./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 a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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-a4ecdab [2020-11-30 00:52:18,676 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:52:18,679 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:52:18,782 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:52:18,791 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:52:18,799 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:52:18,801 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:52:18,804 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:52:18,806 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:52:18,808 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:52:18,809 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:52:18,811 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:52:18,812 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:52:18,813 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:52:18,815 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:52:18,816 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:52:18,818 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:52:18,819 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:52:18,821 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:52:18,824 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:52:18,826 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:52:18,829 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:52:18,832 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:52:18,837 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:52:18,841 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:52:18,847 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:52:18,848 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:52:18,849 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:52:18,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:52:18,853 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:52:18,854 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:52:18,855 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:52:18,856 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:52:18,857 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:52:18,858 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:52:18,858 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:52:18,859 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:52:18,860 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:52:18,860 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:52:18,861 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:52:18,862 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:52:18,863 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-30 00:52:18,887 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:52:18,888 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:52:18,889 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:52:18,889 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:52:18,890 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:52:18,890 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:52:18,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:52:18,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:52:18,891 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 00:52:18,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:52:18,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:52:18,892 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:52:18,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:52:18,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:52:18,893 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:52:18,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:52:18,893 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:52:18,894 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:52:18,894 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:52:18,894 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:52:18,894 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:52:18,895 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:52:18,895 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:52:18,895 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:52:18,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:52:18,896 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:52:18,896 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-30 00:52:18,896 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 00:52:18,897 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:52:18,897 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_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925dc8c19dceaf34d52cf6799d900dc574ec15fe [2020-11-30 00:52:19,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:52:19,189 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:52:19,192 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:52:19,193 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:52:19,194 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:52:19,195 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-11-30 00:52:19,262 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/38a7f7151/d06f9b98d89849219cc19a2db5c56953/FLAGe3c581154 [2020-11-30 00:52:19,825 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:52:19,831 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-11-30 00:52:19,864 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/38a7f7151/d06f9b98d89849219cc19a2db5c56953/FLAGe3c581154 [2020-11-30 00:52:20,120 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/38a7f7151/d06f9b98d89849219cc19a2db5c56953 [2020-11-30 00:52:20,123 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:52:20,126 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:52:20,128 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:52:20,128 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:52:20,132 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:52:20,133 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,139 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6ffcc21f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20, skipping insertion in model container [2020-11-30 00:52:20,139 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,148 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:52:20,204 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:52:20,498 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:52:20,693 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:52:20,703 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:52:20,737 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:52:20,774 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:52:20,850 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:52:20,850 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20 WrapperNode [2020-11-30 00:52:20,851 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:52:20,852 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:52:20,852 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:52:20,852 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:52:20,860 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,899 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:52:20,900 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:52:20,900 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:52:20,900 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:52:20,908 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,908 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,912 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,913 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,920 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,924 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,927 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... [2020-11-30 00:52:20,931 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:52:20,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:52:20,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:52:20,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:52:20,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:20" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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 [2020-11-30 00:52:21,041 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-30 00:52:21,043 