./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9 --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 7ff9a02e3a4860dd4559a47ff1369af4fea93a232a0eb144fdecc9bc5971fe5b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:38:33,211 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:38:33,278 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-03 04:38:33,283 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 04:38:33,283 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 04:38:33,305 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:38:33,306 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:38:33,307 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:38:33,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:38:33,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:38:33,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:38:33,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:38:33,310 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:38:33,310 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 04:38:33,311 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:38:33,311 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:38:33,312 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:38:33,312 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:38:33,313 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:38:33,313 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:38:33,314 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:38:33,314 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:38:33,315 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:38:33,315 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:38:33,316 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:38:33,316 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:38:33,317 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:38:33,317 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:38:33,318 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:38:33,318 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:38:33,318 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 04:38:33,319 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 04:38:33,319 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:38:33,319 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_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ff9a02e3a4860dd4559a47ff1369af4fea93a232a0eb144fdecc9bc5971fe5b [2023-12-03 04:38:33,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:38:33,566 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:38:33,569 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:38:33,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:38:33,571 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:38:33,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i [2023-12-03 04:38:36,341 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:38:36,575 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:38:36,576 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i [2023-12-03 04:38:36,592 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/9bf6f45b8/0efa60b213df461db8f0076cb11c8b7c/FLAG653122f19 [2023-12-03 04:38:36,606 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/9bf6f45b8/0efa60b213df461db8f0076cb11c8b7c [2023-12-03 04:38:36,609 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:38:36,610 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:38:36,612 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:38:36,612 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:38:36,616 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:38:36,616 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:38:36" (1/1) ... [2023-12-03 04:38:36,618 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3b7b27ba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:36, skipping insertion in model container [2023-12-03 04:38:36,618 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:38:36" (1/1) ... [2023-12-03 04:38:36,663 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:38:36,804 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_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i[995,1008] [2023-12-03 04:38:36,996 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:38:37,007 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:38:37,016 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_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i[995,1008] [2023-12-03 04:38:37,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:38:37,094 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:38:37,094 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:38:37,100 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:38:37,101 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37 WrapperNode [2023-12-03 04:38:37,101 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:38:37,102 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:38:37,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:38:37,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:38:37,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,125 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,149 INFO L138 Inliner]: procedures = 176, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 136 [2023-12-03 04:38:37,150 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:38:37,150 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:38:37,151 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:38:37,151 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:38:37,158 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,158 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,162 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,162 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,172 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,175 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,178 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,180 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,185 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:38:37,186 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:38:37,186 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:38:37,186 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:38:37,187 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:37,192 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:38:37,202 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:38:37,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:38:37,219 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:38:37,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 04:38:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 04:38:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:38:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:38:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:38:37,250 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:38:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:38:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:38:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:38:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:38:37,251 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:38:37,251 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:38:37,252 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 04:38:37,252 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:38:37,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:38:37,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:38:37,254 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:38:37,407 