./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread/fib_bench_longest-1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 69874e26 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_bench_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/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 be28b73eeec51c666d4650a151c0e02a308e2e4a .......................................................................................................................................................................................................... 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_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread/fib_bench_longest-1.i -s /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/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 be28b73eeec51c666d4650a151c0e02a308e2e4a .............................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported --- Real Ultimate output --- This is Ultimate 0.2.0-69874e2 [2020-12-01 16:32:36,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:32:36,282 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:32:36,370 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:32:36,372 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:32:36,381 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:32:36,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:32:36,395 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:32:36,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:32:36,411 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:32:36,413 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:32:36,416 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:32:36,419 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:32:36,423 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:32:36,427 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:32:36,430 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:32:36,432 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:32:36,434 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:32:36,442 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:32:36,447 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:32:36,451 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:32:36,456 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:32:36,460 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:32:36,462 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:32:36,470 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:32:36,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:32:36,471 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:32:36,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:32:36,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:32:36,475 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:32:36,476 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:32:36,477 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:32:36,478 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:32:36,480 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:32:36,482 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:32:36,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:32:36,483 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:32:36,484 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:32:36,484 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:32:36,485 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:32:36,487 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:32:36,488 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Default.epf [2020-12-01 16:32:36,555 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:32:36,571 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:32:36,573 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:32:36,574 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:32:36,575 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:32:36,577 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:32:36,577 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:32:36,578 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:32:36,578 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-12-01 16:32:36,578 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:32:36,579 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:32:36,581 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:32:36,582 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:32:36,582 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:32:36,582 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:32:36,583 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:32:36,583 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:32:36,583 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:32:36,584 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:32:36,584 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:32:36,584 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:32:36,585 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:32:36,586 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:36,586 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:32:36,587 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:32:36,587 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:32:36,587 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2020-12-01 16:32:36,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-12-01 16:32:36,588 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:32:36,591 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_aa7417a0-048b-4834-9948-431f074db67c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be28b73eeec51c666d4650a151c0e02a308e2e4a [2020-12-01 16:32:37,029 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:32:37,094 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:32:37,100 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:32:37,102 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:32:37,104 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:32:37,106 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/../../sv-benchmarks/c/pthread/fib_bench_longest-1.i [2020-12-01 16:32:37,243 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/c7156699b/22d0fd1f3e9242ecb2dc458c6a0dd923/FLAGbb838272e [2020-12-01 16:32:37,971 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:32:37,971 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/sv-benchmarks/c/pthread/fib_bench_longest-1.i [2020-12-01 16:32:38,009 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/c7156699b/22d0fd1f3e9242ecb2dc458c6a0dd923/FLAGbb838272e [2020-12-01 16:32:38,204 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/c7156699b/22d0fd1f3e9242ecb2dc458c6a0dd923 [2020-12-01 16:32:38,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:32:38,217 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:32:38,222 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:38,222 