./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da87230a36c8669a54c71c71718f9b36b6de0312 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c -s /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash da87230a36c8669a54c71c71718f9b36b6de0312 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:36:50,864 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:36:50,867 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:36:50,959 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:36:50,960 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:36:50,961 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:36:50,964 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:36:50,967 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:36:50,969 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:36:50,971 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:36:50,972 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:36:50,974 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:36:50,975 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:36:50,976 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:36:50,978 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:36:50,980 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:36:50,981 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:36:50,982 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:36:50,985 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:36:50,988 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:36:50,991 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:36:50,992 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:36:50,994 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:36:50,996 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:36:51,000 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:36:51,000 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:36:51,001 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:36:51,002 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:36:51,003 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:36:51,004 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:36:51,005 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:36:51,006 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:36:51,007 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:36:51,008 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:36:51,009 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:36:51,010 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:36:51,011 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:36:51,011 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:36:51,012 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:36:51,013 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:36:51,014 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:36:51,018 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-30 02:36:51,066 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:36:51,069 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:36:51,071 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:36:51,071 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:36:51,072 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:36:51,072 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:36:51,072 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-30 02:36:51,072 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:36:51,073 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:36:51,073 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-30 02:36:51,074 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-30 02:36:51,075 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:36:51,075 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-30 02:36:51,075 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-30 02:36:51,075 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-30 02:36:51,076 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:36:51,077 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:36:51,077 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-30 02:36:51,077 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:36:51,077 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:36:51,078 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:36:51,078 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:36:51,078 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:36:51,078 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:36:51,079 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:36:51,079 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:36:51,079 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:36:51,080 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:36:51,080 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:36:51,080 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:36:51,080 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:36:51,081 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:36:51,081 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:36:51,082 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:36:51,082 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:36:51,082 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-30 02:36:51,082 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-30 02:36:51,082 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:36:51,083 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:36:51,083 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:36:51,083 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da87230a36c8669a54c71c71718f9b36b6de0312 [2020-11-30 02:36:51,372 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:36:51,402 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:36:51,407 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:36:51,408 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:36:51,409 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:36:51,410 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/../../sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c [2020-11-30 02:36:51,484 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/c69bd5e71/c1de64944de540a18a4a68ff3e925acd/FLAG9a1acc71e [2020-11-30 02:36:52,092 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:36:52,093 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c [2020-11-30 02:36:52,114 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/c69bd5e71/c1de64944de540a18a4a68ff3e925acd/FLAG9a1acc71e [2020-11-30 02:36:52,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/c69bd5e71/c1de64944de540a18a4a68ff3e925acd [2020-11-30 02:36:52,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:36:52,357 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:36:52,360 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:36:52,360 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:36:52,369 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:36:52,369 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:36:52" (1/1) ... [2020-11-30 02:36:52,371 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1f5e35c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:52, skipping insertion in model container [2020-11-30 02:36:52,372 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:36:52" (1/1) ... [2020-11-30 02:36:52,381 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:36:52,455 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:36:52,996 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:36:53,035 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2020-11-30 02:36:53,035 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@4eecf5ca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:53, skipping insertion in model container [2020-11-30 02:36:53,035 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:36:53,036 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-30 02:36:53,038 INFO L168 Benchmark]: Toolchain (without parser) took 680.18 ms. Allocated memory is still 100.7 MB. Free memory was 71.7 MB in the beginning and 70.