./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 5e519f3a 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_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/config/svcomp-Overflow-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI --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 9466f27e00e9305501eee0377198b5d988616fcd0740d7b6b046dc1579fad0d0 --- 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-5e519f3 [2022-11-03 04:00:17,829 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 04:00:17,832 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 04:00:17,892 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 04:00:17,893 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 04:00:17,899 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 04:00:17,902 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 04:00:17,907 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 04:00:17,910 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 04:00:17,917 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 04:00:17,918 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 04:00:17,923 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 04:00:17,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 04:00:17,927 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 04:00:17,930 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 04:00:17,933 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 04:00:17,935 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 04:00:17,936 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 04:00:17,938 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 04:00:17,949 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 04:00:17,952 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 04:00:17,954 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 04:00:17,958 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 04:00:17,959 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 04:00:17,970 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 04:00:17,971 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 04:00:17,971 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 04:00:17,973 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 04:00:17,975 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 04:00:17,977 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 04:00:17,977 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 04:00:17,979 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 04:00:17,981 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 04:00:17,983 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 04:00:17,984 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 04:00:17,985 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 04:00:17,986 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 04:00:17,986 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 04:00:17,987 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 04:00:17,988 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 04:00:17,989 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 04:00:17,990 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/config/svcomp-Overflow-32bit-Taipan_Default.epf [2022-11-03 04:00:18,041 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 04:00:18,041 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 04:00:18,042 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 04:00:18,043 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 04:00:18,044 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 04:00:18,044 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 04:00:18,045 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 04:00:18,045 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 04:00:18,046 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 04:00:18,046 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 04:00:18,047 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 04:00:18,048 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 04:00:18,048 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 04:00:18,049 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 04:00:18,049 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 04:00:18,049 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 04:00:18,050 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 04:00:18,050 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 04:00:18,051 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 04:00:18,051 INFO L138 SettingsManager]: * sizeof long=4 [2022-11-03 04:00:18,052 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-11-03 04:00:18,052 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 04:00:18,053 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-11-03 04:00:18,055 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 04:00:18,055 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 04:00:18,055 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 04:00:18,056 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 04:00:18,056 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2022-11-03 04:00:18,057 INFO L138 SettingsManager]: * sizeof long double=12 [2022-11-03 04:00:18,057 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 04:00:18,057 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 04:00:18,058 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 04:00:18,058 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 04:00:18,059 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 04:00:18,059 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:00:18,060 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 04:00:18,060 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 04:00:18,060 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 04:00:18,061 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 04:00:18,061 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 04:00:18,061 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 04:00:18,062 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 04:00:18,062 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 04:00:18,062 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_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9466f27e00e9305501eee0377198b5d988616fcd0740d7b6b046dc1579fad0d0 [2022-11-03 04:00:18,394 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 04:00:18,420 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 04:00:18,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 04:00:18,425 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 04:00:18,426 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 04:00:18,428 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i [2022-11-03 04:00:18,527 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/data/be2cc5ad8/49e8728ea69247f6ac6d0c4d64d4c4c6/FLAGa7f5e207e [2022-11-03 04:00:19,277 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 04:00:19,283 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i [2022-11-03 04:00:19,302 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/data/be2cc5ad8/49e8728ea69247f6ac6d0c4d64d4c4c6/FLAGa7f5e207e [2022-11-03 04:00:19,497 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/data/be2cc5ad8/49e8728ea69247f6ac6d0c4d64d4c4c6 [2022-11-03 04:00:19,502 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 04:00:19,505 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 04:00:19,508 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 04:00:19,508 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 04:00:19,513 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 04:00:19,514 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:19" (1/1) ... [2022-11-03 04:00:19,516 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3786a2b3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:19, skipping insertion in model container [2022-11-03 04:00:19,517 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 04:00:19" (1/1) ... [2022-11-03 04:00:19,526 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 04:00:19,588 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 04:00:19,865 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_95691f7e-212a-4860-b0cf-d93f3e004099/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i[1097,1110] [2022-11-03 04:00:20,044 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:00:20,058 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 04:00:20,072 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_95691f7e-212a-4860-b0cf-d93f3e004099/sv-benchmarks/c/goblint-regression/13-privatized_18-first-reads_unknown_2_neg.i[1097,1110] [2022-11-03 04:00:20,103 