./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-data-race.prp --file ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for data races Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! data-race) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-4e7fbc6 [2022-11-23 14:43:30,020 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 14:43:30,022 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 14:43:30,043 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 14:43:30,044 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 14:43:30,045 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 14:43:30,047 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 14:43:30,048 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 14:43:30,050 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 14:43:30,051 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 14:43:30,052 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 14:43:30,053 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 14:43:30,054 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 14:43:30,055 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 14:43:30,056 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 14:43:30,057 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 14:43:30,058 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 14:43:30,063 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 14:43:30,065 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 14:43:30,070 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 14:43:30,074 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 14:43:30,075 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 14:43:30,077 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 14:43:30,077 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 14:43:30,081 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 14:43:30,082 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 14:43:30,082 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 14:43:30,083 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 14:43:30,083 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 14:43:30,084 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 14:43:30,085 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 14:43:30,086 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 14:43:30,086 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 14:43:30,087 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 14:43:30,088 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 14:43:30,089 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 14:43:30,089 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 14:43:30,090 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 14:43:30,090 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 14:43:30,091 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 14:43:30,092 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 14:43:30,093 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/config/svcomp-DataRace-32bit-Taipan_Default.epf [2022-11-23 14:43:30,117 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 14:43:30,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 14:43:30,118 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 14:43:30,118 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 14:43:30,119 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 14:43:30,119 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 14:43:30,119 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 14:43:30,119 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 14:43:30,119 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 14:43:30,120 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 14:43:30,120 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 14:43:30,120 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 14:43:30,120 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 14:43:30,120 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 14:43:30,121 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 14:43:30,121 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 14:43:30,121 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 14:43:30,121 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 14:43:30,122 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 14:43:30,122 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-23 14:43:30,123 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-23 14:43:30,123 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 14:43:30,123 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-23 14:43:30,123 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 14:43:30,123 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 14:43:30,124 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 14:43:30,124 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 14:43:30,124 INFO L138 SettingsManager]: * Check absence of data races in concurrent programs=true [2022-11-23 14:43:30,124 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-23 14:43:30,124 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 14:43:30,125 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 14:43:30,125 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 14:43:30,125 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 14:43:30,125 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 14:43:30,126 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:43:30,126 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 14:43:30,126 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 14:43:30,126 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 14:43:30,126 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 14:43:30,127 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 14:43:30,127 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 14:43:30,127 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 14:43:30,127 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 14:43:30,127 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_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! data-race) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 89785c0d24fcdefc69967ffaff157c690c4dc9452939a731c93e500faa24c4d7 [2022-11-23 14:43:30,419 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 14:43:30,457 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 14:43:30,460 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 14:43:30,461 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 14:43:30,462 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 14:43:30,463 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-23 14:43:33,551 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 14:43:33,810 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 14:43:33,810 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-23 14:43:33,822 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/data/2bb72c25c/ff26ec38798b407bad269ef8119cc511/FLAG97b274ee4 [2022-11-23 14:43:33,838 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/data/2bb72c25c/ff26ec38798b407bad269ef8119cc511 [2022-11-23 14:43:33,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 14:43:33,842 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 14:43:33,844 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 14:43:33,844 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 14:43:33,848 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 14:43:33,849 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:43:33" (1/1) ... [2022-11-23 14:43:33,850 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cbf03a3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:33, skipping insertion in model container [2022-11-23 14:43:33,850 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:43:33" (1/1) ... [2022-11-23 14:43:33,858 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 14:43:33,889 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 14:43:34,090 WARN L237 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_eb37d926-b407-4461-b727-f23084d56a24/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i[1102,1115] [2022-11-23 14:43:34,271 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:43:34,285 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 14:43:34,301 WARN L237 