./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_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_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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 925dc8c19dceaf34d52cf6799d900dc574ec15fe ......................................................................................................................................................................................................... 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_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i -s /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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 925dc8c19dceaf34d52cf6799d900dc574ec15fe ............................................................................................................................................................................................................. 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 16:55:56,950 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:55:56,955 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:55:57,050 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:55:57,051 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:55:57,057 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:55:57,061 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:55:57,070 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:55:57,073 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:55:57,074 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:55:57,076 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:55:57,078 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:55:57,079 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:55:57,086 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:55:57,089 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:55:57,092 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:55:57,093 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:55:57,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:55:57,104 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:55:57,112 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:55:57,115 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:55:57,118 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:55:57,121 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:55:57,122 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:55:57,130 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:55:57,131 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:55:57,131 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:55:57,132 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:55:57,133 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:55:57,134 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:55:57,134 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:55:57,135 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:55:57,136 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:55:57,141 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:55:57,145 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:55:57,145 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:55:57,146 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:55:57,146 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:55:57,147 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:55:57,148 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:55:57,151 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:55:57,154 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:55:57,204 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:55:57,205 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:55:57,207 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:55:57,207 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:55:57,208 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:55:57,208 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:55:57,209 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:55:57,209 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:55:57,209 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:55:57,210 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:55:57,211 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:55:57,212 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:55:57,212 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:55:57,212 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:55:57,212 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:55:57,213 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:55:57,213 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:55:57,213 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:55:57,214 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:55:57,214 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:55:57,214 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:55:57,215 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:55:57,215 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:55:57,215 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:55:57,215 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:55:57,216 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:55:57,216 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:55:57,216 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:55:57,217 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:55:57,219 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_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925dc8c19dceaf34d52cf6799d900dc574ec15fe [2020-12-01 16:55:57,606 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:55:57,638 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:55:57,641 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:55:57,643 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:55:57,646 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:55:57,647 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-12-01 16:55:57,742 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/59cb2c231/f071a0812f2944f48f8c47a70613c739/FLAG175c9d327 [2020-12-01 16:55:58,562 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:55:58,563 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-12-01 16:55:58,595 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/59cb2c231/f071a0812f2944f48f8c47a70613c739/FLAG175c9d327 [2020-12-01 16:55:58,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/59cb2c231/f071a0812f2944f48f8c47a70613c739 [2020-12-01 16:55:58,824 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:55:58,826 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:55:58,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:55:58,829 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:55:58,833 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:55:58,834 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:55:58" (1/1) ... [2020-12-01 16:55:58,836 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6761ff78 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:58, skipping insertion in model container [2020-12-01 16:55:58,837 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:55:58" (1/1) ... [2020-12-01 16:55:58,852 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:55:58,902 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:55:59,190 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:55:59,465 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:55:59,478 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:55:59,512 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:55:59,547 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:55:59,655 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:55:59,657 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59 WrapperNode [2020-12-01 16:55:59,657 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:55:59,659 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:55:59,661 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:55:59,662 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:55:59,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,703 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:55:59,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:55:59,731 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:55:59,731 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:55:59,741 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,742 