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:32:38,227 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:32:38,229 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:38" (1/1) ... [2020-12-01 16:32:38,231 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@64e644e0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:38, skipping insertion in model container [2020-12-01 16:32:38,232 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:38" (1/1) ... [2020-12-01 16:32:38,242 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:32:38,315 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:32:38,860 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:38,870 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:32:38,920 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:39,002 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:32:39,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39 WrapperNode [2020-12-01 16:32:39,004 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:39,005 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:39,005 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:32:39,005 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:32:39,013 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,028 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,046 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:39,047 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:32:39,048 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:32:39,048 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:32:39,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,056 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,061 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,067 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,071 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,073 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,076 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:32:39,077 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:32:39,077 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:32:39,077 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:32:39,084 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:32:39,142 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:32:39,142 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 16:32:39,143 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 16:32:39,143 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 16:32:39,145 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 16:32:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-12-01 16:32:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:32:39,145 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:32:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:32:39,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-12-01 16:32:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:32:39,147 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:32:39,147 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:32:39,149 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:32:39,555 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:32:39,555 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-01 16:32:39,558 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:39 BoogieIcfgContainer [2020-12-01 16:32:39,558 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:32:39,559 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:32:39,561 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:32:39,575 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:32:39,576 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:39" (1/1) ... [2020-12-01 16:32:39,577 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:32:39,584 INFO L168 Benchmark]: Toolchain (without parser) took 1371.86 ms. Allocated memory is still 117.4 MB. Free memory was 81.0 MB in the beginning and 49.1 MB in the end (delta: 31.9 MB). Peak memory consumption was 28.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,586 INFO L168 Benchmark]: CDTParser took 0.40 ms. Allocated memory is still 117.4 MB. Free memory was 88.5 MB in the beginning and 88.5 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:39,588 INFO L168 Benchmark]: CACSL2BoogieTranslator took 782.02 ms. Allocated memory is still 117.4 MB. Free memory was 80.8 MB in the beginning and 73.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,591 INFO L168 Benchmark]: Boogie Procedure Inliner took 41.97 ms. Allocated memory is still 117.4 MB. Free memory was 73.7 MB in the beginning and 72.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,592 INFO L168 Benchmark]: Boogie Preprocessor took 28.82 ms. Allocated memory is still 117.4 MB. Free memory was 72.1 MB in the beginning and 70.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,594 INFO L168 Benchmark]: RCFGBuilder took 481.08 ms. Allocated memory is still 117.4 MB. Free memory was 70.7 MB in the beginning and 50.2 MB in the end (delta: 20.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,595 INFO L168 Benchmark]: CodeCheck took 21.25 ms. Allocated memory is still 117.4 MB. Free memory was 50.2 MB in the beginning and 49.1 MB in the end (delta: 1.1 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:39,612 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 0.40 ms. Allocated memory is still 117.4 MB. Free memory was 88.5 MB in the beginning and 88.5 MB in the end (delta: 26.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 782.02 ms. Allocated memory is still 117.4 MB. Free memory was 80.8 MB in the beginning and 73.7 MB in the end (delta: 7.1 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 41.97 ms. Allocated memory is still 117.4 MB. Free memory was 73.7 MB in the beginning and 72.1 MB in the end (delta: 1.6 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 28.82 ms. Allocated memory is still 117.4 MB. Free memory was 72.1 MB in the beginning and 70.7 MB in the end (delta: 1.5 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 481.08 ms. Allocated memory is still 117.4 MB. Free memory was 70.7 MB in the beginning and 50.2 MB in the end (delta: 20.4 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * CodeCheck took 21.25 ms. Allocated memory is still 117.4 MB. Free memory was 50.2 MB in the beginning and 49.1 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 0.2.0-69874e2 [2020-12-01 16:32:42,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-12-01 16:32:42,786 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-12-01 16:32:42,844 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-12-01 16:32:42,845 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-12-01 16:32:42,853 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-12-01 16:32:42,856 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-12-01 16:32:42,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-12-01 16:32:42,867 