./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 839c364b Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL --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 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:06:57,330 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:06:57,331 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:06:57,368 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:06:57,369 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:06:57,370 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:06:57,372 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:06:57,375 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:06:57,377 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:06:57,378 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:06:57,380 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:06:57,381 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:06:57,382 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:06:57,383 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:06:57,385 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:06:57,386 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:06:57,388 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:06:57,389 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:06:57,392 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:06:57,395 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:06:57,397 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:06:57,403 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:06:57,412 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:06:57,413 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:06:57,417 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:06:57,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:06:57,426 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:06:57,427 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:06:57,428 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:06:57,429 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:06:57,429 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:06:57,430 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:06:57,431 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:06:57,432 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:06:57,433 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:06:57,435 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:06:57,436 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:06:57,437 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:06:57,438 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:06:57,439 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:06:57,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:06:57,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-25 08:06:57,484 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:06:57,484 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:06:57,486 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:06:57,486 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:06:57,487 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:06:57,487 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:06:57,488 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:06:57,488 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 08:06:57,494 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-25 08:06:57,495 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 08:06:57,496 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:06:57,496 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:06:57,496 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:06:57,497 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:06:57,497 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 08:06:57,497 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:06:57,497 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:06:57,498 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:06:57,498 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:06:57,498 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:06:57,498 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:06:57,499 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:06:57,499 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:06:57,499 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:06:57,499 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:06:57,500 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-25 08:06:57,500 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-25 08:06:57,500 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:06:57,500 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_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 [2021-11-25 08:06:57,743 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:06:57,772 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:06:57,776 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:06:57,777 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:06:57,778 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:06:57,780 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-25 08:06:57,862 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/14571b06a/ad95a052cf0e40419430ce93343c716d/FLAG7a52930ba [2021-11-25 08:06:58,407 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:06:58,411 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-25 08:06:58,436 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/14571b06a/ad95a052cf0e40419430ce93343c716d/FLAG7a52930ba [2021-11-25 08:06:58,682 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/14571b06a/ad95a052cf0e40419430ce93343c716d [2021-11-25 08:06:58,685 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:06:58,686 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:06:58,688 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:06:58,689 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:06:58,692 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:06:58,692 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:06:58" (1/1) ... [2021-11-25 08:06:58,694 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e530e72 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:58, skipping insertion in model container [2021-11-25 08:06:58,694 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:06:58" (1/1) ... [2021-11-25 08:06:58,701 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:06:58,737 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:06:59,105 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-25 08:06:59,119 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:06:59,126 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:06:59,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-25 08:06:59,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:06:59,236 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:06:59,236 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59 WrapperNode [2021-11-25 08:06:59,237 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:06:59,238 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:06:59,238 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:06:59,238 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:06:59,248 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,276 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,295 INFO L137 Inliner]: procedures = 170, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 60 [2021-11-25 08:06:59,296 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:06:59,296 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:06:59,297 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:06:59,297 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:06:59,305 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,305 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,307 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,308 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,313 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,317 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,319 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,322 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:06:59,323 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:06:59,323 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:06:59,323 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:06:59,324 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,331 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:06:59,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:06:59,355 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:06:59,367 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:06:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-25 08:06:59,407 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-25 08:06:59,407 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-25 