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,756 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,762 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... [2020-12-01 16:55:59,769 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:55:59,785 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:55:59,785 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:55:59,786 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:55:59,787 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:55:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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 16:55:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-12-01 16:55:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 16:55:59,861 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 16:55:59,861 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:55:59,862 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:55:59,863 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:55:59,865 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 16:56:00,958 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:56:00,959 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:56:00,962 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:00 BoogieIcfgContainer [2020-12-01 16:56:00,962 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:56:00,964 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:56:00,964 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:56:00,978 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:56:00,978 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:00" (1/1) ... [2020-12-01 16:56:00,979 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 16:56:00,992 INFO L168 Benchmark]: Toolchain (without parser) took 2163.75 ms. Allocated memory is still 125.8 MB. Free memory was 95.0 MB in the beginning and 75.6 MB in the end (delta: 19.3 MB). Peak memory consumption was 18.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:00,994 INFO L168 Benchmark]: CDTParser took 0.92 ms. Allocated memory is still 88.1 MB. Free memory was 46.9 MB in the beginning and 46.9 MB in the end (delta: 41.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:56:00,996 INFO L168 Benchmark]: CACSL2BoogieTranslator took 829.59 ms. Allocated memory is still 125.8 MB. Free memory was 94.6 MB in the beginning and 81.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:00,997 INFO L168 Benchmark]: Boogie Procedure Inliner took 70.98 ms. Allocated memory is still 125.8 MB. Free memory was 81.4 MB in the beginning and 79.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:00,999 INFO L168 Benchmark]: Boogie Preprocessor took 53.73 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 78.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:01,000 INFO L168 Benchmark]: RCFGBuilder took 1177.17 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 77.1 MB in the end (delta: 888.6 kB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:01,001 INFO L168 Benchmark]: CodeCheck took 24.61 ms. Allocated memory is still 125.8 MB. Free memory was 77.1 MB in the beginning and 75.6 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:01,015 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 0.92 ms. Allocated memory is still 88.1 MB. Free memory was 46.9 MB in the beginning and 46.9 MB in the end (delta: 41.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 829.59 ms. Allocated memory is still 125.8 MB. Free memory was 94.6 MB in the beginning and 81.4 MB in the end (delta: 13.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 70.98 ms. Allocated memory is still 125.8 MB. Free memory was 81.4 MB in the beginning and 79.3 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 53.73 ms. Allocated memory is still 125.8 MB. Free memory was 79.3 MB in the beginning and 78.0 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1177.17 ms. Allocated memory is still 125.8 MB. Free memory was 78.0 MB in the beginning and 77.1 MB in the end (delta: 888.6 kB). Peak memory consumption was 23.1 MB. Max. memory is 16.1 GB. * CodeCheck took 24.61 ms. Allocated memory is still 125.8 MB. Free memory was 77.1 MB in the beginning and 75.6 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 16:56:04,220 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:56:04,224 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:56:04,282 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:56:04,283 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:56:04,289 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:56:04,293 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:56:04,298 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:56:04,303 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:56:04,314 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:56:04,316 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:56:04,322 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:56:04,323 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:56:04,327 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:56:04,332 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:56:04,334 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:56:04,336 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:56:04,340 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:56:04,345 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:56:04,353 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:56:04,357 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:56:04,358 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:56:04,362 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:56:04,371 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:56:04,376 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:56:04,381 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:56:04,382 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:56:04,383 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:56:04,385 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:56:04,387 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:56:04,388 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:56:04,389 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:56:04,391 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:56:04,392 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:56:04,394 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:56:04,394 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:56:04,395 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:56:04,396 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:56:04,396 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:56:04,399 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:56:04,400 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:56:04,401 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:56:04,453 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:56:04,454 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:56:04,456 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:56:04,457 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:56:04,459 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:56:04,459 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:56:04,459 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:56:04,460 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:56:04,460 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:56:04,461 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:56:04,462 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:56:04,462 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:56:04,463 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:56:04,463 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:56:04,463 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:56:04,463 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:56:04,464 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:56:04,464 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:56:04,464 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:56:04,465 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:56:04,465 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:56:04,477 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:56:04,478 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:56:04,478 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:56:04,478 