./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 38b53e6a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 3427cff38b27502f1724e7992c2bbd22dfeaf576101e50c5b78d18afb7a0563f --- 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-38b53e6 [2022-11-25 22:18:45,794 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-25 22:18:45,797 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-25 22:18:45,840 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-25 22:18:45,840 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-25 22:18:45,844 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-25 22:18:45,863 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-25 22:18:45,867 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-25 22:18:45,869 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-25 22:18:45,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-25 22:18:45,877 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-25 22:18:45,879 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-25 22:18:45,879 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-25 22:18:45,882 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-25 22:18:45,883 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-25 22:18:45,884 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-25 22:18:45,885 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-25 22:18:45,886 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-25 22:18:45,887 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-25 22:18:45,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-25 22:18:45,890 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-25 22:18:45,898 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-25 22:18:45,904 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-25 22:18:45,905 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-25 22:18:45,909 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-25 22:18:45,914 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-25 22:18:45,914 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-25 22:18:45,915 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-25 22:18:45,917 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-25 22:18:45,918 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-25 22:18:45,920 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-25 22:18:45,921 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-25 22:18:45,922 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-25 22:18:45,924 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-25 22:18:45,925 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-25 22:18:45,926 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-25 22:18:45,926 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-25 22:18:45,927 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-25 22:18:45,927 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-25 22:18:45,929 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-25 22:18:45,930 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-25 22:18:45,931 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-25 22:18:45,967 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-25 22:18:45,967 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-25 22:18:45,968 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-25 22:18:45,968 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-25 22:18:45,969 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-25 22:18:45,969 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-25 22:18:45,969 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-25 22:18:45,969 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-25 22:18:45,969 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-25 22:18:45,970 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-25 22:18:45,971 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-25 22:18:45,971 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-25 22:18:45,971 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-25 22:18:45,971 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-25 22:18:45,971 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-25 22:18:45,972 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-25 22:18:45,972 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-25 22:18:45,972 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-25 22:18:45,973 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-25 22:18:45,973 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-25 22:18:45,973 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-25 22:18:45,973 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-25 22:18:45,973 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-25 22:18:45,974 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-25 22:18:45,974 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-25 22:18:45,974 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-25 22:18:45,975 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-25 22:18:45,975 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-25 22:18:45,975 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-25 22:18:45,975 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-25 22:18:45,976 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-25 22:18:45,976 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-25 22:18:45,976 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-25 22:18:45,976 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-25 22:18:45,976 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:18:45,977 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-25 22:18:45,977 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-25 22:18:45,977 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-25 22:18:45,977 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-25 22:18:45,977 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-25 22:18:45,978 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-25 22:18:45,978 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-25 22:18:45,978 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-25 22:18:45,978 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_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3427cff38b27502f1724e7992c2bbd22dfeaf576101e50c5b78d18afb7a0563f [2022-11-25 22:18:46,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-25 22:18:46,381 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-25 22:18:46,384 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-25 22:18:46,385 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-25 22:18:46,386 INFO L275 PluginConnector]: CDTParser initialized [2022-11-25 22:18:46,387 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i [2022-11-25 22:18:49,349 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-25 22:18:49,635 INFO L351 CDTParser]: Found 1 translation units. [2022-11-25 22:18:49,636 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i [2022-11-25 22:18:49,663 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/data/a18ef8f28/827863b7d8e24b8191039b809df231b3/FLAGbbc912ce3 [2022-11-25 22:18:49,682 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/data/a18ef8f28/827863b7d8e24b8191039b809df231b3 [2022-11-25 22:18:49,687 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-25 22:18:49,689 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-25 22:18:49,693 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-25 22:18:49,693 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-25 22:18:49,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-25 22:18:49,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:18:49" (1/1) ... [2022-11-25 22:18:49,701 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76931b29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:49, skipping insertion in model container [2022-11-25 22:18:49,701 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 10:18:49" (1/1) ... [2022-11-25 22:18:49,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-25 22:18:49,760 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-25 22:18:49,991 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_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2022-11-25 22:18:50,218 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:18:50,235 INFO L203 MainTranslator]: Completed pre-run [2022-11-25 22:18:50,251 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_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_true.i[1088,1101] [2022-11-25 