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:52:21,044 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:52:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-30 00:52:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 00:52:21,044 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:52:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:52:21,045 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-30 00:52:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 00:52:21,046 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:52:21,046 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:52:21,048 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:52:21,989 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:52:21,989 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-30 00:52:21,991 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:52:21 BoogieIcfgContainer [2020-11-30 00:52:21,991 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:52:21,992 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:52:21,992 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:52:22,007 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:52:22,008 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:52:21" (1/1) ... [2020-11-30 00:52:22,008 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) [2020-11-30 00:52:22,014 INFO L168 Benchmark]: Toolchain (without parser) took 1886.13 ms. Allocated memory is still 121.6 MB. Free memory was 88.9 MB in the beginning and 70.3 MB in the end (delta: 18.7 MB). Peak memory consumption was 18.3 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,015 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 40.3 MB in the beginning and 40.3 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:52:22,017 INFO L168 Benchmark]: CACSL2BoogieTranslator took 723.39 ms. Allocated memory is still 121.6 MB. Free memory was 88.6 MB in the beginning and 77.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,018 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.02 ms. Allocated memory is still 121.6 MB. Free memory was 77.3 MB in the beginning and 75.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,020 INFO L168 Benchmark]: Boogie Preprocessor took 31.23 ms. Allocated memory is still 121.6 MB. Free memory was 75.2 MB in the beginning and 73.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,021 INFO L168 Benchmark]: RCFGBuilder took 1059.57 ms. Allocated memory is still 121.6 MB. Free memory was 73.3 MB in the beginning and 71.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,021 INFO L168 Benchmark]: CodeCheck took 18.93 ms. Allocated memory is still 121.6 MB. Free memory was 71.3 MB in the beginning and 70.3 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:22,033 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 0.27 ms. Allocated memory is still 81.8 MB. Free memory was 40.3 MB in the beginning and 40.3 MB in the end (delta: 37.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 723.39 ms. Allocated memory is still 121.6 MB. Free memory was 88.6 MB in the beginning and 77.3 MB in the end (delta: 11.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.02 ms. Allocated memory is still 121.6 MB. Free memory was 77.3 MB in the beginning and 75.2 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 31.23 ms. Allocated memory is still 121.6 MB. Free memory was 75.2 MB in the beginning and 73.8 MB in the end (delta: 1.4 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 1059.57 ms. Allocated memory is still 121.6 MB. Free memory was 73.3 MB in the beginning and 71.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 20.7 MB. Max. memory is 16.1 GB. * CodeCheck took 18.93 ms. Allocated memory is still 121.6 MB. Free memory was 71.3 MB in the beginning and 70.3 MB in the end (delta: 1.0 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-a4ecdab [2020-11-30 00:52:24,645 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 00:52:24,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 00:52:24,683 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 00:52:24,683 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 00:52:24,685 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 00:52:24,687 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 00:52:24,689 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 00:52:24,692 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 00:52:24,693 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 00:52:24,694 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 00:52:24,702 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 00:52:24,706 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 00:52:24,710 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 00:52:24,712 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 00:52:24,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 00:52:24,716 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 00:52:24,721 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 00:52:24,724 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 00:52:24,727 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 00:52:24,734 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 00:52:24,736 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 00:52:24,737 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 00:52:24,741 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 00:52:24,745 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 00:52:24,749 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 00:52:24,750 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 00:52:24,751 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 00:52:24,752 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 00:52:24,754 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 00:52:24,754 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 00:52:24,755 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 00:52:24,757 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 00:52:24,758 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 00:52:24,759 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 00:52:24,759 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 00:52:24,760 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 00:52:24,761 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 00:52:24,761 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 00:52:24,763 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 00:52:24,763 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 00:52:24,764 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-30 00:52:24,804 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 00:52:24,805 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 00:52:24,806 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 00:52:24,806 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-30 00:52:24,807 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-30 00:52:24,807 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-30 00:52:24,807 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 00:52:24,807 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 00:52:24,808 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 00:52:24,808 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 00:52:24,808 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 00:52:24,808 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 00:52:24,809 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 00:52:24,809 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 00:52:24,809 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 00:52:24,809 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 00:52:24,809 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 00:52:24,810 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 00:52:24,810 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 00:52:24,810 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 00:52:24,810 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-30 00:52:24,811 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-30 00:52:24,811 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 00:52:24,811 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 00:52:24,811 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-30 00:52:24,811 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 00:52:24,812 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 00:52:24,812 