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:56:04,479 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:56:04,479 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:56:04,479 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:56:04,479 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:56:04,480 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:56:04,480 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:56:04,480 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:56:04,481 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:56:04,481 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_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925dc8c19dceaf34d52cf6799d900dc574ec15fe [2020-12-01 16:56:05,031 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:56:05,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:56:05,072 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:56:05,074 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:56:05,078 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:56:05,079 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-12-01 16:56:05,161 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/54ebc1cd9/e8812780ad41447690f0c55d58660dcc/FLAG72df129ed [2020-12-01 16:56:05,916 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:56:05,923 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-12-01 16:56:05,944 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/54ebc1cd9/e8812780ad41447690f0c55d58660dcc/FLAG72df129ed [2020-12-01 16:56:06,138 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/bin/ukojak/data/54ebc1cd9/e8812780ad41447690f0c55d58660dcc [2020-12-01 16:56:06,141 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:56:06,143 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:56:06,144 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:56:06,144 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:56:06,154 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:56:06,155 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:56:06" (1/1) ... [2020-12-01 16:56:06,158 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4a9f4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:06, skipping insertion in model container [2020-12-01 16:56:06,158 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:56:06" (1/1) ... [2020-12-01 16:56:06,168 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:56:06,253 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:56:06,554 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:56:06,811 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:56:06,839 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:56:06,877 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-12-01 16:56:06,930 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:56:07,082 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:56:07,084 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07 WrapperNode [2020-12-01 16:56:07,084 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:56:07,087 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:56:07,088 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:56:07,088 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:56:07,095 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,125 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,154 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:56:07,155 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:56:07,155 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:56:07,156 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:56:07,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,171 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,171 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,182 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,205 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,224 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... [2020-12-01 16:56:07,229 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:56:07,230 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:56:07,230 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:56:07,231 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:56:07,232 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:56:07" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_c51254d9-fd54-4a7f-abe6-af8d14a61efd/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 16:56:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-12-01 16:56:07,336 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-12-01 16:56:07,337 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-12-01 16:56:07,337 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:56:07,337 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:56:07,337 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:56:07,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:56:07,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:56:07,338 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:56:07,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:56:07,339 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:56:07,341 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 16:56:08,155 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:56:08,156 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-12-01 16:56:08,158 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:08 BoogieIcfgContainer [2020-12-01 16:56:08,159 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:56:08,160 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:56:08,160 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:56:08,173 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:56:08,173 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:56:08" (1/1) ... [2020-12-01 16:56:08,174 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 16:56:08,184 INFO L168 Benchmark]: Toolchain (without parser) took 2039.84 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 39.6 MB in the beginning and 57.5 MB in the end (delta: -17.9 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:56:08,185 INFO L168 Benchmark]: CDTParser took 0.37 ms. Allocated memory is still 60.8 MB. Free memory was 42.4 MB in the beginning and 42.4 MB in the end (delta: 45.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:56:08,186 INFO L168 Benchmark]: CACSL2BoogieTranslator took 941.21 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 41.3 MB in the end (delta: -1.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:08,187 INFO L168 Benchmark]: Boogie Procedure Inliner took 67.33 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 39.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:08,188 INFO L168 Benchmark]: Boogie Preprocessor took 74.18 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 37.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:08,189 INFO L168 Benchmark]: RCFGBuilder took 928.62 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 37.3 MB in the beginning and 58.9 MB in the end (delta: -21.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:56:08,190 INFO L168 Benchmark]: CodeCheck took 22.02 ms. Allocated memory is still 79.7 MB. Free memory was 58.9 MB in the beginning and 57.5 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:56:08,194 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 0.37 ms. Allocated memory is still 60.8 MB. Free memory was 42.4 MB in the beginning and 42.4 MB in the end (delta: 45.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 941.21 ms. Allocated memory is still 60.8 MB. Free memory was 39.4 MB in the beginning and 41.3 MB in the end (delta: -1.9 MB). Peak memory consumption was 17.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 67.33 ms. Allocated memory is still 60.8 MB. Free memory was 41.3 MB in the beginning and 39.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 74.18 ms. Allocated memory is still 60.8 MB. Free memory was 38.9 MB in the beginning and 37.3 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 928.62 ms. Allocated memory was 60.8 MB in the beginning and 79.7 MB in the end (delta: 18.9 MB). Free memory was 37.3 MB in the beginning and 58.9 MB in the end (delta: -21.6 MB). Peak memory consumption was 25.1 MB. Max. memory is 16.1 GB. * CodeCheck took 22.02 ms. Allocated memory is still 79.7 MB. Free memory was 58.9 MB in the beginning and 57.5 MB in the end (delta: 1.4 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...