./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-atomic/dekker.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/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_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:00,002 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:00,103 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 04:04:00,110 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:04:00,111 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:04:00,162 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:00,169 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:00,170 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:00,172 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:00,181 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:00,182 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:00,183 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:00,183 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:00,186 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:04:00,187 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:00,187 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:00,188 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:00,188 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:00,189 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:00,190 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:04:00,190 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:04:00,191 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:00,192 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:00,192 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:00,193 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:00,194 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:00,194 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:00,196 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:00,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:00,197 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:00,198 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:00,199 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:00,199 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:04:00,200 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:04:00,200 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:00,200 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_39d2d5b0-4183-447d-8c62-bf340e103641/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2023-11-19 04:04:00,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:00,625 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:00,629 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:00,632 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:00,633 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:00,635 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/dekker.i [2023-11-19 04:04:04,455 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:04,964 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:04,965 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/sv-benchmarks/c/pthread-atomic/dekker.i [2023-11-19 04:04:04,996 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/08a0a8f85/3e2a0882fe1e4596a14665949914ab7a/FLAG5538b5c06 [2023-11-19 04:04:05,108 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/08a0a8f85/3e2a0882fe1e4596a14665949914ab7a [2023-11-19 04:04:05,112 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:05,114 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:05,116 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:05,116 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:05,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:05,122 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,124 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@32a612b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05, skipping insertion in model container [2023-11-19 04:04:05,124 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,190 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:05,443 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:05,646 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:05,660 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:05,679 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:05,718 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:05,764 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:05,765 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:05,765 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:05,775 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:05,776 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05 WrapperNode [2023-11-19 04:04:05,776 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:05,778 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:05,778 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:05,779 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:05,789 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,836 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,873 INFO L138 Inliner]: procedures = 172, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 46 [2023-11-19 04:04:05,873 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:05,874 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:05,875 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:05,875 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:05,887 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,906 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,908 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,917 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,938 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,941 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,943 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,947 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:05,948 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:05,949 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:05,949 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:05,955 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:05" (1/1) ... [2023-11-19 04:04:05,962 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:05,978 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:05,995 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:06,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:06,053 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:04:06,053 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:04:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:04:06,054 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-19 04:04:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-19 04:04:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:04:06,055 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:04:06,055 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:04:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:04:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:04:06,056 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:06,057 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:04:06,057 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:04:06,060 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:06,060 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:06,062 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:04:06,224 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:06,227 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:06,460 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:06,472 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:06,473 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:04:06,478 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:06 BoogieIcfgContainer [2023-11-19 04:04:06,478 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:06,480 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:06,480 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:06,501 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:06,501 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:06" (1/1) ... [2023-11-19 04:04:06,503 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:04:06,509 INFO L158 Benchmark]: Toolchain (without parser) took 1394.05ms. Allocated memory is still 180.4MB. Free memory was 143.9MB in the beginning and 104.5MB in the end (delta: 39.5MB). Peak memory consumption was 39.8MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,510 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 130.0MB. Free memory was 77.3MB in the beginning and 77.1MB in the end (delta: 180.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,511 INFO L158 Benchmark]: CACSL2BoogieTranslator took 661.03ms. Allocated memory is still 180.4MB. Free memory was 143.9MB in the beginning and 123.3MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,513 INFO L158 Benchmark]: Boogie Procedure Inliner took 95.75ms. Allocated memory is still 180.4MB. Free memory was 123.3MB in the beginning and 121.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,514 INFO L158 Benchmark]: Boogie Preprocessor took 73.11ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,515 INFO L158 Benchmark]: RCFGBuilder took 530.12ms. Allocated memory is still 180.4MB. Free memory was 119.7MB in the beginning and 105.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:04:06,516 INFO L158 Benchmark]: CodeCheck took 27.06ms. Allocated memory is still 180.4MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:06,521 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 0.42ms. Allocated memory is still 130.0MB. Free memory was 77.3MB in the beginning and 77.1MB in the end (delta: 180.9kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 661.03ms. Allocated memory is still 180.4MB. Free memory was 143.9MB in the beginning and 123.3MB in the end (delta: 20.6MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 95.75ms. Allocated memory is still 180.4MB. Free memory was 123.3MB in the beginning and 121.7MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 73.11ms. Allocated memory is still 180.4MB. Free memory was 121.7MB in the beginning and 120.3MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 530.12ms. Allocated memory is still 180.4MB. Free memory was 119.7MB in the beginning and 105.6MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 27.06ms. Allocated memory is still 180.4MB. Free memory was 105.6MB in the beginning and 104.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:04:06,585 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/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_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/dekker.