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-12-01 16:32:42,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-12-01 16:32:42,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-12-01 16:32:42,884 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-12-01 16:32:42,893 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-12-01 16:32:42,898 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-12-01 16:32:42,903 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-12-01 16:32:42,906 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-12-01 16:32:42,907 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-12-01 16:32:42,912 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-12-01 16:32:42,917 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-12-01 16:32:42,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-12-01 16:32:42,929 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-12-01 16:32:42,931 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-12-01 16:32:42,935 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-12-01 16:32:42,944 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-12-01 16:32:42,949 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-12-01 16:32:42,955 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-12-01 16:32:42,956 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-12-01 16:32:42,957 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-12-01 16:32:42,960 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-12-01 16:32:42,961 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-12-01 16:32:42,962 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-12-01 16:32:42,963 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-12-01 16:32:42,966 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-12-01 16:32:42,967 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-12-01 16:32:42,969 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-12-01 16:32:42,969 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-12-01 16:32:42,970 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-12-01 16:32:42,971 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-12-01 16:32:42,971 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-12-01 16:32:42,974 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-12-01 16:32:42,975 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-12-01 16:32:42,976 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2020-12-01 16:32:43,030 INFO L113 SettingsManager]: Loading preferences was successful [2020-12-01 16:32:43,031 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-12-01 16:32:43,033 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-12-01 16:32:43,034 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2020-12-01 16:32:43,035 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-12-01 16:32:43,036 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-12-01 16:32:43,036 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-12-01 16:32:43,037 INFO L138 SettingsManager]: * sizeof long=4 [2020-12-01 16:32:43,037 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-12-01 16:32:43,038 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-12-01 16:32:43,039 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-12-01 16:32:43,039 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-12-01 16:32:43,040 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-12-01 16:32:43,040 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-12-01 16:32:43,040 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-12-01 16:32:43,040 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-12-01 16:32:43,040 INFO L138 SettingsManager]: * sizeof long double=12 [2020-12-01 16:32:43,041 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-12-01 16:32:43,041 INFO L138 SettingsManager]: * Use constant arrays=true [2020-12-01 16:32:43,041 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-12-01 16:32:43,041 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2020-12-01 16:32:43,042 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2020-12-01 16:32:43,042 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-12-01 16:32:43,042 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-12-01 16:32:43,043 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:43,043 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-12-01 16:32:43,043 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-12-01 16:32:43,043 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-12-01 16:32:43,044 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-12-01 16:32:43,044 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-12-01 16:32:43,044 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-12-01 16:32:43,044 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-12-01 16:32:43,045 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-12-01 16:32:43,045 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_aa7417a0-048b-4834-9948-431f074db67c/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be28b73eeec51c666d4650a151c0e02a308e2e4a [2020-12-01 16:32:43,541 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-12-01 16:32:43,577 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-12-01 16:32:43,585 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-12-01 16:32:43,587 INFO L271 PluginConnector]: Initializing CDTParser... [2020-12-01 16:32:43,590 INFO L275 PluginConnector]: CDTParser initialized [2020-12-01 16:32:43,592 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/../../sv-benchmarks/c/pthread/fib_bench_longest-1.i [2020-12-01 16:32:43,696 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/558ee9912/620c4b71dcdc4073a18b41fb49d5c1a9/FLAG186f74602 [2020-12-01 16:32:44,392 INFO L306 CDTParser]: Found 1 translation units. [2020-12-01 16:32:44,393 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/sv-benchmarks/c/pthread/fib_bench_longest-1.i [2020-12-01 16:32:44,410 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/558ee9912/620c4b71dcdc4073a18b41fb49d5c1a9/FLAG186f74602 [2020-12-01 16:32:44,680 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/data/558ee9912/620c4b71dcdc4073a18b41fb49d5c1a9 [2020-12-01 16:32:44,684 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-12-01 16:32:44,687 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-12-01 16:32:44,692 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:44,692 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-12-01 16:32:44,696 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-12-01 16:32:44,697 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:44" (1/1) ... [2020-12-01 16:32:44,704 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@547d10af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:44, skipping insertion in model container [2020-12-01 16:32:44,704 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 01.12 04:32:44" (1/1) ... [2020-12-01 16:32:44,714 