./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:12,784 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:12,908 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 04:03:12,915 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:12,918 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:12,957 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:12,959 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:12,959 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:12,960 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:12,966 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:12,967 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:12,968 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:12,968 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:12,970 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:03:12,971 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:03:12,971 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:03:12,972 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:12,972 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:12,973 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:12,973 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:12,974 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:12,975 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:12,975 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:12,976 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:12,976 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:12,977 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:12,978 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:12,978 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:12,979 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:12,979 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_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-19 04:03:13,250 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:13,285 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:13,288 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:13,290 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:13,291 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:13,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-19 04:03:16,533 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:16,766 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:16,767 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-19 04:03:16,778 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/339f6b1e0/b7820986182c444aa5a81034a3bc0a2d/FLAG3aa4a36f2 [2023-11-19 04:03:16,797 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/339f6b1e0/b7820986182c444aa5a81034a3bc0a2d [2023-11-19 04:03:16,803 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:16,805 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:16,808 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:16,808 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:16,814 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:16,815 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:16" (1/1) ... [2023-11-19 04:03:16,816 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6c07a657 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:16, skipping insertion in model container [2023-11-19 04:03:16,816 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:16" (1/1) ... [2023-11-19 04:03:16,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:17,080 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:17,091 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:17,132 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:17,149 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:17,150 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17 WrapperNode [2023-11-19 04:03:17,150 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:17,151 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:17,151 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:17,151 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:17,159 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,168 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,192 INFO L138 Inliner]: procedures = 20, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 04:03:17,192 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:17,193 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:17,193 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:17,194 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:17,203 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,203 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,208 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,208 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,215 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,237 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,239 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,242 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:17,243 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:17,243 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:17,244 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:17,244 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:17,276 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:17,288 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:17,296 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:03:17,319 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:03:17,319 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:03:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:03:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:03:17,320 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:03:17,320 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:03:17,321 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:03:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:17,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:17,322 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:17,322 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:17,325 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:03:17,435 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:17,437 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:17,858 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:17,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:17,877 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:03:17,881 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:17 BoogieIcfgContainer [2023-11-19 04:03:17,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:17,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:17,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:17,895 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:17,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:17" (1/1) ... [2023-11-19 04:03:17,898 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:03:17,903 INFO L158 Benchmark]: Toolchain (without parser) took 1097.37ms. Allocated memory is still 192.9MB. Free memory was 145.5MB in the beginning and 109.8MB in the end (delta: 35.8MB). Peak memory consumption was 35.7MB. Max. memory is 16.1GB. [2023-11-19 04:03:17,904 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:17,906 INFO L158 Benchmark]: CACSL2BoogieTranslator took 342.39ms. Allocated memory is still 192.9MB. Free memory was 145.5MB in the beginning and 133.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-19 04:03:17,907 INFO L158 Benchmark]: Boogie Procedure Inliner took 41.61ms. Allocated memory is still 192.9MB. Free memory was 133.4MB in the beginning and 131.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:17,907 INFO L158 Benchmark]: Boogie Preprocessor took 49.28ms. Allocated memory is still 192.9MB. Free memory was 131.3MB in the beginning and 130.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:17,909 INFO L158 Benchmark]: RCFGBuilder took 639.77ms. Allocated memory is still 192.9MB. Free memory was 130.1MB in the beginning and 110.8MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:03:17,910 INFO L158 Benchmark]: CodeCheck took 16.69ms. Allocated memory is still 192.9MB. Free memory was 110.8MB in the beginning and 109.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:17,919 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 0.37ms. Allocated memory is still 130.0MB. Free memory is still 73.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 342.39ms. Allocated memory is still 192.9MB. Free memory was 145.5MB in the beginning and 133.4MB in the end (delta: 12.2MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 41.61ms. Allocated memory is still 192.9MB. Free memory was 133.4MB in the beginning and 131.3MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 49.28ms. Allocated memory is still 192.9MB. Free memory was 131.3MB in the beginning and 130.1MB in the end (delta: 1.3MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 639.77ms. Allocated memory is still 192.9MB. Free memory was 130.1MB in the beginning and 110.8MB in the end (delta: 19.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 16.69ms. Allocated memory is still 192.9MB. Free memory was 110.8MB in the beginning and 109.