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_eb37d926-b407-4461-b727-f23084d56a24/sv-benchmarks/c/goblint-regression/36-apron_41-threadenter-no-locals_unknown_1_pos.i[1102,1115] [2022-11-23 14:43:34,359 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 14:43:34,401 INFO L208 MainTranslator]: Completed translation [2022-11-23 14:43:34,401 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34 WrapperNode [2022-11-23 14:43:34,402 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 14:43:34,403 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 14:43:34,404 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 14:43:34,404 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 14:43:34,412 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,441 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,462 INFO L138 Inliner]: procedures = 162, calls = 12, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 35 [2022-11-23 14:43:34,463 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 14:43:34,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 14:43:34,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 14:43:34,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 14:43:34,473 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,474 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,476 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,476 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,480 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,482 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,484 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,485 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,487 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 14:43:34,488 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 14:43:34,488 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 14:43:34,488 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 14:43:34,489 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (1/1) ... [2022-11-23 14:43:34,496 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 14:43:34,508 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 14:43:34,522 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 14:43:34,555 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 14:43:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 14:43:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 14:43:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 14:43:34,574 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-23 14:43:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-23 14:43:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 14:43:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 14:43:34,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 14:43:34,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 14:43:34,577 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-23 14:43:34,711 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 14:43:34,713 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 14:43:34,823 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 14:43:34,829 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 14:43:34,830 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-23 14:43:34,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:43:34 BoogieIcfgContainer [2022-11-23 14:43:34,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 14:43:34,834 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 14:43:34,834 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 14:43:34,837 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 14:43:34,837 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:43:33" (1/3) ... [2022-11-23 14:43:34,838 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f296e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:43:34, skipping insertion in model container [2022-11-23 14:43:34,838 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:43:34" (2/3) ... [2022-11-23 14:43:34,839 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f296e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:43:34, skipping insertion in model container [2022-11-23 14:43:34,839 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:43:34" (3/3) ... [2022-11-23 14:43:34,840 INFO L112 eAbstractionObserver]: Analyzing ICFG 36-apron_41-threadenter-no-locals_unknown_1_pos.i [2022-11-23 14:43:34,850 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-23 14:43:34,861 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 14:43:34,861 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-23 14:43:34,863 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6f296e18 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:43:34, skipping insertion in model container [2022-11-23 14:43:34,863 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 14:43:34,864 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 14:43:34,864 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 14:43:34,864 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 14:43:34,865 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:43:34" (3/3) ... [2022-11-23 14:43:34,868 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-23 14:43:34,877 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-23 14:43:34,880 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2022-11-23 14:43:34,881 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-23 14:43:34,881 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-23 14:43:34,881 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-23 14:43:34,944 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/witness.graphml [2022-11-23 14:43:34,944 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 14:43:34,946 INFO L158 Benchmark]: Toolchain (without parser) took 1102.76ms. Allocated memory is still 148.9MB. Free memory was 110.4MB in the beginning and 72.6MB in the end (delta: 37.7MB). Peak memory consumption was 37.7MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,946 INFO L158 Benchmark]: CDTParser took 0.68ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:43:34,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 558.75ms. Allocated memory is still 148.9MB. Free memory was 109.8MB in the beginning and 91.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.43ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,948 INFO L158 Benchmark]: Boogie Preprocessor took 23.74ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 88.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 14:43:34,948 INFO L158 Benchmark]: RCFGBuilder took 344.05ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 77.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,949 INFO L158 Benchmark]: TraceAbstraction took 29.53ms. Allocated memory is still 148.9MB. Free memory was 76.8MB in the beginning and 74.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,949 INFO L158 Benchmark]: Witness Printer took 80.26ms. Allocated memory is still 148.9MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-23 14:43:34,957 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.68ms. Allocated memory is still 113.2MB. Free memory is still 86.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 558.75ms. Allocated memory is still 148.9MB. Free memory was 109.8MB in the beginning and 91.5MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.43ms. Allocated memory is still 148.9MB. Free memory was 91.5MB in the beginning and 89.9MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.74ms. Allocated memory is still 148.9MB. Free memory was 89.4MB in the beginning and 88.4MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 344.05ms. Allocated memory is still 148.9MB. Free memory was 88.4MB in the beginning and 77.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29.53ms. Allocated memory is still 148.9MB. Free memory was 76.8MB in the beginning and 74.6MB in the end (delta: 2.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 80.26ms. Allocated memory is still 148.9MB. Free memory was 74.6MB in the beginning and 72.6MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - AllSpecificationsHoldResult: All specifications hold We were not able to verify any specification because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-23 14:43:34,984 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb37d926-b407-4461-b727-f23084d56a24/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (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: TRUE