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:36:53,039 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory was 59.0 MB in the beginning and 59.0 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:36:53,040 INFO L168 Benchmark]: CACSL2BoogieTranslator took 675.90 ms. Allocated memory is still 100.7 MB. Free memory was 71.7 MB in the beginning and 70.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2020-11-30 02:36:53,042 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 100.7 MB. Free memory was 59.0 MB in the beginning and 59.0 MB in the end (delta: 76.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 675.90 ms. Allocated memory is still 100.7 MB. Free memory was 71.7 MB in the beginning and 70.5 MB in the end (delta: 1.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1040]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-a4ecdab [2020-11-30 02:36:55,465 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-30 02:36:55,468 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-30 02:36:55,505 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-30 02:36:55,505 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-30 02:36:55,507 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-30 02:36:55,509 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-30 02:36:55,513 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-30 02:36:55,515 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-30 02:36:55,517 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-30 02:36:55,518 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-30 02:36:55,520 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-30 02:36:55,521 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-30 02:36:55,523 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-30 02:36:55,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-30 02:36:55,526 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-30 02:36:55,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-30 02:36:55,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-30 02:36:55,532 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-30 02:36:55,536 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-30 02:36:55,538 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-30 02:36:55,540 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-30 02:36:55,542 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-30 02:36:55,544 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-30 02:36:55,548 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-30 02:36:55,549 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-30 02:36:55,550 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-30 02:36:55,551 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-30 02:36:55,552 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-30 02:36:55,553 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-30 02:36:55,554 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-30 02:36:55,555 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-30 02:36:55,556 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-30 02:36:55,557 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-30 02:36:55,559 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-30 02:36:55,560 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-30 02:36:55,561 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-30 02:36:55,561 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-30 02:36:55,562 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-30 02:36:55,563 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-30 02:36:55,564 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-30 02:36:55,565 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-30 02:36:55,614 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-30 02:36:55,614 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-30 02:36:55,617 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-30 02:36:55,617 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-30 02:36:55,617 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-30 02:36:55,618 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-30 02:36:55,618 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-30 02:36:55,618 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-30 02:36:55,618 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-30 02:36:55,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-30 02:36:55,621 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-30 02:36:55,621 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-30 02:36:55,622 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-30 02:36:55,622 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-30 02:36:55,622 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-30 02:36:55,622 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-30 02:36:55,623 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-30 02:36:55,623 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-30 02:36:55,623 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-30 02:36:55,623 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-30 02:36:55,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-30 02:36:55,624 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-30 02:36:55,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-30 02:36:55,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-30 02:36:55,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-30 02:36:55,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-30 02:36:55,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-30 02:36:55,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:36:55,626 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-30 02:36:55,626 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-30 02:36:55,626 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-30 02:36:55,643 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-30 02:36:55,644 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-30 02:36:55,644 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-30 02:36:55,644 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-30 02:36:55,645 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-30 02:36:55,645 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da87230a36c8669a54c71c71718f9b36b6de0312 [2020-11-30 02:36:55,997 