./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:24:03,000 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:24:03,003 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:24:03,049 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:24:03,056 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:24:03,058 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:24:03,060 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:24:03,063 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:24:03,068 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:24:03,072 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:24:03,074 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:24:03,077 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:24:03,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:24:03,083 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:24:03,085 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:24:03,088 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:24:03,092 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:24:03,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:24:03,102 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:24:03,105 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:24:03,113 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:24:03,115 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:24:03,117 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:24:03,118 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:24:03,123 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:24:03,129 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:24:03,130 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:24:03,131 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:24:03,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:24:03,135 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:24:03,136 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:24:03,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:24:03,139 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:24:03,140 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:24:03,142 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:24:03,143 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:24:03,144 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:24:03,144 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:24:03,144 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:24:03,146 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:24:03,147 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:24:03,148 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-22 23:24:03,194 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:24:03,197 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:24:03,199 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:24:03,199 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:24:03,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:24:03,201 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:24:03,201 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:24:03,201 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:24:03,208 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-22 23:24:03,208 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:24:03,209 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:24:03,210 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:24:03,210 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:24:03,210 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:24:03,210 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:24:03,211 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:24:03,211 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:24:03,211 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:24:03,211 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:24:03,212 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:24:03,212 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:24:03,212 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:03,213 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:24:03,213 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:24:03,213 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:24:03,214 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-22 23:24:03,214 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-22 23:24:03,214 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:24:03,214 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2021-11-22 23:24:03,513 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:24:03,536 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:24:03,539 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:24:03,541 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:24:03,542 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:24:03,543 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2021-11-22 23:24:03,617 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/fc4f6c298/776de85bbcfd485d8f94658bb7794614/FLAG7a8f40a6a [2021-11-22 23:24:04,255 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:24:04,255 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2021-11-22 23:24:04,272 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/fc4f6c298/776de85bbcfd485d8f94658bb7794614/FLAG7a8f40a6a [2021-11-22 23:24:04,477 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/fc4f6c298/776de85bbcfd485d8f94658bb7794614 [2021-11-22 23:24:04,480 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:24:04,481 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:24:04,484 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:04,484 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:24:04,488 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:24:04,488 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,490 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2260445a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:04, skipping insertion in model container [2021-11-22 23:24:04,490 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:04" (1/1) ... [2021-11-22 23:24:04,498 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:24:04,575 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:24:04,731 WARN L230 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2021-11-22 23:24:05,046 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:05,057 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:24:05,071 WARN L230 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2021-11-22 23:24:05,152 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:05,195 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:24:05,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05 WrapperNode [2021-11-22 23:24:05,196 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:05,197 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:05,197 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:24:05,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:24:05,205 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,230 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,260 INFO L137 Inliner]: procedures = 176, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 145 [2021-11-22 23:24:05,261 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:05,262 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:24:05,262 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:24:05,262 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:24:05,272 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,272 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,281 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,301 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,309 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,314 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,321 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:24:05,322 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:24:05,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:24:05,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:24:05,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:05" (1/1) ... [2021-11-22 23:24:05,332 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:05,347 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:24:05,403 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:24:05,454 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:24:05,497 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-22 23:24:05,497 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:24:05,498 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:24:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-22 23:24:05,499 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:24:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:24:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:24:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:24:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:24:05,500 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:24:05,500 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:24:05,501 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:24:05,501 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:24:05,501 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:24:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-22 23:24:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:24:05,502 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:24:05,503 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:24:05,505 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:24:05,702 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:24:05,704 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:24:06,531 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:24:07,083 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:24:07,083 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:24:07,084 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L765 is neither atomic block end nor a sink node. [2021-11-22 23:24:07,086 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:304) 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) [2021-11-22 23:24:07,096 INFO L158 Benchmark]: Toolchain (without parser) took 2612.41ms. Allocated memory is still 100.7MB. Free memory was 79.1MB in the beginning and 37.1MB in the end (delta: 41.9MB). Peak memory consumption was 54.2MB. Max. memory is 16.1GB. [2021-11-22 23:24:07,097 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-22 23:24:07,098 INFO L158 Benchmark]: CACSL2BoogieTranslator took 712.80ms. Allocated memory is still 100.7MB. Free memory was 78.8MB in the beginning and 54.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2021-11-22 23:24:07,100 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.08ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 52.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:24:07,101 INFO L158 Benchmark]: Boogie Preprocessor took 59.66ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 49.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:24:07,102 INFO L158 Benchmark]: RCFGBuilder took 1770.71ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 37.1MB in the end (delta: 12.2MB). Peak memory consumption was 24.8MB. Max. memory is 16.1GB. [2021-11-22 23:24:07,111 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 81.8MB. Free memory was 55.8MB in the beginning and 55.7MB in the end (delta: 44.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 712.80ms. Allocated memory is still 100.7MB. Free memory was 78.8MB in the beginning and 54.7MB in the end (delta: 24.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.08ms. Allocated memory is still 100.7MB. Free memory was 54.7MB in the beginning and 52.0MB in the end (delta: 2.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 59.66ms. Allocated memory is still 100.7MB. Free memory was 52.0MB in the beginning and 49.6MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 1770.71ms. Allocated memory is still 100.7MB. Free memory was 49.3MB in the beginning and 37.1MB in the end (delta: 12.2MB). Peak memory consumption was 24.8MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:24:07,166 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/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/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-22 23:24:09,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-22 23:24:09,850 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-22 23:24:09,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-22 23:24:09,885 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-22 23:24:09,887 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-22 23:24:09,889 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-22 23:24:09,891 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-22 23:24:09,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-22 23:24:09,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-22 23:24:09,897 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-22 23:24:09,899 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-22 23:24:09,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-22 23:24:09,904 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-22 23:24:09,906 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-22 23:24:09,910 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-22 23:24:09,913 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-22 23:24:09,920 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-22 23:24:09,922 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-22 23:24:09,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-22 23:24:09,927 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-22 23:24:09,930 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-22 23:24:09,936 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-22 23:24:09,939 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-22 23:24:09,954 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-22 23:24:09,954 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-22 23:24:09,955 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-22 23:24:09,956 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-22 23:24:09,957 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-22 23:24:09,960 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-22 23:24:09,961 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-22 23:24:09,962 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-22 23:24:09,964 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-22 23:24:09,965 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-22 23:24:09,967 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-22 23:24:09,968 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-22 23:24:09,969 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-22 23:24:09,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-22 23:24:09,972 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-22 23:24:09,973 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-22 23:24:09,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-22 23:24:09,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-22 23:24:10,019 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-22 23:24:10,020 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-22 23:24:10,021 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-22 23:24:10,022 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-22 23:24:10,023 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-22 23:24:10,024 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-22 23:24:10,024 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-22 23:24:10,024 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-22 23:24:10,025 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-22 23:24:10,025 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-22 23:24:10,026 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-22 23:24:10,026 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-22 23:24:10,027 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-22 23:24:10,027 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-22 23:24:10,027 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-22 23:24:10,027 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-22 23:24:10,027 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-22 23:24:10,028 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-22 23:24:10,028 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-22 23:24:10,028 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-22 23:24:10,028 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-22 23:24:10,029 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-22 23:24:10,029 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-22 23:24:10,029 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:10,030 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-22 23:24:10,030 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-22 23:24:10,030 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-22 23:24:10,030 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-22 23:24:10,030 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-22 23:24:10,031 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-22 23:24:10,031 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-22 23:24:10,031 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-22 23:24:10,032 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be536b3b382c4e63adbabc11deb06983f35dbd290b78e0d42f1a068990873986 [2021-11-22 23:24:10,546 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-22 23:24:10,572 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-22 