08:06:59,408 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-25 08:06:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-25 08:06:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:06:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:06:59,408 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:06:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-25 08:06:59,409 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:06:59,409 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:06:59,411 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 08:06:59,520 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:06:59,524 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:06:59,739 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:06:59,749 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:06:59,751 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 08:06:59,754 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:06:59 BoogieIcfgContainer [2021-11-25 08:06:59,754 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:06:59,755 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:06:59,756 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:06:59,766 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:06:59,766 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:06:59" (1/1) ... [2021-11-25 08:06:59,767 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-25 08:06:59,772 INFO L158 Benchmark]: Toolchain (without parser) took 1084.17ms. Allocated memory is still 117.4MB. Free memory was 84.1MB in the beginning and 68.0MB in the end (delta: 16.1MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2021-11-25 08:06:59,774 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 35.0MB in the beginning and 34.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:06:59,775 INFO L158 Benchmark]: CACSL2BoogieTranslator took 548.67ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 30.6kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2021-11-25 08:06:59,777 INFO L158 Benchmark]: Boogie Procedure Inliner took 58.25ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 08:06:59,778 INFO L158 Benchmark]: Boogie Preprocessor took 25.80ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2021-11-25 08:06:59,779 INFO L158 Benchmark]: RCFGBuilder took 431.33ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 08:06:59,780 INFO L158 Benchmark]: CodeCheck took 14.36ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 68.0MB in the end (delta: 618.7kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:06:59,792 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 77.6MB. Free memory was 35.0MB in the beginning and 34.9MB in the end (delta: 77.1kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 548.67ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 83.8MB in the end (delta: 30.6kB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 58.25ms. Allocated memory is still 117.4MB. Free memory was 83.8MB in the beginning and 81.7MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.80ms. Allocated memory is still 117.4MB. Free memory was 81.7MB in the beginning and 80.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 431.33ms. Allocated memory is still 117.4MB. Free memory was 80.1MB in the beginning and 68.6MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 14.36ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 68.0MB in the end (delta: 618.7kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:06:59,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/KojakReach.xml -i ../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL --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 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 --- Real Ultimate output --- This is Ultimate 0.2.2-hotfix-svcomp22-839c364 [2021-11-25 08:07:02,188 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-25 08:07:02,192 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-25 08:07:02,247 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-25 08:07:02,247 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-25 08:07:02,252 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-25 08:07:02,254 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-25 08:07:02,258 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-25 08:07:02,262 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-25 08:07:02,267 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-25 08:07:02,271 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-25 08:07:02,273 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-25 08:07:02,273 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-25 08:07:02,276 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-25 08:07:02,278 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-25 08:07:02,282 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-25 08:07:02,284 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-25 08:07:02,286 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-25 08:07:02,289 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-25 08:07:02,296 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-25 08:07:02,298 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-25 08:07:02,299 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-25 08:07:02,302 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-25 08:07:02,304 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-25 08:07:02,313 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-25 08:07:02,313 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-25 08:07:02,314 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-25 08:07:02,316 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-25 08:07:02,316 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-25 08:07:02,317 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-25 08:07:02,318 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-25 08:07:02,319 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-25 08:07:02,320 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-25 08:07:02,321 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-25 08:07:02,323 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-25 08:07:02,323 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-25 08:07:02,324 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-25 08:07:02,324 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-25 08:07:02,324 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-25 08:07:02,326 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-25 08:07:02,327 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-25 08:07:02,328 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2021-11-25 08:07:02,373 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-25 08:07:02,373 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-25 08:07:02,375 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-25 08:07:02,375 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-25 08:07:02,376 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-25 08:07:02,377 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-25 08:07:02,377 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-25 08:07:02,377 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-25 08:07:02,377 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-25 08:07:02,378 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-25 08:07:02,379 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-25 08:07:02,379 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-25 08:07:02,379 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-25 08:07:02,379 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-25 08:07:02,380 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-25 08:07:02,380 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-25 08:07:02,380 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-25 08:07:02,380 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-25 08:07:02,381 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-25 08:07:02,381 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-25 08:07:02,381 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-25 08:07:02,381 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-25 08:07:02,382 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-25 08:07:02,382 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:07:02,382 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-25 08:07:02,382 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-25 08:07:02,383 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-25 08:07:02,383 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-25 08:07:02,383 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-25 08:07:02,383 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-25 08:07:02,383 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2021-11-25 08:07:02,384 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-25 