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-30 02:36:56,031 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-30 02:36:56,033 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-30 02:36:56,034 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-30 02:36:56,038 INFO L275 PluginConnector]: CDTParser initialized [2020-11-30 02:36:56,039 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/../../sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c [2020-11-30 02:36:56,125 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/ea6869646/495d3b2e5485424ba67a6ce8e65193bb/FLAG37381c7b7 [2020-11-30 02:36:56,789 INFO L306 CDTParser]: Found 1 translation units. [2020-11-30 02:36:56,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/sv-benchmarks/c/openssl/s3_clnt.blast.04.i.cil-1.c [2020-11-30 02:36:56,817 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/ea6869646/495d3b2e5485424ba67a6ce8e65193bb/FLAG37381c7b7 [2020-11-30 02:36:56,982 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/data/ea6869646/495d3b2e5485424ba67a6ce8e65193bb [2020-11-30 02:36:56,986 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-30 02:36:56,987 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-30 02:36:56,989 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-30 02:36:56,990 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-30 02:36:56,994 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-30 02:36:56,995 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:36:56" (1/1) ... [2020-11-30 02:36:56,997 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3592050b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:56, skipping insertion in model container [2020-11-30 02:36:56,998 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 30.11 02:36:56" (1/1) ... [2020-11-30 02:36:57,006 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-30 02:36:57,095 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:36:57,776 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:36:57,814 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-30 02:36:57,832 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-30 02:36:58,020 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:36:58,037 INFO L203 MainTranslator]: Completed pre-run [2020-11-30 02:36:58,168 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-30 02:36:58,192 INFO L208 MainTranslator]: Completed translation [2020-11-30 02:36:58,193 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58 WrapperNode [2020-11-30 02:36:58,193 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-30 02:36:58,194 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-30 02:36:58,195 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-30 02:36:58,195 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-30 02:36:58,203 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,240 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,302 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-30 02:36:58,303 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-30 02:36:58,303 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-30 02:36:58,303 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-30 02:36:58,322 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,336 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,336 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,445 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,454 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,459 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... [2020-11-30 02:36:58,466 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-30 02:36:58,467 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-30 02:36:58,467 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-30 02:36:58,468 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-30 02:36:58,468 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-30 02:36:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-30 02:36:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-11-30 02:36:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-30 02:36:58,574 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2020-11-30 02:36:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-11-30 02:36:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-11-30 02:36:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-30 02:36:58,575 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-30 02:36:58,575 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2020-11-30 02:36:58,876 WARN L798 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-11-30 02:37:11,977 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##85: assume !false; [2020-11-30 02:37:11,978 INFO L751 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##84: assume false; [2020-11-30 02:37:11,985 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-30 02:37:11,986 INFO L298 CfgBuilder]: Removed 9 assume(true) statements. [2020-11-30 02:37:11,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:37:11 BoogieIcfgContainer [2020-11-30 02:37:11,988 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-30 02:37:11,990 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-30 02:37:11,990 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-30 02:37:11,993 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-30 02:37:11,993 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 30.11 02:36:56" (1/3) ... [2020-11-30 02:37:11,994 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e216fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:37:11, skipping insertion in model container [2020-11-30 02:37:11,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 30.11 02:36:58" (2/3) ... [2020-11-30 02:37:11,995 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@44e216fe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 30.11 02:37:11, skipping insertion in model container [2020-11-30 02:37:11,995 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:37:11" (3/3) ... [2020-11-30 02:37:11,997 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_clnt.blast.04.i.cil-1.c [2020-11-30 02:37:12,008 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-30 02:37:12,014 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-11-30 02:37:12,025 INFO L253 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-11-30 02:37:12,064 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-30 02:37:12,065 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-30 02:37:12,065 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-30 02:37:12,065 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-30 02:37:12,065 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-30 02:37:12,066 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-30 02:37:12,066 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-30 02:37:12,066 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-30 02:37:12,085 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states. [2020-11-30 02:37:12,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2020-11-30 02:37:12,093 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:37:12,094 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:37:12,095 