./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:02,693 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:02,802 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 04:07:02,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:07:02,808 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:07:02,830 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:02,831 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:02,832 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:02,833 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:02,833 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:02,834 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:02,835 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:02,835 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:02,836 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:07:02,836 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:02,837 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:02,838 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:02,838 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:02,839 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:02,840 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:02,840 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:02,841 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:02,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:02,842 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:02,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:02,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:02,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:02,844 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:02,845 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:02,845 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:02,846 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:07:02,846 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:07:02,847 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:02,847 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_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-19 04:07:03,129 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:03,162 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:03,164 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:03,166 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:03,166 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:03,167 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-19 04:07:06,285 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:06,582 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:06,582 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-19 04:07:06,621 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/89acf252a/82b20ca50c3e4e029c61b6ef28ae4424/FLAGb544bcb05 [2023-11-19 04:07:06,641 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/89acf252a/82b20ca50c3e4e029c61b6ef28ae4424 [2023-11-19 04:07:06,644 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:06,646 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:06,647 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:06,648 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:06,653 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:06,654 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:06" (1/1) ... [2023-11-19 04:07:06,655 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38f5a2fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:06, skipping insertion in model container [2023-11-19 04:07:06,656 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:06" (1/1) ... [2023-11-19 04:07:06,714 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:06,939 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i[945,958] [2023-11-19 04:07:07,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:07,192 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:07,210 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i[945,958] [2023-11-19 04:07:07,255 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:07,297 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:07,297 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:07,306 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:07,306 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07 WrapperNode [2023-11-19 04:07:07,307 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:07,308 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:07,309 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:07,309 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:07,317 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,358 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,402 INFO L138 Inliner]: procedures = 176, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 69 [2023-11-19 04:07:07,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:07,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:07,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:07,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:07,429 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,441 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,441 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,456 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,458 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,461 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,462 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,466 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:07,467 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:07,481 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:07,482 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:07,483 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:07" (1/1) ... [2023-11-19 04:07:07,504 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:07,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:07,545 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:07,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:07:07,599 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:07,600 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:07,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:07:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:07:07,602 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:07:07,602 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:07:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:07:07,603 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:07:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:07:07,603 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:07,604 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:07,604 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:07,606 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 04:07:07,814 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:07,819 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:07,996 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:08,005 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:08,005 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:08,009 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:08 BoogieIcfgContainer [2023-11-19 04:07:08,009 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:08,010 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:08,010 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:08,029 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:08,030 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:08" (1/1) ... [2023-11-19 04:07:08,031 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 04:07:08,037 INFO L158 Benchmark]: Toolchain (without parser) took 1389.73ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 122.4MB in the end (delta: 10.2MB). Peak memory consumption was 8.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:08,038 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 111.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:08,040 INFO L158 Benchmark]: CACSL2BoogieTranslator took 660.20ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 111.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-19 04:07:08,040 INFO L158 Benchmark]: Boogie Procedure Inliner took 94.83ms. Allocated memory is still 167.8MB. Free memory was 111.7MB in the beginning and 139.2MB in the end (delta: -27.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 04:07:08,042 INFO L158 Benchmark]: Boogie Preprocessor took 62.09ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 138.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:08,043 INFO L158 Benchmark]: RCFGBuilder took 542.87ms. Allocated memory is still 167.8MB. Free memory was 138.0MB in the beginning and 123.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-19 04:07:08,044 INFO L158 Benchmark]: CodeCheck took 24.43ms. Allocated memory is still 167.8MB. Free memory was 123.5MB in the beginning and 122.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:08,049 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 0.30ms. Allocated memory is still 111.1MB. Free memory is still 85.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 660.20ms. Allocated memory is still 167.8MB. Free memory was 132.6MB in the beginning and 111.7MB in the end (delta: 21.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 94.83ms. Allocated memory is still 167.8MB. Free memory was 111.7MB in the beginning and 139.2MB in the end (delta: -27.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 62.09ms. Allocated memory is still 167.8MB. Free memory was 139.2MB in the beginning and 138.0MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 542.87ms. Allocated memory is still 167.8MB. Free memory was 138.0MB in the beginning and 123.5MB in the end (delta: 14.5MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 24.43ms. Allocated memory is still 167.8MB. Free memory was 123.5MB in the beginning and 122.4MB 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 04:07:08,088 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe031_tso.