./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak --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 cccac673da33440338902337dfed929cbdf02b88 ..................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak --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 cccac673da33440338902337dfed929cbdf02b88 .......................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:13,009 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:13,012 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:13,090 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:13,091 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:13,096 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:13,099 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:13,103 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:13,112 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:13,118 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:13,119 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:13,122 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:13,123 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:13,126 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:13,127 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:13,130 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:13,131 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:13,134 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:13,137 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:13,145 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:13,146 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:13,148 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:13,150 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:13,151 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:13,161 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:13,162 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:13,162 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:13,164 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:13,164 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:13,166 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:13,166 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:13,167 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:13,169 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:13,170 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:13,171 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:13,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:13,172 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:13,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:13,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:13,176 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:13,178 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:13,180 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 18:23:13,217 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:13,218 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:13,219 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:13,219 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:13,220 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:13,220 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:13,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:13,221 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:13,221 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 18:23:13,221 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:13,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:13,223 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:13,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:13,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:13,223 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:13,224 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:13,224 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:13,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:13,224 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:13,224 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:13,225 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:13,225 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:13,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:13,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:13,226 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:13,226 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:13,226 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 18:23:13,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 18:23:13,227 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:13,227 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cccac673da33440338902337dfed929cbdf02b88 [2020-12-01 18:23:13,509 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:13,541 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:13,546 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:13,547 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:13,548 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:13,549 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-12-01 18:23:13,631 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/75721a52a/d2f23a6cf18949e69c50f46dea62fdf8/FLAG2d45f724a [2020-12-01 18:23:14,284 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:14,285 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-12-01 18:23:14,298 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/75721a52a/d2f23a6cf18949e69c50f46dea62fdf8/FLAG2d45f724a [2020-12-01 18:23:14,566 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/75721a52a/d2f23a6cf18949e69c50f46dea62fdf8 [2020-12-01 18:23:14,573 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:14,574 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:14,576 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:14,576 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:14,580 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:14,580 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:14" (1/1) ... [2020-12-01 18:23:14,589 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b4a434f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:14, skipping insertion in model container [2020-12-01 18:23:14,590 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:14" (1/1) ... [2020-12-01 18:23:14,598 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:14,660 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:15,066 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:15,079 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:15,131 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:15,208 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:15,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15 WrapperNode [2020-12-01 18:23:15,209 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:15,210 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:15,210 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:15,210 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:15,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,231 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,253 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:15,254 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:15,254 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:15,254 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:15,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,266 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,266 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,272 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,277 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,279 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... [2020-12-01 18:23:15,282 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:15,283 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:15,283 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:15,284 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:15,285 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:15" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:15,345 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 18:23:15,346 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:23:15,346 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:23:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 18:23:15,347 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:23:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 18:23:15,349 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:15,350 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:15,352 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:23:16,134 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:23:16,135 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-12-01 18:23:16,136 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:16 BoogieIcfgContainer [2020-12-01 18:23:16,137 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:23:16,138 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:23:16,138 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:23:16,148 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:23:16,148 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:16" (1/1) ... [2020-12-01 18:23:16,149 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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) [2020-12-01 18:23:16,154 INFO L168 Benchmark]: Toolchain (without parser) took 1577.95 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 70.0 MB in the end (delta: -9.1 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,155 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 47.9 MB in the beginning and 47.9 MB in the end (delta: 51.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:23:16,156 INFO L168 Benchmark]: CACSL2BoogieTranslator took 632.94 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 67.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,156 INFO L168 Benchmark]: Boogie Procedure Inliner took 43.75 ms. Allocated memory is still 109.1 MB. Free memory was 66.9 MB in the beginning and 65.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,157 INFO L168 Benchmark]: Boogie Preprocessor took 28.45 ms. Allocated memory is still 109.1 MB. Free memory was 65.4 MB in the beginning and 63.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,158 INFO L168 Benchmark]: RCFGBuilder took 853.48 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 71.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,159 INFO L168 Benchmark]: CodeCheck took 13.99 ms. Allocated memory is still 109.1 MB. Free memory was 71.4 MB in the beginning and 70.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:16,162 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 90.2 MB. Free memory was 47.9 MB in the beginning and 47.9 MB in the end (delta: 51.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 632.94 ms. Allocated memory was 90.2 MB in the beginning and 109.1 MB in the end (delta: 18.9 MB). Free memory was 60.9 MB in the beginning and 67.5 MB in the end (delta: -6.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 43.75 ms. Allocated memory is still 109.1 MB. Free memory was 66.9 MB in the beginning and 65.4 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.45 ms. Allocated memory is still 109.1 MB. Free memory was 65.4 MB in the beginning and 63.8 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 853.48 ms. Allocated memory is still 109.1 MB. Free memory was 63.8 MB in the beginning and 71.4 MB in the end (delta: -7.6 MB). Peak memory consumption was 27.3 MB. Max. memory is 16.1 GB. * CodeCheck took 13.99 ms. Allocated memory is still 109.1 MB. Free memory was 71.4 MB in the beginning and 70.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-69874e2 [2020-12-01 18:23:18,733 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 18:23:18,737 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 18:23:18,797 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 18:23:18,797 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 18:23:18,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 18:23:18,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 18:23:18,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 18:23:18,813 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 18:23:18,819 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 18:23:18,820 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 18:23:18,825 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 18:23:18,825 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 18:23:18,829 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 18:23:18,832 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 18:23:18,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 18:23:18,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 18:23:18,838 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 18:23:18,842 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 18:23:18,849 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 18:23:18,852 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 18:23:18,853 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 18:23:18,854 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 18:23:18,855 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 18:23:18,858 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 18:23:18,858 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 18:23:18,859 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 18:23:18,860 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 18:23:18,860 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 18:23:18,861 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 18:23:18,861 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 18:23:18,862 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 18:23:18,863 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 18:23:18,864 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 18:23:18,865 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 18:23:18,865 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 18:23:18,866 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 18:23:18,866 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 18:23:18,866 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 18:23:18,867 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 18:23:18,868 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 18:23:18,868 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 18:23:18,912 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 18:23:18,913 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 18:23:18,915 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 18:23:18,915 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 18:23:18,916 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 18:23:18,916 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 18:23:18,917 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 18:23:18,917 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 18:23:18,917 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 18:23:18,917 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 18:23:18,918 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 18:23:18,919 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 18:23:18,919 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 18:23:18,919 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 18:23:18,919 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 18:23:18,920 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 18:23:18,920 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 18:23:18,920 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 18:23:18,920 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 18:23:18,920 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 18:23:18,921 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 18:23:18,921 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 18:23:18,921 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 18:23:18,921 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 18:23:18,922 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:18,922 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 18:23:18,922 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 18:23:18,922 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 18:23:18,923 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 18:23:18,923 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 18:23:18,923 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 18:23:18,923 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 18:23:18,924 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 18:23:18,924 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-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> cccac673da33440338902337dfed929cbdf02b88 [2020-12-01 18:23:19,347 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 18:23:19,375 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 18:23:19,378 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 18:23:19,379 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 18:23:19,381 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 18:23:19,382 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/../../sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-12-01 18:23:19,451 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/11771dae6/f35013fd87b748a697fc1c7fd6181d0e/FLAG28b7edfac [2020-12-01 18:23:20,135 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 18:23:20,136 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/sv-benchmarks/c/pthread-ext/47_ticket_lock_hc_backoff_vs.i [2020-12-01 18:23:20,153 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/11771dae6/f35013fd87b748a697fc1c7fd6181d0e/FLAG28b7edfac [2020-12-01 18:23:20,394 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/data/11771dae6/f35013fd87b748a697fc1c7fd6181d0e [2020-12-01 18:23:20,398 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 18:23:20,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 18:23:20,401 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:20,401 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 18:23:20,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 18:23:20,419 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:20" (1/1) ... [2020-12-01 18:23:20,421 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5a95e6f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:20, skipping insertion in model container [2020-12-01 18:23:20,421 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 06:23:20" (1/1) ... [2020-12-01 18:23:20,431 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 18:23:20,499 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 18:23:20,873 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:20,888 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 18:23:20,963 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 18:23:21,053 INFO L208 MainTranslator]: Completed translation [2020-12-01 18:23:21,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21 WrapperNode [2020-12-01 18:23:21,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 18:23:21,055 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:21,055 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 18:23:21,055 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 18:23:21,062 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,102 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,123 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 18:23:21,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 18:23:21,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 18:23:21,125 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 18:23:21,132 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,133 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,136 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,137 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,150 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,162 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,165 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... [2020-12-01 18:23:21,169 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 18:23:21,170 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 18:23:21,171 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 18:23:21,171 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 18:23:21,172 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 06:23:21" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1f9e0b6a-91f3-4ba0-87d2-0d1c060b3b72/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 18:23:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 18:23:21,259 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 18:23:21,260 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 18:23:21,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 18:23:21,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 18:23:21,263 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 18:23:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 18:23:21,264 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 18:23:21,264 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 18:23:21,266 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 18:23:22,149 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 18:23:22,149 INFO L298 CfgBuilder]: Removed 15 assume(true) statements. [2020-12-01 18:23:22,151 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:22 BoogieIcfgContainer [2020-12-01 18:23:22,151 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 18:23:22,152 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 18:23:22,153 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 18:23:22,162 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 18:23:22,162 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 06:23:22" (1/1) ... [2020-12-01 18:23:22,163 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java: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) [2020-12-01 18:23:22,169 INFO L168 Benchmark]: Toolchain (without parser) took 1768.46 ms. Allocated memory is still 71.3 MB. Free memory was 48.7 MB in the beginning and 31.2 MB in the end (delta: 17.6 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:22,170 INFO L168 Benchmark]: CDTParser took 0.12 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:23:22,172 INFO L168 Benchmark]: CACSL2BoogieTranslator took 653.57 ms. Allocated memory is still 71.3 MB. Free memory was 48.5 MB in the beginning and 34.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:22,173 INFO L168 Benchmark]: Boogie Procedure Inliner took 68.53 ms. Allocated memory is still 71.3 MB. Free memory was 34.7 MB in the beginning and 52.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:22,174 INFO L168 Benchmark]: Boogie Preprocessor took 45.51 ms. Allocated memory is still 71.3 MB. Free memory was 52.7 MB in the beginning and 50.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:22,175 INFO L168 Benchmark]: RCFGBuilder took 980.84 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 32.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. [2020-12-01 18:23:22,175 INFO L168 Benchmark]: CodeCheck took 14.93 ms. Allocated memory is still 71.3 MB. Free memory was 32.2 MB in the beginning and 31.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 18:23:22,184 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Concurrent programs are currently unsupported: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.12 ms. Allocated memory is still 52.4 MB. Free memory was 33.5 MB in the beginning and 33.4 MB in the end (delta: 54.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 653.57 ms. Allocated memory is still 71.3 MB. Free memory was 48.5 MB in the beginning and 34.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 68.53 ms. Allocated memory is still 71.3 MB. Free memory was 34.7 MB in the beginning and 52.7 MB in the end (delta: -18.0 MB). Peak memory consumption was 5.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 45.51 ms. Allocated memory is still 71.3 MB. Free memory was 52.7 MB in the beginning and 50.9 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 980.84 ms. Allocated memory is still 71.3 MB. Free memory was 50.9 MB in the beginning and 32.2 MB in the end (delta: 18.6 MB). Peak memory consumption was 19.8 MB. Max. memory is 16.1 GB. * CodeCheck took 14.93 ms. Allocated memory is still 71.3 MB. Free memory was 32.2 MB in the beginning and 31.2 MB in the end (delta: 1.0 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...