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:15,841 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:15" (1/1) ... [2023-11-24 22:19:15,842 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:19:15,846 INFO L158 Benchmark]: Toolchain (without parser) took 911.31ms. Allocated memory is still 161.5MB. Free memory was 133.7MB in the beginning and 102.2MB in the end (delta: 31.5MB). Peak memory consumption was 29.4MB. Max. memory is 16.1GB. [2023-11-24 22:19:15,847 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 161.5MB. Free memory was 133.0MB in the beginning and 132.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:15,848 INFO L158 Benchmark]: CACSL2BoogieTranslator took 271.12ms. Allocated memory is still 161.5MB. Free memory was 133.7MB in the beginning and 122.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:19:15,849 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.12ms. Allocated memory is still 161.5MB. Free memory was 121.8MB in the beginning and 120.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:15,850 INFO L158 Benchmark]: Boogie Preprocessor took 25.56ms. Allocated memory is still 161.5MB. Free memory was 120.4MB in the beginning and 119.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:15,850 INFO L158 Benchmark]: RCFGBuilder took 528.87ms. Allocated memory is still 161.5MB. Free memory was 119.0MB in the beginning and 102.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-24 22:19:15,851 INFO L158 Benchmark]: CodeCheck took 16.14ms. Allocated memory is still 161.5MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 548.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:15,855 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 161.5MB. Free memory was 133.0MB in the beginning and 132.8MB in the end (delta: 176.2kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 271.12ms. Allocated memory is still 161.5MB. Free memory was 133.7MB in the beginning and 122.5MB in the end (delta: 11.2MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.12ms. Allocated memory is still 161.5MB. Free memory was 121.8MB in the beginning and 120.4MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.56ms. Allocated memory is still 161.5MB. Free memory was 120.4MB in the beginning and 119.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 528.87ms. Allocated memory is still 161.5MB. Free memory was 119.0MB in the beginning and 102.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 16.14ms. Allocated memory is still 161.5MB. Free memory was 102.8MB in the beginning and 102.2MB in the end (delta: 548.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:19:15,876 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/test-semi1.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi --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 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:19:18,531 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:19:18,654 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-24 22:19:18,706 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:19:18,708 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:19:18,709 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:19:18,709 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:19:18,710 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 22:19:18,711 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:19:18,716 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 22:19:18,716 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:19:18,717 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-24 22:19:18,717 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-24 22:19:18,719 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-24 22:19:18,719 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:19:18,720 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 22:19:18,720 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 22:19:18,721 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 22:19:18,721 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-24 22:19:18,721 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 22:19:18,722 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:19:18,722 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:19:18,723 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:19:18,723 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:19:18,724 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:18,724 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:18,725 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:19:18,726 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:18,726 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:19:18,727 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:19:18,728 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 22:19:18,728 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 22:19:18,729 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 22:19:18,729 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 22:19:18,729 INFO L153 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a7d6fb4818c771ee6598f9c9b7d2b5b977c749bbed873b12531900cde741cb6 [2023-11-24 22:19:19,120 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:19:19,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:19:19,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:19:19,158 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:19:19,158 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:19:19,160 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-11-24 22:19:22,565 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:19:22,800 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:19:22,802 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/sv-benchmarks/c/weaver/test-semi1.wvr.c [2023-11-24 22:19:22,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/c1b5b65a1/14a40b1f899d4a019d551f5a4af2d828/FLAGa33fe1217 [2023-11-24 22:19:22,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/data/c1b5b65a1/14a40b1f899d4a019d551f5a4af2d828 [2023-11-24 22:19:22,835 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:19:22,837 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:19:22,841 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:22,841 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:19:22,846 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:19:22,851 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:22" (1/1) ... [2023-11-24 22:19:22,852 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cb830ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:22, skipping insertion in model container [2023-11-24 22:19:22,852 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:19:22" (1/1) ... [2023-11-24 22:19:22,879 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:19:23,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:23,111 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:19:23,129 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:19:23,138 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:23,139 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:19:23,145 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:19:23,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23 WrapperNode [2023-11-24 22:19:23,145 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:19:23,146 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:23,147 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:19:23,147 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:19:23,154 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,164 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,184 INFO L138 Inliner]: procedures = 23, calls = 27, calls flagged for inlining = 7, calls inlined = 7, statements flattened = 73 [2023-11-24 22:19:23,185 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:19:23,186 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:19:23,186 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:19:23,186 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:19:23,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,199 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,199 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,207 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,209 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,211 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,213 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,216 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:19:23,217 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:19:23,217 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:19:23,217 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:19:23,218 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,224 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:19:23,239 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:19:23,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:19:23,280 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:19:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:19:23,309 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-24 22:19:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-24 22:19:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-24 22:19:23,310 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-24 22:19:23,310 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 22:19:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:19:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-24 22:19:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-24 22:19:23,311 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-24 22:19:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:19:23,312 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:19:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:19:23,312 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-24 22:19:23,314 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-24 22:19:23,426 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:19:23,429 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:19:23,730 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:19:23,800 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:19:23,801 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-24 22:19:23,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:23 BoogieIcfgContainer [2023-11-24 22:19:23,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:19:23,805 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:19:23,805 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:19:23,815 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:19:23,815 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:19:23" (1/1) ... [2023-11-24 22:19:23,816 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 22:19:23,821 INFO L158 Benchmark]: Toolchain (without parser) took 983.17ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 54.4MB in the beginning and 67.9MB in the end (delta: -13.5MB). Peak memory consumption was 13.9MB. Max. memory is 16.1GB. [2023-11-24 22:19:23,822 INFO L158 Benchmark]: CDTParser took 0.58ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:23,823 INFO L158 Benchmark]: CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-24 22:19:23,825 INFO L158 Benchmark]: Boogie Procedure Inliner took 38.65ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 41.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:23,826 INFO L158 Benchmark]: Boogie Preprocessor took 30.54ms. Allocated memory is still 77.6MB. Free memory was 41.2MB in the beginning and 39.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 22:19:23,827 INFO L158 Benchmark]: RCFGBuilder took 586.81ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 39.7MB in the beginning and 68.9MB in the end (delta: -29.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. [2023-11-24 22:19:23,828 INFO L158 Benchmark]: CodeCheck took 14.60ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 67.9MB in the end (delta: 933.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 22:19:23,839 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.58ms. Allocated memory is still 77.6MB. Free memory is still 53.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 304.81ms. Allocated memory is still 77.6MB. Free memory was 54.2MB in the beginning and 42.8MB in the end (delta: 11.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 38.65ms. Allocated memory is still 77.6MB. Free memory was 42.8MB in the beginning and 41.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.54ms. Allocated memory is still 77.6MB. Free memory was 41.2MB in the beginning and 39.7MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 586.81ms. Allocated memory was 77.6MB in the beginning and 104.9MB in the end (delta: 27.3MB). Free memory was 39.7MB in the beginning and 68.9MB in the end (delta: -29.1MB). Peak memory consumption was 5.6MB. Max. memory is 16.1GB. * CodeCheck took 14.60ms. Allocated memory is still 104.9MB. Free memory was 68.9MB in the beginning and 67.9MB in the end (delta: 933.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-24 22:19:23,867 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_48b3ccce-14b3-4816-b157-5932fc85f7df/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported