./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread/stack-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version cf1a7837 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_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:35,963 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:36,131 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-12 00:07:36,138 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:07:36,142 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:07:36,176 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:36,178 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:36,178 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:36,179 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:36,186 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:36,188 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:36,188 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:36,189 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:36,191 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:07:36,191 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:07:36,192 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:07:36,192 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:36,193 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:36,193 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:36,194 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:36,194 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:36,195 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:36,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:36,197 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:36,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:36,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:36,198 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:07:36,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:07:36,199 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_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2023-11-12 00:07:36,627 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:36,668 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:36,671 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:36,673 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:36,674 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:36,675 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack-1.i [2023-11-12 00:07:39,829 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:40,144 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:40,151 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/sv-benchmarks/c/pthread/stack-1.i [2023-11-12 00:07:40,170 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/cbe3b70fc/394badeba6ba466d9eefd37e241d4e9b/FLAG2eb6799ca [2023-11-12 00:07:40,186 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/cbe3b70fc/394badeba6ba466d9eefd37e241d4e9b [2023-11-12 00:07:40,189 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:40,191 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:40,192 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:40,193 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:40,198 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:40,199 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:40,200 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@148e86ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40, skipping insertion in model container [2023-11-12 00:07:40,201 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:40,278 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:40,817 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:40,833 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:40,879 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:40,949 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:40,950 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40 WrapperNode [2023-11-12 00:07:40,950 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:40,951 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:40,952 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:40,952 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:40,961 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:40,995 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,048 INFO L138 Inliner]: procedures = 277, calls = 44, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 158 [2023-11-12 00:07:41,049 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:41,050 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:41,050 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:41,050 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:41,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,078 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,105 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,108 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,123 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,127 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:41,128 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:41,128 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:41,128 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:41,129 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:40" (1/1) ... [2023-11-12 00:07:41,135 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:41,160 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:41,175 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:41,203 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:41,285 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-12 00:07:41,285 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-12 00:07:41,298 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-12 00:07:41,299 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-12 00:07:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 00:07:41,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 00:07:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:41,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:07:41,301 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:41,302 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:41,304 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:41,470 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:41,473 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:41,810 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:41,821 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:41,821 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:07:41,824 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:41 BoogieIcfgContainer [2023-11-12 00:07:41,824 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:41,825 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:41,825 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:41,836 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:41,837 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:41" (1/1) ... [2023-11-12 00:07:41,838 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) [2023-11-12 00:07:41,843 INFO L158 Benchmark]: Toolchain (without parser) took 1651.20ms. Allocated memory is still 167.8MB. Free memory was 100.0MB in the beginning and 121.1MB in the end (delta: -21.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:41,843 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 167.8MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:41,844 INFO L158 Benchmark]: CACSL2BoogieTranslator took 758.12ms. Allocated memory is still 167.8MB. Free memory was 99.6MB in the beginning and 113.4MB in the end (delta: -13.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:41,845 INFO L158 Benchmark]: Boogie Procedure Inliner took 97.85ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 110.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:41,845 INFO L158 Benchmark]: Boogie Preprocessor took 77.23ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:41,846 INFO L158 Benchmark]: RCFGBuilder took 696.80ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 121.8MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:07:41,847 INFO L158 Benchmark]: CodeCheck took 15.71ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 121.1MB in the end (delta: 682.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:41,851 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 0.36ms. Allocated memory is still 167.8MB. Free memory is still 141.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 758.12ms. Allocated memory is still 167.8MB. Free memory was 99.6MB in the beginning and 113.4MB in the end (delta: -13.8MB). Peak memory consumption was 7.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 97.85ms. Allocated memory is still 167.8MB. Free memory was 113.4MB in the beginning and 110.5MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.23ms. Allocated memory is still 167.8MB. Free memory was 110.5MB in the beginning and 108.4MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 696.80ms. Allocated memory is still 167.8MB. Free memory was 108.4MB in the beginning and 121.8MB in the end (delta: -13.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * CodeCheck took 15.71ms. Allocated memory is still 167.8MB. Free memory was 121.8MB in the beginning and 121.1MB in the end (delta: 682.