./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:40,075 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:40,182 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:49:40,187 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:49:40,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:49:40,222 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:40,223 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:40,224 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:40,225 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:40,232 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:40,233 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:40,234 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:40,234 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:40,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:49:40,236 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:40,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:40,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:40,238 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:40,238 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:40,238 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:40,239 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:40,239 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:40,240 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:40,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:40,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:40,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:40,242 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:40,242 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:40,243 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:40,243 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:40,243 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:40,244 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:49:40,244 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:49:40,244 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:40,245 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_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2023-11-11 23:49:40,496 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:40,525 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:40,528 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:40,530 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:40,530 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:40,532 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2023-11-11 23:49:43,754 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:44,057 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:44,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2023-11-11 23:49:44,083 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/fdd8445e0/00f121329eef4f359943ccf48db71462/FLAGdc3329c7e [2023-11-11 23:49:44,102 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/fdd8445e0/00f121329eef4f359943ccf48db71462 [2023-11-11 23:49:44,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:44,113 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:44,115 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:44,115 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:44,121 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:44,126 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,129 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@33dc79b8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44, skipping insertion in model container [2023-11-11 23:49:44,130 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,211 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:44,681 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:44,693 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:44,758 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:44,805 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:44,805 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:44,813 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:44,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44 WrapperNode [2023-11-11 23:49:44,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:44,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:44,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:44,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:44,825 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,870 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,933 INFO L138 Inliner]: procedures = 177, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 129 [2023-11-11 23:49:44,935 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:44,936 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:44,936 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:44,937 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:44,947 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,948 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,965 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,969 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,981 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:44,997 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:45,005 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:45,007 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:45,012 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:45,013 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:45,013 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:45,013 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:45,014 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:44" (1/1) ... [2023-11-11 23:49:45,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:45,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:45,052 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:45,095 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:45,123 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:49:45,124 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:49:45,124 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:49:45,125 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:49:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:45,126 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:49:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:49:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:49:45,127 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:49:45,127 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:49:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:49:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:49:45,128 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:49:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:49:45,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:49:45,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:45,129 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:45,132 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:45,298 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:45,300 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:45,811 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:46,010 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:46,010 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:49:46,012 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L776 is neither atomic block end nor a sink node. [2023-11-11 23:49:46,013 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2023-11-11 23:49:46,019 INFO L158 Benchmark]: Toolchain (without parser) took 1904.62ms. Allocated memory is still 169.9MB. Free memory was 121.4MB in the beginning and 117.8MB in the end (delta: 3.6MB). Peak memory consumption was 60.8MB. Max. memory is 16.1GB. [2023-11-11 23:49:46,020 INFO L158 Benchmark]: CDTParser took 0.73ms. Allocated memory is still 134.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:46,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 699.42ms. Allocated memory is still 169.9MB. Free memory was 120.9MB in the beginning and 96.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:46,022 INFO L158 Benchmark]: Boogie Procedure Inliner took 120.05ms. Allocated memory is still 169.9MB. Free memory was 96.7MB in the beginning and 94.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:46,023 INFO L158 Benchmark]: Boogie Preprocessor took 75.92ms. Allocated memory is still 169.9MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:46,024 INFO L158 Benchmark]: RCFGBuilder took 1003.82ms. Allocated memory is still 169.9MB. Free memory was 92.0MB in the beginning and 117.8MB in the end (delta: -25.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2023-11-11 23:49:46,027 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.73ms. Allocated memory is still 134.2MB. Free memory is still 81.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 699.42ms. Allocated memory is still 169.9MB. Free memory was 120.9MB in the beginning and 96.7MB in the end (delta: 24.1MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 120.05ms. Allocated memory is still 169.9MB. Free memory was 96.7MB in the beginning and 94.1MB in the end (delta: 2.6MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.92ms. Allocated memory is still 169.9MB. Free memory was 94.1MB in the beginning and 92.0MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1003.82ms. Allocated memory is still 169.9MB. Free memory was 92.0MB in the beginning and 117.8MB in the end (delta: -25.