./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-atomic/szymanski.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_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/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 d7ed3fc81a6baa40baeec77c0043080ce5c04efa ............................................................................................................................................................................................................. 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_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-atomic/szymanski.i -s /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/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 d7ed3fc81a6baa40baeec77c0043080ce5c04efa ................................................................................................................................................................................................................. 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 [2020-11-28 04:42:30,045 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:30,047 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:30,113 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:30,114 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:30,119 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:30,124 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:30,132 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:30,135 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:30,142 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:30,143 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:30,145 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:30,145 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:30,146 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:30,147 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:30,149 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:30,150 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:30,151 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:30,153 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:30,155 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:30,157 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:30,158 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:30,160 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:30,161 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:30,164 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:30,164 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:30,165 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:30,166 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:30,166 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:30,167 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:30,168 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:30,169 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:30,170 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:30,171 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:30,172 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:30,172 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:30,173 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:30,173 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:30,173 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:30,174 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:30,175 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:30,176 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-11-28 04:42:30,203 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:30,204 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:30,204 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:30,205 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:30,205 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:30,206 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:30,206 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:30,206 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:30,206 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-28 04:42:30,206 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:30,207 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:30,208 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:30,208 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:30,208 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:30,208 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:30,208 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:30,209 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:30,209 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:30,209 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:30,209 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:30,209 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:30,210 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-11-28 04:42:30,210 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-28 04:42:30,210 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:30,210 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_f7207ed7-79ef-4153-ae5e-73cfbe840923/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ed3fc81a6baa40baeec77c0043080ce5c04efa [2020-11-28 04:42:30,438 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:30,483 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:30,485 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:30,490 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:30,491 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:30,492 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2020-11-28 04:42:30,597 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/80f248306/ba893ac94b6e4b85a0ca04869f8822eb/FLAGf364cd349 [2020-11-28 04:42:31,184 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:31,185 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/sv-benchmarks/c/pthread-atomic/szymanski.i [2020-11-28 04:42:31,203 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/80f248306/ba893ac94b6e4b85a0ca04869f8822eb/FLAGf364cd349 [2020-11-28 04:42:31,448 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/80f248306/ba893ac94b6e4b85a0ca04869f8822eb [2020-11-28 04:42:31,451 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:31,454 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:31,458 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:31,459 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:31,462 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:31,463 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:31,466 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71b45eba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:31, skipping insertion in model container [2020-11-28 04:42:31,466 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:31" (1/1) ... [2020-11-28 04:42:31,474 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:31,549 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:31,746 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:42:31,953 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:31,966 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:31,993 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:42:32,039 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:32,109 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:32,110 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32 WrapperNode [2020-11-28 04:42:32,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:32,112 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:32,113 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:32,114 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:32,123 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,142 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,159 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:32,160 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:32,161 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:32,161 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:32,168 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,169 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,172 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,172 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,179 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,184 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,186 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,189 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:32,190 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:32,190 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:32,191 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:32,191 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:32" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/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 [2020-11-28 04:42:32,285 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:32,287 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-11-28 04:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:42:32,287 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:42:32,287 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:32,288 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-11-28 04:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:32,289 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-11-28 04:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:32,290 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:32,290 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:32,291 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:32,753 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:32,753 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:42:32,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:32 BoogieIcfgContainer [2020-11-28 04:42:32,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:32,756 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:32,756 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:32,776 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:32,777 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:32" (1/1) ... [2020-11-28 04:42:32,778 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) [2020-11-28 04:42:32,783 INFO L168 Benchmark]: Toolchain (without parser) took 1327.38 ms. Allocated memory is still 92.3 MB. Free memory was 63.5 MB in the beginning and 49.7 MB in the end (delta: 13.8 MB). Peak memory consumption was 13.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,783 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 75.5 MB. Free memory is still 37.7 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:32,784 INFO L168 Benchmark]: CACSL2BoogieTranslator took 652.81 ms. Allocated memory is still 92.3 MB. Free memory was 63.5 MB in the beginning and 49.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,785 INFO L168 Benchmark]: Boogie Procedure Inliner took 47.92 ms. Allocated memory is still 92.3 MB. Free memory was 49.2 MB in the beginning and 47.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,785 INFO L168 Benchmark]: Boogie Preprocessor took 29.20 ms. Allocated memory is still 92.3 MB. Free memory was 47.2 MB in the beginning and 45.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:32,786 INFO L168 Benchmark]: RCFGBuilder took 565.23 ms. Allocated memory is still 92.3 MB. Free memory was 45.6 MB in the beginning and 50.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,787 INFO L168 Benchmark]: CodeCheck took 24.28 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 49.7 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:32,791 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 0.28 ms. Allocated memory is still 75.5 MB. Free memory is still 37.7 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 652.81 ms. Allocated memory is still 92.3 MB. Free memory was 63.5 MB in the beginning and 49.2 MB in the end (delta: 14.3 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 47.92 ms. Allocated memory is still 92.3 MB. Free memory was 49.2 MB in the beginning and 47.2 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 29.20 ms. Allocated memory is still 92.3 MB. Free memory was 47.2 MB in the beginning and 45.9 MB in the end (delta: 1.2 MB). There was no memory consumed. Max. memory is 16.1 GB. * RCFGBuilder took 565.23 ms. Allocated memory is still 92.3 MB. Free memory was 45.6 MB in the beginning and 50.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.0 MB. Max. memory is 16.1 GB. * CodeCheck took 24.28 ms. Allocated memory is still 92.3 MB. Free memory was 50.8 MB in the beginning and 49.7 MB in the end (delta: 1.1 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 [2020-11-28 04:42:35,337 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-28 04:42:35,339 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-28 04:42:35,391 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-28 04:42:35,392 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-28 04:42:35,401 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-28 04:42:35,404 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-28 04:42:35,408 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-28 04:42:35,412 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-28 04:42:35,419 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-28 04:42:35,433 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-28 04:42:35,435 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-28 04:42:35,436 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-28 04:42:35,437 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-28 04:42:35,438 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-28 04:42:35,440 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-28 04:42:35,441 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-28 04:42:35,442 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-28 04:42:35,444 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-28 04:42:35,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-28 04:42:35,449 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-28 04:42:35,451 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-28 04:42:35,452 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-28 04:42:35,453 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-28 04:42:35,457 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-28 04:42:35,457 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-28 04:42:35,458 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-28 04:42:35,459 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-28 04:42:35,459 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-28 04:42:35,461 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-28 04:42:35,461 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-28 04:42:35,462 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-28 04:42:35,463 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-28 04:42:35,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-28 04:42:35,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-28 04:42:35,466 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-28 04:42:35,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-28 04:42:35,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-28 04:42:35,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-28 04:42:35,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-28 04:42:35,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-28 04:42:35,474 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-11-28 04:42:35,519 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-28 04:42:35,520 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-28 04:42:35,522 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-28 04:42:35,522 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-11-28 04:42:35,524 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-11-28 04:42:35,525 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-11-28 04:42:35,525 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-28 04:42:35,525 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-28 04:42:35,526 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-28 04:42:35,526 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-28 04:42:35,527 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-28 04:42:35,527 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-28 04:42:35,528 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-28 04:42:35,528 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-28 04:42:35,528 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-28 04:42:35,528 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-28 04:42:35,529 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-28 04:42:35,529 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-28 04:42:35,529 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-28 04:42:35,529 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-28 04:42:35,530 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-11-28 04:42:35,530 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-11-28 04:42:35,530 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-28 04:42:35,530 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-28 04:42:35,531 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-11-28 04:42:35,531 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-28 04:42:35,531 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-28 04:42:35,531 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-28 04:42:35,532 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-28 04:42:35,532 