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:38:37,410 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:38:37,760 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:38:37,991 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:38:37,992 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:38:37,993 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:38:37 BoogieIcfgContainer [2023-12-03 04:38:37,993 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:38:37,994 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:38:37,994 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:38:38,004 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:38:38,005 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:38:37" (1/1) ... [2023-12-03 04:38:38,005 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) [2023-12-03 04:38:38,010 INFO L158 Benchmark]: Toolchain (without parser) took 1398.17ms. Allocated memory is still 161.5MB. Free memory was 117.1MB in the beginning and 95.7MB in the end (delta: 21.3MB). Peak memory consumption was 22.2MB. Max. memory is 16.1GB. [2023-12-03 04:38:38,010 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 119.5MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:38:38,011 INFO L158 Benchmark]: CACSL2BoogieTranslator took 489.20ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 92.6MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-12-03 04:38:38,012 INFO L158 Benchmark]: Boogie Procedure Inliner took 48.25ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 90.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:38:38,012 INFO L158 Benchmark]: Boogie Preprocessor took 34.46ms. Allocated memory is still 161.5MB. Free memory was 90.3MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:38:38,013 INFO L158 Benchmark]: RCFGBuilder took 807.91ms. Allocated memory is still 161.5MB. Free memory was 88.2MB in the beginning and 96.6MB in the end (delta: -8.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-12-03 04:38:38,014 INFO L158 Benchmark]: CodeCheck took 13.48ms. Allocated memory is still 161.5MB. Free memory was 96.6MB in the beginning and 95.7MB in the end (delta: 846.4kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:38:38,017 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 0.28ms. Allocated memory is still 119.5MB. Free memory is still 74.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 489.20ms. Allocated memory is still 161.5MB. Free memory was 116.6MB in the beginning and 92.6MB in the end (delta: 24.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 48.25ms. Allocated memory is still 161.5MB. Free memory was 92.6MB in the beginning and 90.3MB in the end (delta: 2.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 34.46ms. Allocated memory is still 161.5MB. Free memory was 90.3MB in the beginning and 88.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 807.91ms. Allocated memory is still 161.5MB. Free memory was 88.2MB in the beginning and 96.6MB in the end (delta: -8.4MB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. * CodeCheck took 13.48ms. Allocated memory is still 161.5MB. Free memory was 96.6MB in the beginning and 95.7MB in the end (delta: 846.4kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:38:38,039 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9 --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 7ff9a02e3a4860dd4559a47ff1369af4fea93a232a0eb144fdecc9bc5971fe5b --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 04:38:40,010 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 04:38:40,079 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-12-03 04:38:40,109 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 04:38:40,110 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 04:38:40,110 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 04:38:40,111 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 04:38:40,112 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 04:38:40,112 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 04:38:40,113 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 04:38:40,113 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 04:38:40,114 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 04:38:40,114 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 04:38:40,115 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 04:38:40,115 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 04:38:40,116 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 04:38:40,116 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-12-03 04:38:40,117 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-12-03 04:38:40,117 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-12-03 04:38:40,117 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 04:38:40,118 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 04:38:40,123 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 04:38:40,123 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 04:38:40,124 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 04:38:40,124 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 04:38:40,124 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:38:40,125 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-12-03 04:38:40,125 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 04:38:40,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:38:40,126 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 04:38:40,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 04:38:40,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 04:38:40,127 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-12-03 04:38:40,127 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-12-03 04:38:40,127 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 04:38:40,127 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-12-03 04:38:40,128 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-12-03 04:38:40,128 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_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7ff9a02e3a4860dd4559a47ff1369af4fea93a232a0eb144fdecc9bc5971fe5b [2023-12-03 04:38:40,427 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 04:38:40,445 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 04:38:40,448 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 04:38:40,449 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 04:38:40,450 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 04:38:40,451 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i [2023-12-03 04:38:43,211 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 04:38:43,480 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 04:38:43,481 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i [2023-12-03 04:38:43,498 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/fa7a37239/788a244395484f88ab380cc9c21bbbed/FLAG40e599ea8 [2023-12-03 04:38:43,513 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/data/fa7a37239/788a244395484f88ab380cc9c21bbbed [2023-12-03 04:38:43,516 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 04:38:43,517 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 04:38:43,518 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 04:38:43,518 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 04:38:43,522 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 04:38:43,522 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:38:43" (1/1) ... [2023-12-03 04:38:43,523 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57cc9fcc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:43, skipping insertion in model container [2023-12-03 