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:37:12,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:37:12,102 INFO L82 PathProgramCache]: Analyzing trace with hash -1457695037, now seen corresponding path program 1 times [2020-11-30 02:37:12,117 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:37:12,118 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [548322585] [2020-11-30 02:37:12,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-11-30 02:37:12,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:37:12,428 INFO L263 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 02:37:12,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:37:12,487 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:37:12,487 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:37:12,511 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:37:12,513 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [548322585] [2020-11-30 02:37:12,513 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:37:12,514 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 02:37:12,515 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963178668] [2020-11-30 02:37:12,520 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 02:37:12,520 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:37:12,541 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 02:37:12,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 02:37:12,544 INFO L87 Difference]: Start difference. First operand 130 states. Second operand 4 states. [2020-11-30 02:37:12,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:37:12,790 INFO L93 Difference]: Finished difference Result 488 states and 824 transitions. [2020-11-30 02:37:12,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 02:37:12,792 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 24 [2020-11-30 02:37:12,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:37:12,810 INFO L225 Difference]: With dead ends: 488 [2020-11-30 02:37:12,810 INFO L226 Difference]: Without dead ends: 314 [2020-11-30 02:37:12,816 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 44 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 02:37:12,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-11-30 02:37:12,917 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 314. [2020-11-30 02:37:12,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 314 states. [2020-11-30 02:37:12,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 470 transitions. [2020-11-30 02:37:12,931 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 470 transitions. Word has length 24 [2020-11-30 02:37:12,932 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:37:12,932 INFO L481 AbstractCegarLoop]: Abstraction has 314 states and 470 transitions. [2020-11-30 02:37:12,932 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 02:37:12,932 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 470 transitions. [2020-11-30 02:37:12,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-11-30 02:37:12,944 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:37:12,945 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:37:13,164 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-30 02:37:13,165 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:37:13,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:37:13,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1854239308, now seen corresponding path program 1 times [2020-11-30 02:37:13,168 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:37:13,168 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863721811] [2020-11-30 02:37:13,169 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-11-30 02:37:13,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:37:13,511 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-30 02:37:13,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:37:13,545 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:37:13,546 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-30 02:37:13,568 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-30 02:37:13,570 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863721811] [2020-11-30 02:37:13,571 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:37:13,572 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-30 02:37:13,573 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1606616848] [2020-11-30 02:37:13,578 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-30 02:37:13,579 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-30 02:37:13,581 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-30 02:37:13,581 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 02:37:13,582 INFO L87 Difference]: Start difference. First operand 314 states and 470 transitions. Second operand 4 states. [2020-11-30 02:37:15,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-30 02:37:15,781 INFO L93 Difference]: Finished difference Result 721 states and 1085 transitions. [2020-11-30 02:37:15,786 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-30 02:37:15,786 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 60 [2020-11-30 02:37:15,786 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-30 02:37:15,790 INFO L225 Difference]: With dead ends: 721 [2020-11-30 02:37:15,790 INFO L226 Difference]: Without dead ends: 515 [2020-11-30 02:37:15,794 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 116 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-30 02:37:15,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 515 states. [2020-11-30 02:37:15,858 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 515 to 515. [2020-11-30 02:37:15,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 515 states. [2020-11-30 02:37:15,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 515 states and 768 transitions. [2020-11-30 02:37:15,862 INFO L78 Accepts]: Start accepts. Automaton has 515 states and 768 transitions. Word has length 60 [2020-11-30 02:37:15,863 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-30 02:37:15,863 INFO L481 AbstractCegarLoop]: Abstraction has 515 states and 768 transitions. [2020-11-30 02:37:15,863 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-30 02:37:15,864 INFO L276 IsEmpty]: Start isEmpty. Operand 515 states and 768 transitions. [2020-11-30 02:37:15,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2020-11-30 02:37:15,872 INFO L414 BasicCegarLoop]: Found error trace [2020-11-30 02:37:15,872 INFO L422 BasicCegarLoop]: trace histogram [5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 3, 3, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-30 02:37:16,073 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-30 02:37:16,073 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-30 02:37:16,074 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-30 02:37:16,074 INFO L82 PathProgramCache]: Analyzing trace with hash 465583256, now seen corresponding path program 1 times [2020-11-30 02:37:16,075 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-30 02:37:16,076 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [626711417] [2020-11-30 02:37:16,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-11-30 