23:24:10,575 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-22 23:24:10,577 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-22 23:24:10,578 INFO L275 PluginConnector]: CDTParser initialized [2021-11-22 23:24:10,580 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2021-11-22 23:24:10,654 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/b30f17352/c5292e13c0cf48198edb8f79902706c2/FLAG1bbf3d26a [2021-11-22 23:24:11,286 INFO L306 CDTParser]: Found 1 translation units. [2021-11-22 23:24:11,287 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i [2021-11-22 23:24:11,321 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/b30f17352/c5292e13c0cf48198edb8f79902706c2/FLAG1bbf3d26a [2021-11-22 23:24:11,546 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/data/b30f17352/c5292e13c0cf48198edb8f79902706c2 [2021-11-22 23:24:11,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-22 23:24:11,550 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-22 23:24:11,552 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:11,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-22 23:24:11,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-22 23:24:11,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:11" (1/1) ... [2021-11-22 23:24:11,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@50396c6b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:11, skipping insertion in model container [2021-11-22 23:24:11,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 11:24:11" (1/1) ... [2021-11-22 23:24:11,569 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-22 23:24:11,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-22 23:24:11,891 WARN L230 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2021-11-22 23:24:12,167 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:12,186 INFO L203 MainTranslator]: Completed pre-run [2021-11-22 23:24:12,203 WARN L230 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_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/sv-benchmarks/c/pthread-wmm/safe009_power.opt.i[951,964] [2021-11-22 23:24:12,287 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-22 23:24:12,341 INFO L208 MainTranslator]: Completed translation [2021-11-22 23:24:12,342 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12 WrapperNode [2021-11-22 23:24:12,343 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-22 23:24:12,344 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:12,344 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-22 23:24:12,345 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-22 23:24:12,354 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,386 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,426 INFO L137 Inliner]: procedures = 180, calls = 71, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 146 [2021-11-22 23:24:12,427 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-22 23:24:12,428 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-22 23:24:12,428 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-22 23:24:12,428 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-22 23:24:12,443 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,443 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,451 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,451 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,469 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,476 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,481 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,489 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-22 23:24:12,490 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-22 23:24:12,490 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-22 23:24:12,490 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-22 23:24:12,491 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 11:24:12" (1/1) ... [2021-11-22 23:24:12,500 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-22 23:24:12,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-22 23:24:12,531 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-22 23:24:12,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-22 23:24:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-22 23:24:12,607 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-22 23:24:12,607 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-22 23:24:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-22 23:24:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-22 23:24:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-22 23:24:12,608 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-22 23:24:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-22 23:24:12,609 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-22 23:24:12,611 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-22 23:24:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-22 23:24:12,612 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-22 23:24:12,612 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-22 23:24:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-22 23:24:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-22 23:24:12,613 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-22 23:24:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-22 23:24:12,613 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-22 23:24:12,614 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-22 23:24:12,616 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-22 23:24:12,883 INFO L236 CfgBuilder]: Building ICFG [2021-11-22 23:24:12,886 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-22 23:24:13,851 INFO L277 CfgBuilder]: Performing block encoding [2021-11-22 23:24:14,531 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-22 23:24:14,531 INFO L301 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-22 23:24:14,532 ERROR L335 CfgBuilder]: Unexpected successor node of atomic block begin: L765 is neither atomic block end nor a sink node. [2021-11-22 23:24:14,533 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:304) 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) [2021-11-22 23:24:14,541 INFO L158 Benchmark]: Toolchain (without parser) took 2988.55ms. Allocated memory was 52.4MB in the beginning and 81.8MB in the end (delta: 29.4MB). Free memory was 27.2MB in the beginning and 37.3MB in the end (delta: -10.1MB). Peak memory consumption was 31.4MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,543 INFO L158 Benchmark]: CDTParser took 0.39ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 51.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,545 INFO L158 Benchmark]: CACSL2BoogieTranslator took 790.66ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.0MB in the beginning and 34.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,546 INFO L158 Benchmark]: Boogie Procedure Inliner took 82.98ms. Allocated memory is still 67.1MB. Free memory was 34.6MB in the beginning and 48.8MB in the end (delta: -14.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,547 INFO L158 Benchmark]: Boogie Preprocessor took 61.37ms. Allocated memory is still 67.1MB. Free memory was 48.8MB in the beginning and 45.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,548 INFO L158 Benchmark]: RCFGBuilder took 2048.27ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 37.3MB in the end (delta: 8.5MB). Peak memory consumption was 33.2MB. Max. memory is 16.1GB. [2021-11-22 23:24:14,560 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.39ms. Allocated memory is still 52.4MB. Free memory was 33.2MB in the beginning and 33.2MB in the end (delta: 51.5kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 790.66ms. Allocated memory was 52.4MB in the beginning and 67.1MB in the end (delta: 14.7MB). Free memory was 27.0MB in the beginning and 34.8MB in the end (delta: -7.8MB). Peak memory consumption was 8.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 82.98ms. Allocated memory is still 67.1MB. Free memory was 34.6MB in the beginning and 48.8MB in the end (delta: -14.1MB). Peak memory consumption was 8.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 61.37ms. Allocated memory is still 67.1MB. Free memory was 48.8MB in the beginning and 45.8MB in the end (delta: 2.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 2048.27ms. Allocated memory was 67.1MB in the beginning and 81.8MB in the end (delta: 14.7MB). Free memory was 45.8MB in the beginning and 37.3MB in the end (delta: 8.5MB). Peak memory consumption was 33.2MB. 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:304) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-22 23:24:14,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3ac5d5c-83a5-43ef-b12c-62afe0597ee1/bin/ukojak-LBtLqBUTdQ/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?