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 00:52:24,812 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 00:52:24,812 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 00:52:24,813 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 00:52:24,813 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-30 00:52:24,813 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 00:52:24,813 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_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 925dc8c19dceaf34d52cf6799d900dc574ec15fe [2020-11-30 00:52:25,177 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 00:52:25,201 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 00:52:25,205 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 00:52:25,207 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 00:52:25,209 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 00:52:25,211 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/../../sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-11-30 00:52:25,298 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/c414db610/7d902526727d487d8fa79471c486b04b/FLAG0ba15a78a [2020-11-30 00:52:25,978 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 00:52:25,978 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/sv-benchmarks/c/pthread-ext/48_ticket_lock_low_contention_vs.i [2020-11-30 00:52:25,992 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/c414db610/7d902526727d487d8fa79471c486b04b/FLAG0ba15a78a [2020-11-30 00:52:26,247 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/bin/ukojak/data/c414db610/7d902526727d487d8fa79471c486b04b [2020-11-30 00:52:26,250 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 00:52:26,251 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 00:52:26,252 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 00:52:26,253 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 00:52:26,259 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 00:52:26,260 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:26,265 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@57eccd01 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26, skipping insertion in model container [2020-11-30 00:52:26,265 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:26,272 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 00:52:26,332 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 00:52:26,534 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:52:26,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:52:26,790 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 00:52:26,818 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-30 00:52:26,852 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 00:52:26,968 INFO L208 MainTranslator]: Completed translation [2020-11-30 00:52:26,970 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26 WrapperNode [2020-11-30 00:52:26,970 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 00:52:26,971 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 00:52:26,972 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 00:52:26,972 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 00:52:26,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:26,996 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,027 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 00:52:27,030 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 00:52:27,030 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 00:52:27,030 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 00:52:27,037 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,038 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,045 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,046 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,055 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,064 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,067 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... [2020-11-30 00:52:27,071 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 00:52:27,072 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 00:52:27,073 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 00:52:27,073 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 00:52:27,073 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 12:52:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_fbe7e0cf-3836-4e01-8563-47dbf6353ec3/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 [2020-11-30 00:52:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 00:52:27,139 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-30 00:52:27,140 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-30 00:52:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-30 00:52:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 00:52:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-30 00:52:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 00:52:27,140 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 00:52:27,141 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-30 00:52:27,141 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 00:52:27,141 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 00:52:27,142 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-30 00:52:28,008 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 00:52:28,008 INFO L298 CfgBuilder]: Removed 13 assume(true) statements. [2020-11-30 00:52:28,010 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:52:28 BoogieIcfgContainer [2020-11-30 00:52:28,010 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 00:52:28,011 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-30 00:52:28,011 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-30 00:52:28,020 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-30 00:52:28,020 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 12:52:28" (1/1) ... [2020-11-30 00:52:28,021 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) [2020-11-30 00:52:28,028 INFO L168 Benchmark]: Toolchain (without parser) took 1775.04 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.0 MB in the beginning and 38.8 MB in the end (delta: -4.8 MB). Peak memory consumption was 7.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:28,029 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:52:28,031 INFO L168 Benchmark]: CACSL2BoogieTranslator took 718.40 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.8 MB in the beginning and 47.0 MB in the end (delta: -13.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:28,031 INFO L168 Benchmark]: Boogie Procedure Inliner took 56.85 ms. Allocated memory is still 69.2 MB. Free memory was 47.0 MB in the beginning and 45.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:28,032 INFO L168 Benchmark]: Boogie Preprocessor took 41.68 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 43.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:28,033 INFO L168 Benchmark]: RCFGBuilder took 937.67 ms. Allocated memory is still 69.2 MB. Free memory was 42.9 MB in the beginning and 40.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. [2020-11-30 00:52:28,034 INFO L168 Benchmark]: CodeCheck took 14.45 ms. Allocated memory is still 69.2 MB. Free memory was 39.6 MB in the beginning and 38.8 MB in the end (delta: 801.6 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 00:52:28,046 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 0.24 ms. Allocated memory is still 56.6 MB. Free memory is still 38.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 718.40 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 33.8 MB in the beginning and 47.0 MB in the end (delta: -13.2 MB). Peak memory consumption was 15.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 56.85 ms. Allocated memory is still 69.2 MB. Free memory was 47.0 MB in the beginning and 45.0 MB in the end (delta: 2.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 41.68 ms. Allocated memory is still 69.2 MB. Free memory was 45.0 MB in the beginning and 43.2 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 937.67 ms. Allocated memory is still 69.2 MB. Free memory was 42.9 MB in the beginning and 40.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 16.7 MB. Max. memory is 16.1 GB. * CodeCheck took 14.45 ms. Allocated memory is still 69.2 MB. Free memory was 39.6 MB in the beginning and 38.8 MB in the end (delta: 801.6 kB). 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...