04:38:43,524 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 04:38:43" (1/1) ... [2023-12-03 04:38:43,579 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 04:38:43,745 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_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i[995,1008] [2023-12-03 04:38:43,939 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:38:43,955 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 04:38:43,968 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_7fd6df08-e70a-4598-946c-92e91fabe868/sv-benchmarks/c/pthread-wmm/safe014_power.oepc.i[995,1008] [2023-12-03 04:38:44,009 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 04:38:44,075 WARN L675 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:38:44,075 WARN L675 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-12-03 04:38:44,097 INFO L206 MainTranslator]: Completed translation [2023-12-03 04:38:44,097 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44 WrapperNode [2023-12-03 04:38:44,098 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 04:38:44,099 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 04:38:44,099 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 04:38:44,099 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 04:38:44,110 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,131 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,157 INFO L138 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 137 [2023-12-03 04:38:44,157 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 04:38:44,158 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 04:38:44,158 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 04:38:44,158 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 04:38:44,168 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,168 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,173 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,173 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,185 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,188 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,193 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,195 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 04:38:44,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 04:38:44,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 04:38:44,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 04:38:44,203 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 04:38:44" (1/1) ... [2023-12-03 04:38:44,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 04:38:44,222 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 04:38:44,234 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 04:38:44,237 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 04:38:44,270 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2023-12-03 04:38:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-12-03 04:38:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 04:38:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 04:38:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 04:38:44,271 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-12-03 04:38:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-12-03 04:38:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-12-03 04:38:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-12-03 04:38:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-12-03 04:38:44,272 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-12-03 04:38:44,272 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-12-03 04:38:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-12-03 04:38:44,273 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-12-03 04:38:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-12-03 04:38:44,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 04:38:44,274 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 04:38:44,275 WARN L213 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-12-03 04:38:44,447 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 04:38:44,449 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 04:38:44,837 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 04:38:45,088 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 04:38:45,089 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-03 04:38:45,090 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:38:45 BoogieIcfgContainer [2023-12-03 04:38:45,091 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 04:38:45,091 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 04:38:45,092 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 04:38:45,101 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 04:38:45,102 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 04:38:45" (1/1) ... [2023-12-03 04:38:45,102 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) [2023-12-03 04:38:45,107 INFO L158 Benchmark]: Toolchain (without parser) took 1588.56ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 62.8MB in the beginning and 63.5MB in the end (delta: -676.7kB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2023-12-03 04:38:45,107 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 88.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:38:45,108 INFO L158 Benchmark]: CACSL2BoogieTranslator took 579.80ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 62.4MB in the beginning and 107.1MB in the end (delta: -44.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2023-12-03 04:38:45,109 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.37ms. Allocated memory is still 134.2MB. Free memory was 107.1MB in the beginning and 104.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:38:45,110 INFO L158 Benchmark]: Boogie Preprocessor took 43.14ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 101.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 04:38:45,110 INFO L158 Benchmark]: RCFGBuilder took 888.86ms. Allocated memory is still 134.2MB. Free memory was 101.9MB in the beginning and 64.9MB in the end (delta: 37.0MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. [2023-12-03 04:38:45,111 INFO L158 Benchmark]: CodeCheck took 13.59ms. Allocated memory is still 134.2MB. Free memory was 64.1MB in the beginning and 63.5MB in the end (delta: 631.7kB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 04:38:45,115 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 0.22ms. Allocated memory is still 88.1MB. Free memory is still 64.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 579.80ms. Allocated memory was 88.1MB in the beginning and 134.2MB in the end (delta: 46.1MB). Free memory was 62.4MB in the beginning and 107.1MB in the end (delta: -44.7MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.37ms. Allocated memory is still 134.2MB. Free memory was 107.1MB in the beginning and 104.5MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 43.14ms. Allocated memory is still 134.2MB. Free memory was 104.5MB in the beginning and 101.9MB in the end (delta: 2.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 888.86ms. Allocated memory is still 134.2MB. Free memory was 101.9MB in the beginning and 64.9MB in the end (delta: 37.0MB). Peak memory consumption was 39.4MB. Max. memory is 16.1GB. * CodeCheck took 13.59ms. Allocated memory is still 134.2MB. Free memory was 64.1MB in the beginning and 63.5MB in the end (delta: 631.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-12-03 04:38:45,137 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7fd6df08-e70a-4598-946c-92e91fabe868/bin/ukojak-verify-Qdu7aM0XO9/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