22:18:50,294 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-25 22:18:50,350 INFO L208 MainTranslator]: Completed translation [2022-11-25 22:18:50,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50 WrapperNode [2022-11-25 22:18:50,351 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-25 22:18:50,353 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-25 22:18:50,353 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-25 22:18:50,353 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-25 22:18:50,363 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,419 INFO L138 Inliner]: procedures = 163, calls = 22, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 48 [2022-11-25 22:18:50,420 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-25 22:18:50,421 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-25 22:18:50,421 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-25 22:18:50,421 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-25 22:18:50,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,448 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,453 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,457 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,467 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,468 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,470 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,472 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-25 22:18:50,482 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-25 22:18:50,482 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-25 22:18:50,482 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-25 22:18:50,483 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (1/1) ... [2022-11-25 22:18:50,491 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-25 22:18:50,503 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/z3 [2022-11-25 22:18:50,516 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-25 22:18:50,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-25 22:18:50,571 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-25 22:18:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-25 22:18:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-25 22:18:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-25 22:18:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-25 22:18:50,572 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-25 22:18:50,573 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-25 22:18:50,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-25 22:18:50,573 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-25 22:18:50,573 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-25 22:18:50,573 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-25 22:18:50,576 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-25 22:18:50,787 INFO L235 CfgBuilder]: Building ICFG [2022-11-25 22:18:50,789 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-25 22:18:50,959 INFO L276 CfgBuilder]: Performing block encoding [2022-11-25 22:18:50,966 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-25 22:18:50,966 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-25 22:18:50,968 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:18:50 BoogieIcfgContainer [2022-11-25 22:18:50,968 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-25 22:18:50,970 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-25 22:18:50,971 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-25 22:18:50,976 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-25 22:18:50,976 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 25.11 10:18:49" (1/3) ... [2022-11-25 22:18:50,977 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bfac985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:18:50, skipping insertion in model container [2022-11-25 22:18:50,978 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 10:18:50" (2/3) ... [2022-11-25 22:18:50,980 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bfac985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 25.11 10:18:50, skipping insertion in model container [2022-11-25 22:18:50,980 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:18:50" (3/3) ... [2022-11-25 22:18:50,987 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_true.i [2022-11-25 22:18:51,003 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-25 22:18:51,014 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-25 22:18:51,014 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-25 22:18:51,016 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5bfac985 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 25.11 10:18:51, skipping insertion in model container [2022-11-25 22:18:51,017 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-25 22:18:51,018 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-25 22:18:51,018 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-25 22:18:51,018 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-25 22:18:51,019 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 10:18:50" (3/3) ... [2022-11-25 22:18:51,028 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-25 22:18:51,035 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-25 22:18:51,044 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2022-11-25 22:18:51,045 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-25 22:18:51,045 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-25 22:18:51,045 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-25 22:18:51,104 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/witness.graphml [2022-11-25 22:18:51,104 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-25 22:18:51,105 INFO L158 Benchmark]: Toolchain (without parser) took 1415.98ms. Allocated memory is still 159.4MB. Free memory was 126.3MB in the beginning and 94.6MB in the end (delta: 31.7MB). Peak memory consumption was 27.8MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,106 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:18:51,106 INFO L158 Benchmark]: CACSL2BoogieTranslator took 658.68ms. Allocated memory is still 159.4MB. Free memory was 125.5MB in the beginning and 115.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,107 INFO L158 Benchmark]: Boogie Procedure Inliner took 67.12ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 113.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,107 INFO L158 Benchmark]: Boogie Preprocessor took 60.24ms. Allocated memory is still 159.4MB. Free memory was 113.4MB in the beginning and 112.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,107 INFO L158 Benchmark]: RCFGBuilder took 486.83ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 99.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,108 INFO L158 Benchmark]: TraceAbstraction took 46.38ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-25 22:18:51,108 INFO L158 Benchmark]: Witness Printer took 86.12ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 94.6MB in the end (delta: 2.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-25 22:18:51,110 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 125.8MB. Free memory is still 94.2MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 658.68ms. Allocated memory is still 159.4MB. Free memory was 125.5MB in the beginning and 115.3MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 67.12ms. Allocated memory is still 159.4MB. Free memory was 115.3MB in the beginning and 113.4MB in the end (delta: 1.9MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 60.24ms. Allocated memory is still 159.4MB. Free memory was 113.4MB in the beginning and 112.2MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 486.83ms. Allocated memory is still 159.4MB. Free memory was 112.2MB in the beginning and 99.6MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * TraceAbstraction took 46.38ms. Allocated memory is still 159.4MB. Free memory was 98.8MB in the beginning and 97.2MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 86.12ms. Allocated memory is still 159.4MB. Free memory was 97.2MB in the beginning and 94.6MB in the end (delta: 2.6MB). There was no memory consumed. 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! [2022-11-25 22:18:51,136 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_02e42956-22fc-4fa4-bd8d-0f1b5014ae78/bin/utaipan-ByfvJB40ur/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