./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i --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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:45,479 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:45,588 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2023-11-19 03:20:45,600 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:20:45,601 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:20:45,639 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:45,641 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:45,642 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:45,643 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:45,648 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:45,649 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:45,649 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:45,650 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:45,650 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:20:45,651 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:20:45,652 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:20:45,652 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:45,653 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:45,653 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:45,654 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:45,654 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:45,655 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:45,655 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:45,656 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:45,657 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:45,657 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:45,658 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:45,658 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:20:45,659 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:20:45,659 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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2023-11-19 03:20:45,946 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:45,981 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:45,984 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:45,985 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:45,986 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:45,987 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2023-11-19 03:20:49,107 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:49,387 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:49,388 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2023-11-19 03:20:49,408 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/d13c90eaa/ca7a092381084c849072f76d3c793003/FLAGfc10273bd [2023-11-19 03:20:49,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/d13c90eaa/ca7a092381084c849072f76d3c793003 [2023-11-19 03:20:49,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:49,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:49,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:49,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:49,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:49,435 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:49" (1/1) ... [2023-11-19 03:20:49,436 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@685610fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:49, skipping insertion in model container [2023-11-19 03:20:49,436 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:49" (1/1) ... [2023-11-19 03:20:49,521 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:49,766 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:49,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:49,989 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:50,004 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:50,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:50,074 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:50,075 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:50,075 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:50,082 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:50,083 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50 WrapperNode [2023-11-19 03:20:50,083 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:50,084 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:50,085 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:50,085 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:50,093 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,127 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,153 INFO L138 Inliner]: procedures = 175, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 116 [2023-11-19 03:20:50,154 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:50,155 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:50,155 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:50,155 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:50,165 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,165 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,168 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,168 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,175 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,177 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,179 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,181 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,184 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:50,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:50,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:50,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:50,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:50,218 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:50,232 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:50,257 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:50,279 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:20:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:20:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:20:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:20:50,280 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:20:50,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:20:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:20:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:50,281 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:20:50,281 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:20:50,283 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 03:20:50,420 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:50,422 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:50,663 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:50,727 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:50,727 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:20:50,731 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:50 BoogieIcfgContainer [2023-11-19 03:20:50,732 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:50,751 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:50,751 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:50,760 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:50,760 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:50" (1/1) ... [2023-11-19 03:20:50,761 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 03:20:50,765 INFO L158 Benchmark]: Toolchain (without parser) took 1337.36ms. Allocated memory was 151.0MB in the beginning and 186.6MB in the end (delta: 35.7MB). Free memory was 110.7MB in the beginning and 154.9MB in the end (delta: -44.2MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:50,766 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 151.0MB. Free memory was 99.0MB in the beginning and 99.0MB in the end (delta: 73.3kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:50,766 INFO L158 Benchmark]: CACSL2BoogieTranslator took 654.83ms. Allocated memory is still 151.0MB. Free memory was 110.7MB in the beginning and 90.1MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 03:20:50,767 INFO L158 Benchmark]: Boogie Procedure Inliner took 69.67ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:50,768 INFO L158 Benchmark]: Boogie Preprocessor took 30.06ms. Allocated memory is still 151.0MB. Free memory was 88.1MB in the beginning and 86.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:50,768 INFO L158 Benchmark]: RCFGBuilder took 546.35ms. Allocated memory is still 151.0MB. Free memory was 86.5MB in the beginning and 67.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:20:50,769 INFO L158 Benchmark]: CodeCheck took 12.37ms. Allocated memory is still 186.6MB. Free memory was 155.8MB in the beginning and 154.9MB in the end (delta: 983.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:50,772 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 0.35ms. Allocated memory is still 151.0MB. Free memory was 99.0MB in the beginning and 99.0MB in the end (delta: 73.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 654.83ms. Allocated memory is still 151.0MB. Free memory was 110.7MB in the beginning and 90.1MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 69.67ms. Allocated memory is still 151.0MB. Free memory was 90.1MB in the beginning and 88.1MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 30.06ms. Allocated memory is still 151.0MB. Free memory was 88.1MB in the beginning and 86.5MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 546.35ms. Allocated memory is still 151.0MB. Free memory was 86.5MB in the beginning and 67.5MB in the end (delta: 19.0MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 12.37ms. Allocated memory is still 186.6MB. Free memory was 155.8MB in the beginning and 154.9MB in the end (delta: 983.