./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu --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 c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:12,079 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:12,082 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:12,140 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:12,141 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:12,147 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:12,149 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:12,153 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:12,155 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:12,161 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:12,162 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:12,164 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:12,164 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:12,166 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:12,168 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:12,173 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:12,174 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:12,175 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:12,178 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:12,185 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:12,187 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:12,189 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:12,192 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:12,193 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:12,197 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:12,197 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:12,198 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:12,199 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:12,200 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:12,202 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:12,202 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:12,203 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:12,205 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:12,206 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:12,208 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:12,208 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:12,209 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:12,209 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:12,209 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:12,210 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:12,211 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:12,212 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 15:49:12,255 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:12,255 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:12,256 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:12,257 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:12,257 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:12,258 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:12,258 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:12,258 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:12,265 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 15:49:12,265 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:12,266 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:12,266 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:12,267 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:12,267 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:12,267 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:12,267 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:12,267 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:12,268 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:12,268 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:12,268 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:12,268 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:12,269 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:12,269 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:12,269 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:12,269 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:12,269 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 15:49:12,270 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 15:49:12,270 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:12,270 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 [2021-11-23 15:49:12,560 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:12,585 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:12,588 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:12,589 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:12,590 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:12,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2021-11-23 15:49:12,650 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/c41a1c854/4dd14ec3431246ed961c093f353c9725/FLAGe1df1ae69 [2021-11-23 15:49:13,247 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:13,248 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2021-11-23 15:49:13,265 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/c41a1c854/4dd14ec3431246ed961c093f353c9725/FLAGe1df1ae69 [2021-11-23 15:49:13,488 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/c41a1c854/4dd14ec3431246ed961c093f353c9725 [2021-11-23 15:49:13,491 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:13,492 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:13,495 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:13,495 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:13,499 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:13,500 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,501 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7da1c600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:13, skipping insertion in model container [2021-11-23 15:49:13,502 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:13" (1/1) ... [2021-11-23 15:49:13,511 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:13,556 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:13,785 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2021-11-23 15:49:14,026 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:14,042 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:14,057 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2021-11-23 15:49:14,144 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:14,200 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:14,201 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14 WrapperNode [2021-11-23 15:49:14,201 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:14,202 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:14,203 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:14,204 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:14,212 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,251 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,298 INFO L137 Inliner]: procedures = 177, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 129 [2021-11-23 15:49:14,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:14,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:14,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:14,301 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:14,309 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,309 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,323 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,327 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,337 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,371 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:14,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:14,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:14,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:14,377 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:14" (1/1) ... [2021-11-23 15:49:14,393 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:14,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:14,425 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:14,444 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:49:14,470 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:49:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 15:49:14,470 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:14,471 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:14,471 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:49:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:49:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 15:49:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:14,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:14,472 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:14,474 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:49:14,630 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:14,632 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:15,181 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:15,299 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:49:15,304 INFO L158 Benchmark]: Toolchain (without parser) took 1810.31ms. Allocated memory is still 117.4MB. Free memory was 78.3MB in the beginning and 88.6MB in the end (delta: -10.3MB). Peak memory consumption was 37.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,304 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:15,305 INFO L158 Benchmark]: CACSL2BoogieTranslator took 707.21ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 79.0MB in the end (delta: -807.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,306 INFO L158 Benchmark]: Boogie Procedure Inliner took 96.91ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,307 INFO L158 Benchmark]: Boogie Preprocessor took 75.41ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,308 INFO L158 Benchmark]: RCFGBuilder took 925.78ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 88.6MB in the end (delta: -14.4MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:15,311 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 117.4MB. Free memory was 96.3MB in the beginning and 96.2MB in the end (delta: 119.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 707.21ms. Allocated memory is still 117.4MB. Free memory was 78.1MB in the beginning and 79.0MB in the end (delta: -807.0kB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 96.91ms. Allocated memory is still 117.4MB. Free memory was 79.0MB in the beginning and 76.3MB in the end (delta: 2.7MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 75.41ms. Allocated memory is still 117.4MB. Free memory was 76.3MB in the beginning and 74.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 925.78ms. Allocated memory is still 117.4MB. Free memory was 74.2MB in the beginning and 88.6MB in the end (delta: -14.4MB). Peak memory consumption was 35.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:15,367 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu --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 c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 15:49:17,780 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 15:49:17,782 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 15:49:17,813 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 15:49:17,813 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 15:49:17,815 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 15:49:17,816 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 15:49:17,819 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 15:49:17,821 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 15:49:17,822 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 15:49:17,823 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 15:49:17,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 15:49:17,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 15:49:17,827 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 15:49:17,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 15:49:17,830 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 15:49:17,831 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 15:49:17,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 15:49:17,840 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 15:49:17,845 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 15:49:17,848 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 15:49:17,850 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 15:49:17,853 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 15:49:17,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 15:49:17,864 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 15:49:17,868 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 15:49:17,869 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 15:49:17,870 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 15:49:17,871 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 15:49:17,872 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 15:49:17,873 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 15:49:17,874 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 15:49:17,876 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 15:49:17,876 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 15:49:17,878 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 15:49:17,878 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 15:49:17,879 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 15:49:17,879 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 15:49:17,880 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 15:49:17,881 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 15:49:17,882 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 15:49:17,887 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-23 15:49:17,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 15:49:17,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 15:49:17,929 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 15:49:17,929 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 15:49:17,930 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 15:49:17,930 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 15:49:17,931 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 15:49:17,931 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 15:49:17,931 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 15:49:17,931 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 15:49:17,932 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 15:49:17,933 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 15:49:17,933 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 15:49:17,933 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 15:49:17,933 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 15:49:17,933 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 15:49:17,934 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 15:49:17,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 15:49:17,934 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 15:49:17,934 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 15:49:17,934 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 15:49:17,935 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 15:49:17,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 15:49:17,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:17,935 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 15:49:17,936 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 15:49:17,936 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 15:49:17,936 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 15:49:17,936 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 15:49:17,937 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 15:49:17,937 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-23 15:49:17,937 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 15:49:17,937 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c394bf0b454616c76d3ba114fe7f9b161b2a3a1a85dec23beec05d3a021c1c91 [2021-11-23 15:49:18,332 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 15:49:18,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 15:49:18,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 15:49:18,371 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 15:49:18,372 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 15:49:18,373 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/../../sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2021-11-23 15:49:18,432 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/6b15fbc4e/fe5223a47e3b4e8381eff6de55a5a3c4/FLAG953becaf6 [2021-11-23 15:49:19,103 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 15:49:19,103 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i [2021-11-23 15:49:19,118 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/6b15fbc4e/fe5223a47e3b4e8381eff6de55a5a3c4/FLAG953becaf6 [2021-11-23 15:49:19,362 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/data/6b15fbc4e/fe5223a47e3b4e8381eff6de55a5a3c4 [2021-11-23 15:49:19,365 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 15:49:19,368 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 15:49:19,371 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:19,371 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 15:49:19,374 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 15:49:19,375 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:19" (1/1) ... [2021-11-23 15:49:19,376 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3755edfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:19, skipping insertion in model container [2021-11-23 15:49:19,376 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:49:19" (1/1) ... [2021-11-23 15:49:19,383 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 15:49:19,454 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 15:49:19,677 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2021-11-23 15:49:19,924 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:19,941 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 15:49:19,963 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_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/sv-benchmarks/c/pthread-wmm/mix017_power.opt_rmo.opt.i[958,971] [2021-11-23 15:49:20,040 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 15:49:20,096 INFO L208 MainTranslator]: Completed translation [2021-11-23 15:49:20,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20 WrapperNode [2021-11-23 15:49:20,098 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 15:49:20,099 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:20,100 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 15:49:20,100 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 15:49:20,107 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,163 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,213 INFO L137 Inliner]: procedures = 180, calls = 69, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 130 [2021-11-23 15:49:20,214 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 15:49:20,215 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 15:49:20,215 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 15:49:20,216 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 15:49:20,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,270 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,274 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,277 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 15:49:20,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 15:49:20,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 15:49:20,283 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 15:49:20,289 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:49:20" (1/1) ... [2021-11-23 15:49:20,295 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 15:49:20,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 [2021-11-23 15:49:20,319 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 15:49:20,343 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 15:49:20,381 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 15:49:20,382 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 15:49:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2021-11-23 15:49:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 15:49:20,382 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 15:49:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 15:49:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 15:49:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 15:49:20,383 INFO L130 BoogieDeclarations]: Found specification of procedure P0 [2021-11-23 15:49:20,385 INFO L138 BoogieDeclarations]: Found implementation of procedure P0 [2021-11-23 15:49:20,385 INFO L130 BoogieDeclarations]: Found specification of procedure P1 [2021-11-23 15:49:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P1 [2021-11-23 15:49:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure P2 [2021-11-23 15:49:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P2 [2021-11-23 15:49:20,386 INFO L130 BoogieDeclarations]: Found specification of procedure P3 [2021-11-23 15:49:20,386 INFO L138 BoogieDeclarations]: Found implementation of procedure P3 [2021-11-23 15:49:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2021-11-23 15:49:20,387 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 15:49:20,387 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 15:49:20,389 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-23 15:49:20,585 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 15:49:20,586 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 15:49:21,139 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 15:49:21,262 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:284) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$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) [2021-11-23 15:49:21,269 INFO L158 Benchmark]: Toolchain (without parser) took 1899.21ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 41.9MB in the beginning and 52.2MB in the end (delta: -10.3MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2021-11-23 15:49:21,270 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 15:49:21,271 INFO L158 Benchmark]: CACSL2BoogieTranslator took 727.25ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 33.3MB in the end (delta: 8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2021-11-23 15:49:21,272 INFO L158 Benchmark]: Boogie Procedure Inliner took 115.24ms. Allocated memory is still 65.0MB. Free memory was 33.3MB in the beginning and 45.8MB in the end (delta: -12.6MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. [2021-11-23 15:49:21,273 INFO L158 Benchmark]: Boogie Preprocessor took 67.16ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 43.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-23 15:49:21,274 INFO L158 Benchmark]: RCFGBuilder took 983.39ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 43.3MB in the beginning and 52.2MB in the end (delta: -8.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. [2021-11-23 15:49:21,282 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 65.0MB. Free memory is still 44.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 727.25ms. Allocated memory is still 65.0MB. Free memory was 41.7MB in the beginning and 33.3MB in the end (delta: 8.4MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 115.24ms. Allocated memory is still 65.0MB. Free memory was 33.3MB in the beginning and 45.8MB in the end (delta: -12.6MB). Peak memory consumption was 5.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.16ms. Allocated memory is still 65.0MB. Free memory was 45.8MB in the beginning and 43.3MB in the end (delta: 2.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 983.39ms. Allocated memory was 65.0MB in the beginning and 88.1MB in the end (delta: 23.1MB). Free memory was 43.3MB in the beginning and 52.2MB in the end (delta: -8.9MB). Peak memory consumption was 18.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 15:49:21,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e10ad97b-6b52-43fc-bfa7-bd1ea3c4fb2a/bin/ukojak-CwSLpZB5Qu/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: Set is immutable