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:46,050 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:49:48,769 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:49:48,897 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2023-11-11 23:49:48,944 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:49:48,945 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:49:48,946 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:49:48,947 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:49:48,947 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:49:48,949 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:49:48,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:49:48,954 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:49:48,954 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:49:48,955 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:49:48,956 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:49:48,957 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:49:48,957 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:49:48,958 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-11 23:49:48,958 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-11 23:49:48,958 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:49:48,960 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-11 23:49:48,960 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:49:48,961 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:49:48,961 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:49:48,961 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:49:48,962 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:49:48,962 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:49:48,963 INFO L153 SettingsManager]: * Theory for external solver=AUFBV [2023-11-11 23:49:48,963 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:48,964 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:48,964 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:49:48,965 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:48,966 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:49:48,966 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:49:48,966 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:49:48,967 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-11 23:49:48,967 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-11 23:49:48,967 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:49:48,967 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-11 23:49:48,968 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-11 23:49:48,969 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_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3bc57c42fd552df471a50a3f823d776d12ae5a02a1da1686aaab749af4f270bf [2023-11-11 23:49:49,380 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:49:49,410 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:49:49,413 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:49:49,415 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:49:49,416 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:49:49,417 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2023-11-11 23:49:52,574 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:49:52,969 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:49:52,970 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/sv-benchmarks/c/pthread-wmm/mix018_tso.oepc.i [2023-11-11 23:49:52,987 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/6c28a7ec6/99cd413874f344239fac55a1343c8837/FLAG4302d73a4 [2023-11-11 23:49:53,004 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/data/6c28a7ec6/99cd413874f344239fac55a1343c8837 [2023-11-11 23:49:53,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:49:53,009 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:49:53,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:53,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:49:53,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:49:53,016 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1444db76 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53, skipping insertion in model container [2023-11-11 23:49:53,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:53,106 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:49:53,742 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,761 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:49:53,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:49:53,929 WARN L672 CHandler]: The function __VERIFIER_atomic_begin is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:53,929 WARN L672 CHandler]: The function __VERIFIER_atomic_end is called, but not defined or handled by StandardFunctionHandler. [2023-11-11 23:49:53,938 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:49:53,939 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53 WrapperNode [2023-11-11 23:49:53,939 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:49:53,940 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:53,940 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:49:53,941 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:49:53,950 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,001 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,059 INFO L138 Inliner]: procedures = 180, calls = 70, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 130 [2023-11-11 23:49:54,061 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:49:54,062 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:49:54,064 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:49:54,064 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:49:54,072 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,072 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,080 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,115 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,117 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,122 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,137 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:49:54,144 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:49:54,144 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:49:54,144 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:49:54,145 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:49:53" (1/1) ... [2023-11-11 23:49:54,165 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:49:54,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:49:54,216 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:49:54,251 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:49:54,283 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-11 23:49:54,287 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-11 23:49:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2023-11-11 23:49:54,287 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:49:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:49:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:49:54,288 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2023-11-11 23:49:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-11 23:49:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2023-11-11 23:49:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2023-11-11 23:49:54,289 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2023-11-11 23:49:54,289 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2023-11-11 23:49:54,290 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2023-11-11 23:49:54,290 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2023-11-11 23:49:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2023-11-11 23:49:54,291 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2023-11-11 23:49:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2023-11-11 23:49:54,291 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:49:54,292 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:49:54,293 WARN L210 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement [2023-11-11 23:49:54,527 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:49:54,536 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:49:55,153 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:49:55,389 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:49:55,389 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-11 23:49:55,391 ERROR L336 CfgBuilder]: Unexpected successor node of atomic block begin: L776 is neither atomic block end nor a sink node. [2023-11-11 23:49:55,392 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) 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) [2023-11-11 23:49:55,399 INFO L158 Benchmark]: Toolchain (without parser) took 2388.86ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.6MB in the beginning and 43.3MB in the end (delta: -1.7MB). Peak memory consumption was 30.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,400 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-11 23:49:55,401 INFO L158 Benchmark]: CACSL2BoogieTranslator took 929.13ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.3MB in the beginning and 48.7MB in the end (delta: -7.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,403 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.27ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 45.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,404 INFO L158 Benchmark]: Boogie Preprocessor took 80.71ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 43.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,405 INFO L158 Benchmark]: RCFGBuilder took 1253.05ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 176.2kB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. [2023-11-11 23:49:55,415 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 67.1MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 929.13ms. Allocated memory was 67.1MB in the beginning and 83.9MB in the end (delta: 16.8MB). Free memory was 41.3MB in the beginning and 48.7MB in the end (delta: -7.4MB). Peak memory consumption was 16.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.27ms. Allocated memory is still 83.9MB. Free memory was 48.7MB in the beginning and 45.9MB in the end (delta: 2.8MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 80.71ms. Allocated memory is still 83.9MB. Free memory was 45.9MB in the beginning and 43.4MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1253.05ms. Allocated memory is still 83.9MB. Free memory was 43.4MB in the beginning and 43.3MB in the end (delta: 176.2kB). Peak memory consumption was 14.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block? de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?: de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:305) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2023-11-11 23:49:55,449 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b96a93b6-a76d-4cd7-afbe-c3b063f28645/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Large block encoding incomplete: Is there illegal control flow (e.g. loops) within an atomic block?