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:07:11,007 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:07:11,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-19 04:07:11,230 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:07:11,231 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:07:11,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:07:11,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:07:11,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:07:11,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:07:11,241 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:07:11,242 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 04:07:11,242 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 04:07:11,243 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:07:11,245 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:07:11,246 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:07:11,247 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:07:11,247 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-19 04:07:11,248 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-19 04:07:11,248 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-19 04:07:11,249 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 04:07:11,249 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:07:11,250 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:07:11,251 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:07:11,251 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:07:11,252 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:07:11,252 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:11,253 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:11,253 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:07:11,254 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:11,255 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:07:11,256 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:07:11,257 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:07:11,257 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-19 04:07:11,258 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-19 04:07:11,258 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:07:11,259 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-19 04:07:11,259 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-19 04:07:11,259 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_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26b6897a83c9df9076ea7ea4c612ce46453382fa627c0d6af54da2d169befd96 [2023-11-19 04:07:11,707 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:07:11,741 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:07:11,744 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:07:11,746 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:07:11,747 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:07:11,749 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-19 04:07:14,861 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:07:15,252 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:07:15,252 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i [2023-11-19 04:07:15,268 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/dbd30de97/9231e58cf7754784a189be8a0d7d66c8/FLAG10ba51328 [2023-11-19 04:07:15,284 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/data/dbd30de97/9231e58cf7754784a189be8a0d7d66c8 [2023-11-19 04:07:15,287 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:07:15,288 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:07:15,290 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:15,290 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:07:15,296 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:07:15,296 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:15" (1/1) ... [2023-11-19 04:07:15,298 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4446028a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:15, skipping insertion in model container [2023-11-19 04:07:15,298 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:07:15" (1/1) ... [2023-11-19 04:07:15,372 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:07:15,565 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i[945,958] [2023-11-19 04:07:15,875 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:15,894 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:07:15,909 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/sv-benchmarks/c/pthread-wmm/safe031_tso.i[945,958] [2023-11-19 04:07:15,968 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:07:16,012 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:16,012 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:07:16,020 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:07:16,021 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16 WrapperNode [2023-11-19 04:07:16,021 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:07:16,022 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:16,023 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:07:16,023 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:07:16,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,056 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,092 INFO L138 Inliner]: procedures = 179, calls = 55, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 70 [2023-11-19 04:07:16,093 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:07:16,094 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:07:16,095 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:07:16,095 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:07:16,105 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,105 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,120 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,134 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,143 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,157 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,160 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,162 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,171 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:07:16,172 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:07:16,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:07:16,173 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:07:16,174 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:07:16,207 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:07:16,224 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:07:16,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:07:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-19 04:07:16,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:07:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:07:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:07:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-19 04:07:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-19 04:07:16,272 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-19 04:07:16,272 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-19 04:07:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-19 04:07:16,273 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-19 04:07:16,273 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-19 04:07:16,273 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-19 04:07:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-19 04:07:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:07:16,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:07:16,277 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 04:07:16,463 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:07:16,466 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:07:16,754 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:07:16,763 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:07:16,763 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 04:07:16,767 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:16 BoogieIcfgContainer [2023-11-19 04:07:16,768 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:07:16,768 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:07:16,769 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:07:16,780 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:07:16,780 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:07:16" (1/1) ... [2023-11-19 04:07:16,781 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 04:07:16,785 INFO L158 Benchmark]: Toolchain (without parser) took 1495.97ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.7MB in the beginning and 55.4MB in the end (delta: -13.7MB). Peak memory consumption was 1.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:16,786 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:16,787 INFO L158 Benchmark]: CACSL2BoogieTranslator took 731.68ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 50.5MB in the end (delta: -8.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. [2023-11-19 04:07:16,787 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.88ms. Allocated memory is still 81.8MB. Free memory was 50.5MB in the beginning and 48.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:16,788 INFO L158 Benchmark]: Boogie Preprocessor took 77.53ms. Allocated memory is still 81.8MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 04:07:16,789 INFO L158 Benchmark]: RCFGBuilder took 595.29ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 56.7MB in the end (delta: -10.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. [2023-11-19 04:07:16,789 INFO L158 Benchmark]: CodeCheck took 14.93ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 55.4MB in the end (delta: 826.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 04:07:16,793 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 0.24ms. Allocated memory is still 67.1MB. Free memory is still 42.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 731.68ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 41.5MB in the beginning and 50.5MB in the end (delta: -8.9MB). Peak memory consumption was 13.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.88ms. Allocated memory is still 81.8MB. Free memory was 50.5MB in the beginning and 48.1MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 77.53ms. Allocated memory is still 81.8MB. Free memory was 48.1MB in the beginning and 46.4MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 595.29ms. Allocated memory is still 81.8MB. Free memory was 46.4MB in the beginning and 56.7MB in the end (delta: -10.3MB). Peak memory consumption was 16.9MB. Max. memory is 16.1GB. * CodeCheck took 14.93ms. Allocated memory is still 81.8MB. Free memory was 56.2MB in the beginning and 55.4MB in the end (delta: 826.6kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-19 04:07:16,833 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7c780f18-14cd-46c8-aa91-5ea7b52492a0/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