08:07:02,384 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_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9d7936e5b6ec9509cab6289f8b3da6dd07c923c681ccf9d629892aaea9fa54f9 [2021-11-25 08:07:02,774 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-25 08:07:02,795 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-25 08:07:02,798 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-25 08:07:02,800 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-25 08:07:02,800 INFO L275 PluginConnector]: CDTParser initialized [2021-11-25 08:07:02,804 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/../../sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-25 08:07:02,876 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/65b6139ad/abdba1b82f6d43ad954594995009f0a7/FLAGe07c3b1f3 [2021-11-25 08:07:03,438 INFO L306 CDTParser]: Found 1 translation units. [2021-11-25 08:07:03,438 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i [2021-11-25 08:07:03,460 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/65b6139ad/abdba1b82f6d43ad954594995009f0a7/FLAGe07c3b1f3 [2021-11-25 08:07:03,755 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/data/65b6139ad/abdba1b82f6d43ad954594995009f0a7 [2021-11-25 08:07:03,759 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-25 08:07:03,761 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-25 08:07:03,764 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-25 08:07:03,764 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-25 08:07:03,768 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-25 08:07:03,769 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:07:03" (1/1) ... [2021-11-25 08:07:03,770 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd1c175 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:03, skipping insertion in model container [2021-11-25 08:07:03,770 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 08:07:03" (1/1) ... [2021-11-25 08:07:03,778 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-25 08:07:03,835 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-25 08:07:04,278 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-25 08:07:04,297 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:07:04,317 INFO L203 MainTranslator]: Completed pre-run [2021-11-25 08:07:04,371 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/sv-benchmarks/c/pthread-nondet/nondet-loop-bound-2.i[30035,30048] [2021-11-25 08:07:04,376 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-25 08:07:04,416 INFO L208 MainTranslator]: Completed translation [2021-11-25 08:07:04,416 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04 WrapperNode [2021-11-25 08:07:04,416 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-25 08:07:04,417 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-25 08:07:04,418 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-25 08:07:04,418 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-25 08:07:04,425 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,448 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,469 INFO L137 Inliner]: procedures = 173, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 61 [2021-11-25 08:07:04,469 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-25 08:07:04,470 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-25 08:07:04,470 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-25 08:07:04,470 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-25 08:07:04,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,482 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,483 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,491 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,495 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,497 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,501 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-25 08:07:04,502 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-25 08:07:04,503 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-25 08:07:04,503 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-25 08:07:04,504 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,513 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-25 08:07:04,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 [2021-11-25 08:07:04,541 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-25 08:07:04,544 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-25 08:07:04,576 INFO L130 BoogieDeclarations]: Found specification of procedure thr2 [2021-11-25 08:07:04,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thr2 [2021-11-25 08:07:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure thr1 [2021-11-25 08:07:04,577 INFO L138 BoogieDeclarations]: Found implementation of procedure thr1 [2021-11-25 08:07:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-25 08:07:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-25 08:07:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-25 08:07:04,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-25 08:07:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-25 08:07:04,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-25 08:07:04,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-25 08:07:04,579 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-11-25 08:07:04,714 INFO L236 CfgBuilder]: Building ICFG [2021-11-25 08:07:04,716 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-25 08:07:04,922 INFO L277 CfgBuilder]: Performing block encoding [2021-11-25 08:07:04,929 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-25 08:07:04,929 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-25 08:07:04,931 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:07:04 BoogieIcfgContainer [2021-11-25 08:07:04,931 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-25 08:07:04,932 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-25 08:07:04,932 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-25 08:07:04,942 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-25 08:07:04,942 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 08:07:04" (1/1) ... [2021-11-25 08:07:04,943 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:173) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:358) 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) [2021-11-25 08:07:04,947 INFO L158 Benchmark]: Toolchain (without parser) took 1184.09ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 42.0MB in the beginning and 58.5MB in the end (delta: -16.5MB). Peak memory consumption was 3.4MB. Max. memory is 16.1GB. [2021-11-25 08:07:04,947 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:07:04,948 INFO L158 Benchmark]: CACSL2BoogieTranslator took 652.45ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-25 08:07:04,949 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.79ms. Allocated memory is still 62.9MB. Free memory was 36.9MB in the beginning and 34.7MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2021-11-25 08:07:04,949 INFO L158 Benchmark]: Boogie Preprocessor took 31.82ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 33.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:07:04,950 INFO L158 Benchmark]: RCFGBuilder took 428.89ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 33.0MB in the beginning and 59.6MB in the end (delta: -26.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. [2021-11-25 08:07:04,951 INFO L158 Benchmark]: CodeCheck took 12.63ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 58.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-25 08:07:04,954 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:173) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 62.9MB. Free memory was 44.5MB in the beginning and 44.4MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 652.45ms. Allocated memory is still 62.9MB. Free memory was 41.8MB in the beginning and 36.9MB in the end (delta: 5.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.79ms. Allocated memory is still 62.9MB. Free memory was 36.9MB in the beginning and 34.7MB in the end (delta: 2.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 31.82ms. Allocated memory is still 62.9MB. Free memory was 34.7MB in the beginning and 33.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 428.89ms. Allocated memory was 62.9MB in the beginning and 83.9MB in the end (delta: 21.0MB). Free memory was 33.0MB in the beginning and 59.6MB in the end (delta: -26.6MB). Peak memory consumption was 10.4MB. Max. memory is 16.1GB. * CodeCheck took 12.63ms. Allocated memory is still 83.9MB. Free memory was 59.6MB in the beginning and 58.5MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-25 08:07:05,003 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ddf4feff-827a-457a-ad9d-06865c89ea80/bin/ukojak-d1pc8ZmBRL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Concurrent programs are currently unsupported