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 03:20:50,808 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:20:53,429 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:20:53,563 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2023-11-19 03:20:53,611 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:20:53,613 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:20:53,614 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:20:53,614 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:20:53,615 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:20:53,616 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:20:53,621 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:20:53,621 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:20:53,622 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-11-19 03:20:53,622 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-11-19 03:20:53,624 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-11-19 03:20:53,624 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:20:53,625 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 03:20:53,625 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 03:20:53,626 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 03:20:53,626 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:20:53,627 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:20:53,628 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:20:53,628 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:20:53,629 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:20:53,629 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:20:53,630 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:53,630 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:53,631 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:20:53,631 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:53,632 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:20:53,632 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:20:53,633 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 03:20:53,634 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 03:20:53,634 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 03:20:53,634 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 03:20:53,635 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_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8fab2e995569cc819974baee7d52d8d4bdabd2a2896c83fb3b8d07b44f394c5b [2023-11-19 03:20:54,025 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:20:54,055 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:20:54,058 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:20:54,065 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:20:54,066 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:20:54,067 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2023-11-19 03:20:57,338 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:20:57,694 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:20:57,694 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/sv-benchmarks/c/pthread-atomic/read_write_lock-1.i [2023-11-19 03:20:57,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/9ea315f24/b89cc6a5480f4e44b0f272c5501e4803/FLAG079ef68e8 [2023-11-19 03:20:57,727 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/data/9ea315f24/b89cc6a5480f4e44b0f272c5501e4803 [2023-11-19 03:20:57,730 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:20:57,731 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:20:57,733 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:57,733 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:20:57,738 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:20:57,739 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:57" (1/1) ... [2023-11-19 03:20:57,740 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@659589cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:57, skipping insertion in model container [2023-11-19 03:20:57,740 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:20:57" (1/1) ... [2023-11-19 03:20:57,785 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:20:58,057 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:58,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:58,316 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:20:58,344 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 03:20:58,387 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:20:58,468 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:58,468 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:58,468 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:20:58,476 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:20:58,477 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58 WrapperNode [2023-11-19 03:20:58,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:20:58,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:58,479 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:20:58,479 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:20:58,486 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,518 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,561 INFO L138 Inliner]: procedures = 178, calls = 47, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 117 [2023-11-19 03:20:58,561 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:20:58,562 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:20:58,562 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:20:58,562 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:20:58,571 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,572 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,586 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,586 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,594 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,608 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,610 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,612 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,616 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:20:58,616 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:20:58,617 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:20:58,617 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:20:58,618 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:20:58" (1/1) ... [2023-11-19 03:20:58,631 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:20:58,643 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:20:58,657 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:20:58,668 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:20:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 03:20:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 03:20:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:20:58,700 INFO L130 BoogieDeclarations]: Found specification of procedure reader [2023-11-19 03:20:58,700 INFO L138 BoogieDeclarations]: Found implementation of procedure reader [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 03:20:58,701 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:20:58,702 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:20:58,702 INFO L130 BoogieDeclarations]: Found specification of procedure writer [2023-11-19 03:20:58,702 INFO L138 BoogieDeclarations]: Found implementation of procedure writer [2023-11-19 03:20:58,703 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 03:20:58,852 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:20:58,854 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:20:59,187 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:20:59,265 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:20:59,265 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:20:59,269 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:59 BoogieIcfgContainer [2023-11-19 03:20:59,270 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:20:59,271 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:20:59,271 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:20:59,282 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:20:59,282 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:20:59" (1/1) ... [2023-11-19 03:20:59,283 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 03:20:59,288 INFO L158 Benchmark]: Toolchain (without parser) took 1555.65ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 53.6MB in the beginning and 79.6MB in the end (delta: -26.0MB). Peak memory consumption was 2.9MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,289 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.1MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:20:59,289 INFO L158 Benchmark]: CACSL2BoogieTranslator took 744.78ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 56.6MB in the end (delta: -3.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,290 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.83ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 54.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,291 INFO L158 Benchmark]: Boogie Preprocessor took 53.97ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,292 INFO L158 Benchmark]: RCFGBuilder took 653.53ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 52.6MB in the beginning and 80.7MB in the end (delta: -28.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,293 INFO L158 Benchmark]: CodeCheck took 15.27ms. Allocated memory is still 107.0MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:20:59,296 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 0.68ms. Allocated memory is still 79.7MB. Free memory was 55.1MB in the beginning and 55.1MB in the end (delta: 44.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 744.78ms. Allocated memory is still 79.7MB. Free memory was 53.6MB in the beginning and 56.6MB in the end (delta: -3.1MB). Peak memory consumption was 26.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.83ms. Allocated memory is still 79.7MB. Free memory was 56.6MB in the beginning and 54.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.97ms. Allocated memory is still 79.7MB. Free memory was 54.3MB in the beginning and 52.6MB in the end (delta: 1.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 653.53ms. Allocated memory was 79.7MB in the beginning and 107.0MB in the end (delta: 27.3MB). Free memory was 52.6MB in the beginning and 80.7MB in the end (delta: -28.1MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * CodeCheck took 15.27ms. Allocated memory is still 107.0MB. Free memory was 80.7MB in the beginning and 79.6MB in the end (delta: 1.1MB). 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 03:20:59,344 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7dc23532-9a4f-4ee5-a4ab-b87ccac83d78/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