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-12-01 16:32:44,797 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-12-01 16:32:45,436 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:45,451 INFO L203 MainTranslator]: Completed pre-run [2020-12-01 16:32:45,542 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-12-01 16:32:45,675 INFO L208 MainTranslator]: Completed translation [2020-12-01 16:32:45,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45 WrapperNode [2020-12-01 16:32:45,678 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-12-01 16:32:45,681 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:45,682 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-12-01 16:32:45,682 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-12-01 16:32:45,690 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,753 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-12-01 16:32:45,755 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-12-01 16:32:45,755 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-12-01 16:32:45,755 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-12-01 16:32:45,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,764 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,778 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,778 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,794 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,800 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,813 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... [2020-12-01 16:32:45,826 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-12-01 16:32:45,827 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-12-01 16:32:45,827 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-12-01 16:32:45,827 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-12-01 16:32:45,828 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 01.12 04:32:45" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_aa7417a0-048b-4834-9948-431f074db67c/bin/ukojak/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2020-12-01 16:32:45,926 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2020-12-01 16:32:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2020-12-01 16:32:45,927 INFO L130 BoogieDeclarations]: Found specification of procedure t1 [2020-12-01 16:32:45,927 INFO L138 BoogieDeclarations]: Found implementation of procedure t1 [2020-12-01 16:32:45,928 INFO L130 BoogieDeclarations]: Found specification of procedure t2 [2020-12-01 16:32:45,929 INFO L138 BoogieDeclarations]: Found implementation of procedure t2 [2020-12-01 16:32:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_begin [2020-12-01 16:32:45,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-12-01 16:32:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-12-01 16:32:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-12-01 16:32:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-12-01 16:32:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_atomic_end [2020-12-01 16:32:45,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-12-01 16:32:45,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-12-01 16:32:45,933 WARN L208 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2020-12-01 16:32:46,582 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-12-01 16:32:46,583 INFO L298 CfgBuilder]: Removed 6 assume(true) statements. [2020-12-01 16:32:46,585 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:46 BoogieIcfgContainer [2020-12-01 16:32:46,585 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-12-01 16:32:46,586 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2020-12-01 16:32:46,587 INFO L271 PluginConnector]: Initializing CodeCheck... [2020-12-01 16:32:46,602 INFO L275 PluginConnector]: CodeCheck initialized [2020-12-01 16:32:46,602 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.12 04:32:46" (1/1) ... [2020-12-01 16:32:46,604 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Concurrent programs are currently unsupported at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.initialize(CodeCheckObserver.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:364) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2020-12-01 16:32:46,614 INFO L168 Benchmark]: Toolchain (without parser) took 1923.47 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 33.6 MB in the beginning and 46.8 MB in the end (delta: -13.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:46,616 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 38.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:46,619 INFO L168 Benchmark]: CACSL2BoogieTranslator took 987.14 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 33.4 MB in the beginning and 51.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:46,620 INFO L168 Benchmark]: Boogie Procedure Inliner took 72.10 ms. Allocated memory is still 73.4 MB. Free memory was 51.5 MB in the beginning and 49.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:46,622 INFO L168 Benchmark]: Boogie Preprocessor took 71.56 ms. Allocated memory is still 73.4 MB. Free memory was 49.5 MB in the beginning and 47.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:46,623 INFO L168 Benchmark]: RCFGBuilder took 758.50 ms. Allocated memory is still 73.4 MB. Free memory was 47.7 MB in the beginning and 47.9 MB in the end (delta: -133.6 kB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. [2020-12-01 16:32:46,624 INFO L168 Benchmark]: CodeCheck took 23.41 ms. Allocated memory is still 73.4 MB. Free memory was 47.9 MB in the beginning and 46.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. [2020-12-01 16:32:46,637 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 0.46 ms. Allocated memory is still 56.6 MB. Free memory was 38.2 MB in the beginning and 38.1 MB in the end (delta: 73.4 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 987.14 ms. Allocated memory was 56.6 MB in the beginning and 73.4 MB in the end (delta: 16.8 MB). Free memory was 33.4 MB in the beginning and 51.5 MB in the end (delta: -18.1 MB). Peak memory consumption was 16.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 72.10 ms. Allocated memory is still 73.4 MB. Free memory was 51.5 MB in the beginning and 49.5 MB in the end (delta: 2.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 71.56 ms. Allocated memory is still 73.4 MB. Free memory was 49.5 MB in the beginning and 47.7 MB in the end (delta: 1.7 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * RCFGBuilder took 758.50 ms. Allocated memory is still 73.4 MB. Free memory was 47.7 MB in the beginning and 47.9 MB in the end (delta: -133.6 kB). Peak memory consumption was 16.6 MB. Max. memory is 16.1 GB. * CodeCheck took 23.41 ms. Allocated memory is still 73.4 MB. Free memory was 47.9 MB in the beginning and 46.8 MB in the end (delta: 1.1 MB). There was no memory consumed. Max. memory is 16.1 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...