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 04:00:20,138 INFO L208 MainTranslator]: Completed translation [2022-11-03 04:00:20,139 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20 WrapperNode [2022-11-03 04:00:20,139 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 04:00:20,140 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 04:00:20,140 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 04:00:20,140 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 04:00:20,148 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,174 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,210 INFO L138 Inliner]: procedures = 163, calls = 21, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 55 [2022-11-03 04:00:20,210 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 04:00:20,211 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 04:00:20,212 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 04:00:20,212 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 04:00:20,224 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,224 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,250 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,250 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,255 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,257 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,259 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,260 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,263 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 04:00:20,264 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 04:00:20,264 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 04:00:20,264 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 04:00:20,265 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (1/1) ... [2022-11-03 04:00:20,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 04:00:20,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 04:00:20,317 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 04:00:20,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 04:00:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 04:00:20,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 04:00:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure #PthreadsMutexLock [2022-11-03 04:00:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 04:00:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 04:00:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure t_fun [2022-11-03 04:00:20,364 INFO L138 BoogieDeclarations]: Found implementation of procedure t_fun [2022-11-03 04:00:20,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 04:00:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 04:00:20,365 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 04:00:20,365 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 04:00:20,366 WARN L209 CfgBuilder]: User set CodeBlockSize to LoopFreeBlock but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-11-03 04:00:20,527 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 04:00:20,530 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 04:00:20,694 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 04:00:20,701 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 04:00:20,701 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 04:00:20,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:00:20 BoogieIcfgContainer [2022-11-03 04:00:20,703 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 04:00:20,706 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 04:00:20,707 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 04:00:20,710 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 04:00:20,711 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 04:00:19" (1/3) ... [2022-11-03 04:00:20,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3399fcca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:00:20, skipping insertion in model container [2022-11-03 04:00:20,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 04:00:20" (2/3) ... [2022-11-03 04:00:20,712 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3399fcca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 04:00:20, skipping insertion in model container [2022-11-03 04:00:20,712 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:00:20" (3/3) ... [2022-11-03 04:00:20,714 INFO L112 eAbstractionObserver]: Analyzing ICFG 13-privatized_18-first-reads_unknown_2_neg.i [2022-11-03 04:00:20,723 WARN L145 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2022-11-03 04:00:20,734 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 04:00:20,734 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 0 error locations. [2022-11-03 04:00:20,736 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3399fcca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 04:00:20, skipping insertion in model container [2022-11-03 04:00:20,736 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 04:00:20,737 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 04:00:20,737 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 04:00:20,737 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 04:00:20,738 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 04:00:20" (3/3) ... [2022-11-03 04:00:20,741 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 04:00:20,749 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure t_fun [2022-11-03 04:00:20,752 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2022-11-03 04:00:20,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2022-11-03 04:00:20,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 04:00:20,753 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 04:00:20,790 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 04:00:20,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 04:00:20,792 INFO L158 Benchmark]: Toolchain (without parser) took 1286.58ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 64.8MB in the beginning and 91.5MB in the end (delta: -26.7MB). Peak memory consumption was 20.3MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,793 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 53.2MB in the beginning and 53.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 04:00:20,794 INFO L158 Benchmark]: CACSL2BoogieTranslator took 631.31ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 64.6MB in the beginning and 112.0MB in the end (delta: -47.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,794 INFO L158 Benchmark]: Boogie Procedure Inliner took 70.61ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,795 INFO L158 Benchmark]: Boogie Preprocessor took 51.51ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 108.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,796 INFO L158 Benchmark]: RCFGBuilder took 440.07ms. Allocated memory is still 146.8MB. Free memory was 108.3MB in the beginning and 96.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,796 INFO L158 Benchmark]: TraceAbstraction took 29.55ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,797 INFO L158 Benchmark]: Witness Printer took 53.51ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-03 04:00:20,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 98.6MB. Free memory was 53.2MB in the beginning and 53.1MB in the end (delta: 76.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 631.31ms. Allocated memory was 98.6MB in the beginning and 146.8MB in the end (delta: 48.2MB). Free memory was 64.6MB in the beginning and 112.0MB in the end (delta: -47.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 70.61ms. Allocated memory is still 146.8MB. Free memory was 112.0MB in the beginning and 109.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 51.51ms. Allocated memory is still 146.8MB. Free memory was 109.9MB in the beginning and 108.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 440.07ms. Allocated memory is still 146.8MB. Free memory was 108.3MB in the beginning and 96.3MB in the end (delta: 12.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * TraceAbstraction took 29.55ms. Allocated memory is still 146.8MB. Free memory was 95.7MB in the beginning and 93.6MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Witness Printer took 53.51ms. Allocated memory is still 146.8MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). 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 specifiation because the program does not contain any specification. RESULT: Ultimate proved your program to be correct! [2022-11-03 04:00:20,883 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_95691f7e-212a-4860-b0cf-d93f3e004099/bin/utaipan-7li7fVZpFI/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