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:41,875 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/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_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread/stack-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV --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 a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:07:44,695 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:07:44,835 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-12 00:07:44,889 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:07:44,890 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:07:44,891 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:07:44,892 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:07:44,893 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:07:44,894 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:07:44,899 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:07:44,900 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:07:44,900 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-12 00:07:44,901 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-12 00:07:44,903 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-12 00:07:44,903 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:07:44,904 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 00:07:44,905 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 00:07:44,905 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 00:07:44,905 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:07:44,906 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:07:44,907 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:07:44,907 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:07:44,908 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:07:44,908 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-12 00:07:44,909 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:44,909 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:44,910 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:07:44,911 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:44,911 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:07:44,912 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:07:44,913 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-12 00:07:44,913 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 00:07:44,914 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-12 00:07:44,914 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 00:07:44,915 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_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a5e93db72222dd521789305cbf7823ac91f269c62c97020d54f95f5ba14d3fd2 [2023-11-12 00:07:45,353 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:07:45,383 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:07:45,387 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:07:45,389 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:07:45,389 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:07:45,391 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread/stack-1.i [2023-11-12 00:07:48,736 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:07:49,140 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:07:49,141 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/sv-benchmarks/c/pthread/stack-1.i [2023-11-12 00:07:49,168 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/8e15e24e1/1c6e0f6c03fa4d00923139cbea28bce7/FLAGb4797ea4b [2023-11-12 00:07:49,188 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/data/8e15e24e1/1c6e0f6c03fa4d00923139cbea28bce7 [2023-11-12 00:07:49,194 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:07:49,196 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:07:49,201 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:49,202 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:07:49,206 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:07:49,208 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:49" (1/1) ... [2023-11-12 00:07:49,209 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2c8497c8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:49, skipping insertion in model container [2023-11-12 00:07:49,210 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:07:49" (1/1) ... [2023-11-12 00:07:49,285 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:07:49,934 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:49,959 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:07:50,005 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:07:50,098 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:07:50,099 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50 WrapperNode [2023-11-12 00:07:50,099 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:07:50,100 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:50,100 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:07:50,100 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:07:50,107 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,174 INFO L138 Inliner]: procedures = 281, calls = 44, calls flagged for inlining = 12, calls inlined = 13, statements flattened = 155 [2023-11-12 00:07:50,174 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:07:50,175 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:07:50,175 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:07:50,175 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:07:50,191 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,195 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,202 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,204 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,219 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,238 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,241 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,248 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,253 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:07:50,267 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:07:50,267 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:07:50,267 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:07:50,268 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,274 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:07:50,293 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:07:50,313 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:07:50,330 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:07:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-12 00:07:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2023-11-12 00:07:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2023-11-12 00:07:50,361 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2023-11-12 00:07:50,361 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2023-11-12 00:07:50,362 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 00:07:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:07:50,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-12 00:07:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 00:07:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 00:07:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2023-11-12 00:07:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:07:50,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:07:50,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:07:50,366 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-12 00:07:50,547 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:07:50,549 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:07:50,922 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:07:50,932 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:07:50,933 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:07:50,935 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:50 BoogieIcfgContainer [2023-11-12 00:07:50,935 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:07:50,936 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:07:50,936 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:07:50,946 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:07:50,947 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:07:50" (1/1) ... [2023-11-12 00:07:50,948 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) [2023-11-12 00:07:50,952 INFO L158 Benchmark]: Toolchain (without parser) took 1754.88ms. Allocated memory is still 79.7MB. Free memory was 53.8MB in the beginning and 36.2MB in the end (delta: 17.6MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,952 INFO L158 Benchmark]: CDTParser took 0.71ms. Allocated memory is still 60.8MB. Free memory was 36.3MB in the beginning and 36.2MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:50,953 INFO L158 Benchmark]: CACSL2BoogieTranslator took 898.02ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 41.2MB in the end (delta: 12.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,953 INFO L158 Benchmark]: Boogie Procedure Inliner took 74.53ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 38.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,954 INFO L158 Benchmark]: Boogie Preprocessor took 91.01ms. Allocated memory is still 79.7MB. Free memory was 38.4MB in the beginning and 36.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,955 INFO L158 Benchmark]: RCFGBuilder took 668.58ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 37.1MB in the end (delta: -1.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,956 INFO L158 Benchmark]: CodeCheck took 13.61ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 36.2MB in the end (delta: 939.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:50,959 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 0.71ms. Allocated memory is still 60.8MB. Free memory was 36.3MB in the beginning and 36.2MB in the end (delta: 92.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 898.02ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 41.2MB in the end (delta: 12.5MB). Peak memory consumption was 19.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 74.53ms. Allocated memory is still 79.7MB. Free memory was 41.2MB in the beginning and 38.4MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 91.01ms. Allocated memory is still 79.7MB. Free memory was 38.4MB in the beginning and 36.1MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 668.58ms. Allocated memory is still 79.7MB. Free memory was 36.1MB in the beginning and 37.1MB in the end (delta: -1.1MB). Peak memory consumption was 4.6MB. Max. memory is 16.1GB. * CodeCheck took 13.61ms. Allocated memory is still 79.7MB. Free memory was 37.1MB in the beginning and 36.2MB in the end (delta: 939.2kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-12 00:07:50,982 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_8fefe914-fa68-48f8-a2b7-4267b6557d65/bin/ukojak-verify-0OAaufAVZV/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