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:03:17,949 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/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/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:20,716 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:20,853 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 04:03:20,907 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:20,909 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:20,910 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:20,911 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:20,912 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:03:20,913 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:20,919 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:03:20,919 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:20,920 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 04:03:20,920 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 04:03:20,923 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 04:03:20,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:20,924 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:03:20,924 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:03:20,925 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:03:20,925 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:03:20,927 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:03:20,927 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:20,928 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:20,929 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:20,929 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:20,930 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:20,930 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:20,931 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:20,932 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:20,933 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:20,933 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:20,935 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:03:20,935 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:03:20,935 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:03:20,936 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:03:20,936 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_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> af523f24b0126267447f5590b01302c6de6f439c37a01df1dbf66192a849a6d6 [2023-11-19 04:03:21,437 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:21,463 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:21,467 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:21,468 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:21,469 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:21,471 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-19 04:03:24,993 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:25,250 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:25,251 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/sv-benchmarks/c/weaver/bench-exp2x9.wvr.c [2023-11-19 04:03:25,264 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/a5f2e6909/5e8229703aa94e8da1ddf36438cee6f6/FLAG8ba781713 [2023-11-19 04:03:25,282 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/data/a5f2e6909/5e8229703aa94e8da1ddf36438cee6f6 [2023-11-19 04:03:25,285 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:25,287 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:25,289 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:25,289 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:25,293 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:25,295 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,296 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13dcf2c1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25, skipping insertion in model container [2023-11-19 04:03:25,296 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,345 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:25,573 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:25,597 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:25,656 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:25,689 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:25,690 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25 WrapperNode [2023-11-19 04:03:25,690 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:25,691 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:25,692 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:25,692 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:25,701 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,731 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,777 INFO L138 Inliner]: procedures = 22, calls = 33, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 97 [2023-11-19 04:03:25,777 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:25,779 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:25,779 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:25,780 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:25,792 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,796 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,804 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,805 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,815 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,820 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,822 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,829 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:25,830 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:25,830 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:25,831 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:25,833 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:25" (1/1) ... [2023-11-19 04:03:25,840 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:25,859 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:25,875 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:25,892 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:25,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2023-11-19 04:03:25,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2023-11-19 04:03:25,947 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2023-11-19 04:03:25,947 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2023-11-19 04:03:25,948 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2023-11-19 04:03:25,949 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2023-11-19 04:03:25,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:03:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2023-11-19 04:03:25,950 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2023-11-19 04:03:25,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:03:25,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:25,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:25,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:03:25,954 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:03:26,169 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:26,172 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:26,709 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:26,723 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:26,723 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:03:26,729 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26 BoogieIcfgContainer [2023-11-19 04:03:26,729 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:26,730 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:26,731 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:26,743 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:26,744 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:26" (1/1) ... [2023-11-19 04:03:26,745 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:03:26,750 INFO L158 Benchmark]: Toolchain (without parser) took 1462.27ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 33.9MB in the beginning and 50.2MB in the end (delta: -16.4MB). Peak memory consumption was 6.7MB. Max. memory is 16.1GB. [2023-11-19 04:03:26,751 INFO L158 Benchmark]: CDTParser took 0.59ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:26,752 INFO L158 Benchmark]: CACSL2BoogieTranslator took 401.70ms. Allocated memory is still 67.1MB. Free memory was 33.7MB in the beginning and 37.4MB in the end (delta: -3.7MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-19 04:03:26,753 INFO L158 Benchmark]: Boogie Procedure Inliner took 86.21ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 35.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:03:26,754 INFO L158 Benchmark]: Boogie Preprocessor took 49.96ms. Allocated memory is still 67.1MB. Free memory was 35.5MB in the beginning and 33.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:26,755 INFO L158 Benchmark]: RCFGBuilder took 899.30ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 33.9MB in the beginning and 51.1MB in the end (delta: -17.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2023-11-19 04:03:26,756 INFO L158 Benchmark]: CodeCheck took 17.76ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 50.2MB in the end (delta: 876.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:03:26,760 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 0.59ms. Allocated memory is still 67.1MB. Free memory is still 43.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 401.70ms. Allocated memory is still 67.1MB. Free memory was 33.7MB in the beginning and 37.4MB in the end (delta: -3.7MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 86.21ms. Allocated memory is still 67.1MB. Free memory was 37.3MB in the beginning and 35.7MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 49.96ms. Allocated memory is still 67.1MB. Free memory was 35.5MB in the beginning and 33.9MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 899.30ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 33.9MB in the beginning and 51.1MB in the end (delta: -17.3MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * CodeCheck took 17.76ms. Allocated memory is still 90.2MB. Free memory was 51.1MB in the beginning and 50.2MB in the end (delta: 876.8kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:03:26,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_46315a93-3bbd-45aa-9b45-c5cf030ae1a4/bin/ukojak-verify-G8NBE6pJGL/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