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-28 04:42:35,532 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-28 04:42:35,532 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-11-28 04:42:35,533 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-28 04:42:35,533 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_f7207ed7-79ef-4153-ae5e-73cfbe840923/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7ed3fc81a6baa40baeec77c0043080ce5c04efa [2020-11-28 04:42:35,951 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-28 04:42:35,973 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-28 04:42:35,976 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-28 04:42:35,977 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-28 04:42:35,978 INFO L275 PluginConnector]: CDTParser initialized [2020-11-28 04:42:35,979 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/../../sv-benchmarks/c/pthread-atomic/szymanski.i [2020-11-28 04:42:36,067 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/90e1d39a1/5b922beae4f14b2bab591f4bd090caac/FLAGd07ac2352 [2020-11-28 04:42:36,773 INFO L306 CDTParser]: Found 1 translation units. [2020-11-28 04:42:36,773 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/sv-benchmarks/c/pthread-atomic/szymanski.i [2020-11-28 04:42:36,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/90e1d39a1/5b922beae4f14b2bab591f4bd090caac/FLAGd07ac2352 [2020-11-28 04:42:37,015 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/bin/ukojak/data/90e1d39a1/5b922beae4f14b2bab591f4bd090caac [2020-11-28 04:42:37,019 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-28 04:42:37,022 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-28 04:42:37,026 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:37,026 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-28 04:42:37,031 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-28 04:42:37,033 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,039 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c0419e6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37, skipping insertion in model container [2020-11-28 04:42:37,039 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-28 04:42:37,121 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-28 04:42:37,345 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:42:37,630 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:37,653 INFO L203 MainTranslator]: Completed pre-run [2020-11-28 04:42:37,684 WARN L612 FunctionHandler]: implicit declaration of function __builtin_bswap16 [2020-11-28 04:42:37,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-28 04:42:37,826 INFO L208 MainTranslator]: Completed translation [2020-11-28 04:42:37,828 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37 WrapperNode [2020-11-28 04:42:37,829 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-28 04:42:37,830 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:37,831 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-28 04:42:37,831 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-28 04:42:37,839 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,875 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,894 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-28 04:42:37,895 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-28 04:42:37,895 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-28 04:42:37,895 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-28 04:42:37,904 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,904 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,908 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,908 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,919 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,926 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,929 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... [2020-11-28 04:42:37,934 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-28 04:42:37,935 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-28 04:42:37,935 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-28 04:42:37,935 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-28 04:42:37,936 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 04:42:37" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_f7207ed7-79ef-4153-ae5e-73cfbe840923/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 [2020-11-28 04:42:37,999 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-11-28 04:42:38,000 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-11-28 04:42:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-28 04:42:38,000 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2020-11-28 04:42:38,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2020-11-28 04:42:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2020-11-28 04:42:38,001 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2020-11-28 04:42:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-11-28 04:42:38,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-28 04:42:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-11-28 04:42:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-28 04:42:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-28 04:42:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-11-28 04:42:38,002 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-28 04:42:38,003 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-28 04:42:38,004 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-11-28 04:42:38,750 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-28 04:42:38,750 INFO L298 CfgBuilder]: Removed 12 assume(true) statements. [2020-11-28 04:42:38,755 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:38 BoogieIcfgContainer [2020-11-28 04:42:38,755 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-28 04:42:38,757 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-11-28 04:42:38,757 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-11-28 04:42:38,769 INFO L275 PluginConnector]: CodeCheck initialized [2020-11-28 04:42:38,770 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 04:42:38" (1/1) ... [2020-11-28 04:42:38,770 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) [2020-11-28 04:42:38,778 INFO L168 Benchmark]: Toolchain (without parser) took 1753.66 ms. Allocated memory is still 75.5 MB. Free memory was 52.5 MB in the beginning and 37.7 MB in the end (delta: 14.8 MB). Peak memory consumption was 15.8 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,779 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 41.7 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-28 04:42:38,781 INFO L168 Benchmark]: CACSL2BoogieTranslator took 803.45 ms. Allocated memory is still 75.5 MB. Free memory was 52.2 MB in the beginning and 36.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,782 INFO L168 Benchmark]: Boogie Procedure Inliner took 63.94 ms. Allocated memory is still 75.5 MB. Free memory was 36.3 MB in the beginning and 34.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,783 INFO L168 Benchmark]: Boogie Preprocessor took 39.01 ms. Allocated memory is still 75.5 MB. Free memory was 34.5 MB in the beginning and 32.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,785 INFO L168 Benchmark]: RCFGBuilder took 820.75 ms. Allocated memory is still 75.5 MB. Free memory was 32.5 MB in the beginning and 38.9 MB in the end (delta: -6.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,785 INFO L168 Benchmark]: CodeCheck took 18.29 ms. Allocated memory is still 75.5 MB. Free memory was 38.9 MB in the beginning and 37.7 MB in the end (delta: 1.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-28 04:42:38,796 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 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 35.5 MB in the beginning and 35.5 MB in the end (delta: 41.7 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 803.45 ms. Allocated memory is still 75.5 MB. Free memory was 52.2 MB in the beginning and 36.3 MB in the end (delta: 15.9 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 63.94 ms. Allocated memory is still 75.5 MB. Free memory was 36.3 MB in the beginning and 34.5 MB in the end (delta: 1.8 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 39.01 ms. Allocated memory is still 75.5 MB. Free memory was 34.5 MB in the beginning and 32.8 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 820.75 ms. Allocated memory is still 75.5 MB. Free memory was 32.5 MB in the beginning and 38.9 MB in the end (delta: -6.4 MB). Peak memory consumption was 12.5 MB. Max. memory is 16.1 GB. * CodeCheck took 18.29 ms. Allocated memory is still 75.5 MB. Free memory was 38.9 MB in the beginning and 37.7 MB in the end (delta: 1.2 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...