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:04:09,878 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:04:10,041 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-19 04:04:10,100 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:04:10,101 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:04:10,102 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:04:10,103 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:04:10,103 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:04:10,104 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:04:10,105 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:04:10,105 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:04:10,106 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:04:10,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:04:10,107 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:04:10,108 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:04:10,108 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:04:10,109 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:04:10,110 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:04:10,110 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 04:04:10,111 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:04:10,112 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 04:04:10,112 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:04:10,113 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:04:10,114 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:04:10,114 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:04:10,115 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:04:10,115 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:04:10,116 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:04:10,116 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:04:10,117 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:04:10,117 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:10,118 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:04:10,118 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:04:10,119 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:04:10,119 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:04:10,119 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:04:10,120 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:04:10,120 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:04:10,120 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:04:10,121 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_39d2d5b0-4183-447d-8c62-bf340e103641/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b6ef65da122b5f043dc58aac5c98a5417eca7613b00ec724ef2626b8a50d79f [2023-11-19 04:04:10,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:04:10,552 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:04:10,555 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:04:10,558 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:04:10,559 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:04:10,560 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-atomic/dekker.i [2023-11-19 04:04:14,407 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:04:14,898 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:04:14,899 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/sv-benchmarks/c/pthread-atomic/dekker.i [2023-11-19 04:04:14,920 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/5b13048e2/55cd631cb2c64133a9fb52c5108c2614/FLAG8a6e833d3 [2023-11-19 04:04:14,940 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/data/5b13048e2/55cd631cb2c64133a9fb52c5108c2614 [2023-11-19 04:04:14,943 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:04:14,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:04:14,947 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:14,947 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:04:14,954 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:04:14,955 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:14" (1/1) ... [2023-11-19 04:04:14,956 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5f7ce655 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:14, skipping insertion in model container [2023-11-19 04:04:14,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:04:14" (1/1) ... [2023-11-19 04:04:15,051 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:04:15,255 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:15,475 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:15,496 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:04:15,535 WARN L635 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2023-11-19 04:04:15,590 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:04:15,714 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:15,715 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:15,715 WARN L675 CHandler]: The function __builtin_bswap16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:04:15,726 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:04:15,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15 WrapperNode [2023-11-19 04:04:15,739 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:04:15,741 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:15,742 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:04:15,742 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:04:15,783 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,821 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,851 INFO L138 Inliner]: procedures = 175, calls = 62, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 47 [2023-11-19 04:04:15,852 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:04:15,854 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:04:15,854 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:04:15,855 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:04:15,868 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,868 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,887 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,900 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,913 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,927 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,931 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,948 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,953 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:04:15,954 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:04:15,954 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:04:15,955 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:04:15,956 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:04:15" (1/1) ... [2023-11-19 04:04:15,963 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:04:15,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:04:16,017 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:04:16,033 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:04:16,073 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 04:04:16,074 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 04:04:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-11-19 04:04:16,074 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2023-11-19 04:04:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2023-11-19 04:04:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2023-11-19 04:04:16,075 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2023-11-19 04:04:16,075 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:04:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:04:16,076 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:04:16,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:04:16,079 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:04:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:04:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:04:16,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:04:16,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:04:16,082 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-19 04:04:16,315 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:04:16,318 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:04:16,585 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:04:16,596 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:04:16,597 INFO L302 CfgBuilder]: Removed 4 assume(true) statements. [2023-11-19 04:04:16,602 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:16 BoogieIcfgContainer [2023-11-19 04:04:16,603 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:04:16,604 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:04:16,604 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:04:16,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:04:16,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:04:16" (1/1) ... [2023-11-19 04:04:16,619 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:174) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:359) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-19 04:04:16,625 INFO L158 Benchmark]: Toolchain (without parser) took 1679.19ms. Allocated memory is still 81.8MB. Free memory was 56.7MB in the beginning and 37.0MB in the end (delta: 19.7MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2023-11-19 04:04:16,626 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 81.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:16,628 INFO L158 Benchmark]: CACSL2BoogieTranslator took 792.94ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 57.1MB in the end (delta: -667.3kB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:16,629 INFO L158 Benchmark]: Boogie Procedure Inliner took 111.25ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 54.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:16,630 INFO L158 Benchmark]: Boogie Preprocessor took 99.09ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 53.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:04:16,631 INFO L158 Benchmark]: RCFGBuilder took 648.75ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 37.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:04:16,631 INFO L158 Benchmark]: CodeCheck took 19.09ms. Allocated memory is still 81.8MB. Free memory was 37.9MB in the beginning and 37.0MB in the end (delta: 878.9kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:04:16,636 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 0.39ms. Allocated memory is still 81.8MB. Free memory is still 57.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 792.94ms. Allocated memory is still 81.8MB. Free memory was 56.5MB in the beginning and 57.1MB in the end (delta: -667.3kB). Peak memory consumption was 24.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 111.25ms. Allocated memory is still 81.8MB. Free memory was 57.1MB in the beginning and 54.9MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 99.09ms. Allocated memory is still 81.8MB. Free memory was 54.9MB in the beginning and 53.0MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 648.75ms. Allocated memory is still 81.8MB. Free memory was 53.0MB in the beginning and 37.9MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 19.09ms. Allocated memory is still 81.8MB. Free memory was 37.9MB in the beginning and 37.0MB in the end (delta: 878.9kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:04:16,680 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_39d2d5b0-4183-447d-8c62-bf340e103641/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 Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported