./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 6b4ec56b 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:51:29,133 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:51:29,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:51:29,157 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:51:29,157 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:51:29,158 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:51:29,160 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:51:29,162 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:51:29,163 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:51:29,164 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:51:29,165 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:51:29,166 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:51:29,167 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:51:29,168 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:51:29,169 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:51:29,171 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:51:29,172 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:51:29,173 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:51:29,174 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:51:29,176 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:51:29,178 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:51:29,179 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:51:29,180 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:51:29,181 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:51:29,185 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:51:29,185 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:51:29,186 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:51:29,187 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:51:29,187 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:51:29,188 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:51:29,189 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:51:29,189 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:51:29,190 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:51:29,191 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:51:29,192 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:51:29,193 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:51:29,193 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:51:29,194 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:51:29,194 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:51:29,195 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:51:29,196 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:51:29,197 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Default.epf [2022-11-20 17:51:29,220 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:51:29,221 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:51:29,221 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:51:29,222 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:51:29,222 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:51:29,222 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:51:29,223 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:51:29,223 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:51:29,223 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:51:29,223 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:51:29,224 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:51:29,225 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:51:29,225 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:51:29,225 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:51:29,225 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:51:29,226 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:51:29,226 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:51:29,226 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:51:29,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:29,226 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:51:29,227 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:51:29,227 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:51:29,227 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-20 17:51:29,227 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 17:51:29,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:51:29,227 INFO L138 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2022-11-20 17:51:29,527 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:51:29,549 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:51:29,552 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:51:29,553 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:51:29,553 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:51:29,555 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2022-11-20 17:51:32,701 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:33,007 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:33,007 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2022-11-20 17:51:33,033 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/2cbd4de07/a4930336abc74ce0856070841e19139f/FLAG0d37f38bb [2022-11-20 17:51:33,047 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/2cbd4de07/a4930336abc74ce0856070841e19139f [2022-11-20 17:51:33,049 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:33,051 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:33,052 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:33,053 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:33,056 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:33,057 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,058 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76b06936 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33, skipping insertion in model container [2022-11-20 17:51:33,058 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,066 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:33,106 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:33,288 WARN L237 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2022-11-20 17:51:33,573 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:33,593 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:33,611 WARN L237 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2022-11-20 17:51:33,693 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:33,733 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:33,734 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33 WrapperNode [2022-11-20 17:51:33,734 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:33,735 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:33,735 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:33,736 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:33,744 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,765 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,788 INFO L138 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 131 [2022-11-20 17:51:33,789 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:33,789 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:33,790 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:33,790 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:33,802 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,806 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,811 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,813 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,832 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,834 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,837 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,839 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,843 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:33,844 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:33,844 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:33,844 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:33,845 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:33" (1/1) ... [2022-11-20 17:51:33,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:33,863 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:33,877 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:33,899 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 17:51:33,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:51:33,930 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:51:33,931 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:51:33,931 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:51:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:51:33,932 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 17:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:51:33,932 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:33,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:33,934 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:51:34,086 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:34,088 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:51:34,597 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:51:34,964 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:51:34,964 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:51:34,965 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2022-11-20 17:51:34,966 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:51:34,970 INFO L158 Benchmark]: Toolchain (without parser) took 1918.15ms. Allocated memory is still 184.5MB. Free memory was 141.3MB in the beginning and 113.4MB in the end (delta: 27.9MB). Peak memory consumption was 71.3MB. Max. memory is 16.1GB. [2022-11-20 17:51:34,971 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:51:34,972 INFO L158 Benchmark]: CACSL2BoogieTranslator took 682.19ms. Allocated memory is still 184.5MB. Free memory was 140.6MB in the beginning and 116.7MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2022-11-20 17:51:34,972 INFO L158 Benchmark]: Boogie Procedure Inliner took 53.70ms. Allocated memory is still 184.5MB. Free memory was 116.7MB in the beginning and 114.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:34,974 INFO L158 Benchmark]: Boogie Preprocessor took 53.83ms. Allocated memory is still 184.5MB. Free memory was 114.7MB in the beginning and 111.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:34,975 INFO L158 Benchmark]: RCFGBuilder took 1124.23ms. Allocated memory is still 184.5MB. Free memory was 111.9MB in the beginning and 113.4MB in the end (delta: -1.4MB). Peak memory consumption was 41.9MB. Max. memory is 16.1GB. [2022-11-20 17:51:34,980 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 146.8MB. Free memory is still 89.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 682.19ms. Allocated memory is still 184.5MB. Free memory was 140.6MB in the beginning and 116.7MB in the end (delta: 23.9MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 53.70ms. Allocated memory is still 184.5MB. Free memory was 116.7MB in the beginning and 114.7MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 53.83ms. Allocated memory is still 184.5MB. Free memory was 114.7MB in the beginning and 111.9MB in the end (delta: 2.8MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1124.23ms. Allocated memory is still 184.5MB. Free memory was 111.9MB in the beginning and 113.4MB in the end (delta: -1.4MB). Peak memory consumption was 41.9MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:51:35,009 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ --witnessprinter.witness.filename witness.graphml --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 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-6b4ec56 [2022-11-20 17:51:37,562 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 17:51:37,564 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 17:51:37,618 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 17:51:37,619 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 17:51:37,623 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 17:51:37,626 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 17:51:37,629 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 17:51:37,631 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 17:51:37,637 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 17:51:37,638 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 17:51:37,640 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 17:51:37,641 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 17:51:37,643 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 17:51:37,645 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 17:51:37,649 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 17:51:37,653 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 17:51:37,654 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 17:51:37,656 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 17:51:37,658 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 17:51:37,662 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 17:51:37,663 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 17:51:37,666 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 17:51:37,667 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 17:51:37,673 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 17:51:37,677 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 17:51:37,678 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 17:51:37,679 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 17:51:37,680 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 17:51:37,681 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 17:51:37,681 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 17:51:37,682 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 17:51:37,683 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 17:51:37,685 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 17:51:37,686 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 17:51:37,687 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 17:51:37,687 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 17:51:37,688 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 17:51:37,688 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 17:51:37,689 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 17:51:37,689 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 17:51:37,694 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/config/svcomp-Overflow-32bit-Kojak_Bitvector.epf [2022-11-20 17:51:37,734 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 17:51:37,734 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 17:51:37,735 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 17:51:37,735 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-20 17:51:37,736 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 17:51:37,736 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 17:51:37,736 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 17:51:37,737 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-20 17:51:37,737 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-20 17:51:37,737 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-20 17:51:37,738 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 17:51:37,738 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 17:51:37,738 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 17:51:37,738 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-20 17:51:37,739 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 17:51:37,740 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 17:51:37,740 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 17:51:37,740 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-20 17:51:37,741 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-20 17:51:37,741 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 17:51:37,741 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:37,741 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 17:51:37,741 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 17:51:37,742 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 17:51:37,742 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-20 17:51:37,742 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-20 17:51:37,742 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 17:51:37,742 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-20 17:51:37,743 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-20 17:51:37,743 INFO L138 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 697ff70a4856546a25a8cc2eb04fc80299855e02086960ffcc9a4790310db5da [2022-11-20 17:51:38,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 17:51:38,177 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 17:51:38,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 17:51:38,182 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 17:51:38,182 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 17:51:38,184 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/../../sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2022-11-20 17:51:41,413 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 17:51:41,714 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 17:51:41,735 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i [2022-11-20 17:51:41,761 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/93ec3ec57/372891e4fcae465198a86c61686f5268/FLAG89b4d6acf [2022-11-20 17:51:41,784 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/data/93ec3ec57/372891e4fcae465198a86c61686f5268 [2022-11-20 17:51:41,788 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 17:51:41,789 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 17:51:41,792 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:41,792 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 17:51:41,795 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 17:51:41,796 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:41" (1/1) ... [2022-11-20 17:51:41,797 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a599aff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:41, skipping insertion in model container [2022-11-20 17:51:41,797 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 05:51:41" (1/1) ... [2022-11-20 17:51:41,805 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 17:51:41,872 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 17:51:42,021 WARN L237 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2022-11-20 17:51:42,300 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:42,324 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 17:51:42,342 WARN L237 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_d4b7fd6a-f64f-4477-b8d3-75d88051660b/sv-benchmarks/c/pthread-wmm/safe012_power.opt.i[951,964] [2022-11-20 17:51:42,423 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 17:51:42,508 INFO L208 MainTranslator]: Completed translation [2022-11-20 17:51:42,508 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42 WrapperNode [2022-11-20 17:51:42,509 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 17:51:42,510 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:42,510 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 17:51:42,510 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 17:51:42,517 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,550 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,594 INFO L138 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 132 [2022-11-20 17:51:42,594 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 17:51:42,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 17:51:42,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 17:51:42,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 17:51:42,605 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,605 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,620 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,620 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,629 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,648 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,650 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,652 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,656 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 17:51:42,657 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 17:51:42,657 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 17:51:42,657 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 17:51:42,658 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 05:51:42" (1/1) ... [2022-11-20 17:51:42,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-20 17:51:42,693 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 [2022-11-20 17:51:42,713 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-20 17:51:42,733 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-20 17:51:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2022-11-20 17:51:42,762 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 17:51:42,762 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2022-11-20 17:51:42,763 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-20 17:51:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-20 17:51:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2022-11-20 17:51:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2022-11-20 17:51:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2022-11-20 17:51:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2022-11-20 17:51:42,764 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2022-11-20 17:51:42,764 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2022-11-20 17:51:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2022-11-20 17:51:42,765 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 17:51:42,765 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 17:51:42,767 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-20 17:51:42,940 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 17:51:42,942 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 17:51:43,601 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 17:51:43,981 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 17:51:43,982 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-20 17:51:43,983 ERROR L334 CfgBuilder]: Unexpected successor node of atomic block begin: L784 is neither atomic block end nor a sink node. [2022-11-20 17:51:43,984 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:303) 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:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) 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) [2022-11-20 17:51:43,990 INFO L158 Benchmark]: Toolchain (without parser) took 2200.03ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 54.1MB in the beginning and 62.3MB in the end (delta: -8.3MB). Peak memory consumption was 39.9MB. Max. memory is 16.1GB. [2022-11-20 17:51:43,991 INFO L158 Benchmark]: CDTParser took 0.27ms. Allocated memory is still 77.6MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 17:51:43,991 INFO L158 Benchmark]: CACSL2BoogieTranslator took 717.36ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:43,992 INFO L158 Benchmark]: Boogie Procedure Inliner took 84.41ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 50.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:43,993 INFO L158 Benchmark]: Boogie Preprocessor took 61.09ms. Allocated memory is still 77.6MB. Free memory was 50.2MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-20 17:51:43,994 INFO L158 Benchmark]: RCFGBuilder took 1330.89ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 62.3MB in the end (delta: -14.9MB). Peak memory consumption was 33.8MB. Max. memory is 16.1GB. [2022-11-20 17:51:44,002 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27ms. Allocated memory is still 77.6MB. Free memory is still 55.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 717.36ms. Allocated memory is still 77.6MB. Free memory was 53.9MB in the beginning and 52.5MB in the end (delta: 1.3MB). Peak memory consumption was 27.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 84.41ms. Allocated memory is still 77.6MB. Free memory was 52.5MB in the beginning and 50.2MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.09ms. Allocated memory is still 77.6MB. Free memory was 50.2MB in the beginning and 47.5MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1330.89ms. Allocated memory was 77.6MB in the beginning and 96.5MB in the end (delta: 18.9MB). Free memory was 47.5MB in the beginning and 62.3MB in the end (delta: -14.9MB). Peak memory consumption was 33.8MB. 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:303) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-20 17:51:44,040 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4b7fd6a-f64f-4477-b8d3-75d88051660b/bin/ukojak-pZX7IvK2PQ/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?