02:37:16,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:37:16,695 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 02:37:16,702 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:37:16,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 02:37:16,791 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 02:37:16,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 02:37:16,795 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 02:37:16,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-11-30 02:37:16,799 INFO L173 IndexEqualityManager]: detected equality via solver [2020-11-30 02:50:59,495 WARN L195 Executor]: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) stderr output: (error "out of memory") [2020-11-30 02:50:59,496 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [626711417] [2020-11-30 02:50:59,496 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000)Received EOF on stdin. stderr output: (error "out of memory") [2020-11-30 02:50:59,497 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1538923972] [2020-11-30 02:50:59,497 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/cvc4 Starting monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-30 02:51:00,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:51:00,938 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-30 02:51:00,943 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: External (z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000) Connection to SMT solver broken [2020-11-30 02:51:00,943 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [89011722] [2020-11-30 02:51:00,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_1bdb5b09-fdfe-4f1e-88b3-eb92e47aa275/bin/utaipan/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 02:51:01,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-30 02:51:01,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 266 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-30 02:51:01,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-30 02:51:01,216 WARN L332 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: ManagedScript already locked by |v_ULTIMATE.start_main_#t~nondet14_6| [2020-11-30 02:51:01,217 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 0 imperfect interpolant sequences. [2020-11-30 02:51:01,217 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [] total 0 [2020-11-30 02:51:01,217 ERROR L205 FreeRefinementEngine]: Strategy WALRUS failed to provide any proof altough trace is infeasible [2020-11-30 02:51:01,218 INFO L523 BasicCegarLoop]: Counterexample might be feasible [2020-11-30 02:51:01,844 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3,5 cvc4 --incremental --print-success --lang smt --rewrite-divk,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-30 02:51:01,911 WARN L238 ceAbstractionStarter]: Unable to decide correctness. Please check the following counterexample manually. [2020-11-30 02:51:01,911 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 30.11 02:51:01 BoogieIcfgContainer [2020-11-30 02:51:01,911 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-30 02:51:01,912 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-30 02:51:01,912 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-30 02:51:01,913 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-30 02:51:01,913 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 30.11 02:37:11" (3/4) ... [2020-11-30 02:51:01,918 INFO L140 WitnessPrinter]: No result that supports witness generation found [2020-11-30 02:51:01,918 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-30 02:51:01,921 INFO L168 Benchmark]: Toolchain (without parser) took 844932.07 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 58.3 MB in the beginning and 25.5 MB in the end (delta: 32.9 MB). Peak memory consumption was 51.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,922 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 75.5 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-30 02:51:01,923 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1204.22 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 52.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,924 INFO L168 Benchmark]: Boogie Procedure Inliner took 107.50 ms. Allocated memory is still 75.5 MB. Free memory was 51.6 MB in the beginning and 47.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,930 INFO L168 Benchmark]: Boogie Preprocessor took 163.73 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 41.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,932 INFO L168 Benchmark]: RCFGBuilder took 13520.85 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 41.0 MB in the beginning and 38.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,933 INFO L168 Benchmark]: TraceAbstraction took 829922.04 ms. Allocated memory is still 94.4 MB. Free memory was 38.2 MB in the beginning and 26.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,937 INFO L168 Benchmark]: Witness Printer took 6.16 ms. Allocated memory is still 94.4 MB. Free memory was 26.4 MB in the beginning and 25.5 MB in the end (delta: 914.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-30 02:51:01,945 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 75.5 MB. Free memory is still 58.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 1204.22 ms. Allocated memory is still 75.5 MB. Free memory was 58.2 MB in the beginning and 52.0 MB in the end (delta: 6.2 MB). Peak memory consumption was 28.3 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 107.50 ms. Allocated memory is still 75.5 MB. Free memory was 51.6 MB in the beginning and 47.4 MB in the end (delta: 4.2 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 163.73 ms. Allocated memory is still 75.5 MB. Free memory was 47.4 MB in the beginning and 41.1 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13520.85 ms. Allocated memory was 75.5 MB in the beginning and 94.4 MB in the end (delta: 18.9 MB). Free memory was 41.0 MB in the beginning and 38.8 MB in the end (delta: 2.3 MB). Peak memory consumption was 26.2 MB. Max. memory is 16.1 GB. * TraceAbstraction took 829922.04 ms. Allocated memory is still 94.4 MB. Free memory was 38.2 MB in the beginning and 26.4 MB in the end (delta: 11.8 MB). Peak memory consumption was 11.5 MB. Max. memory is 16.1 GB. * Witness Printer took 6.16 ms. Allocated memory is still 94.4 MB. Free memory was 26.4 MB in the beginning and 25.5 MB in the end (delta: 914.8 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - UnprovableResult [Line: 3]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: unable to decide satisfiability of path constraint. Possible FailurePath: [L1044] static int init = 1; [L1045] static SSL_METHOD SSLv3_client_data ; [L1067] SSL *s = (SSL*)malloc(sizeof(SSL)) ; [L1071] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1072] s->ctx = malloc(sizeof(SSL_CTX)) [L1073] s->session = malloc(sizeof(SSL_SESSION)) [L1074] s->state = 12292 [L1075] s->version = __VERIFIER_nondet_int() [L1082] BUF_MEM *buf ; [L1083] unsigned long tmp ; [L1084] unsigned long l ; [L1085] long num1 ; [L1086] void (*cb)() ; [L1087] int ret ; [L1088] int new_state ; [L1089] int state ; [L1090] int skip ; [L1091] int tmp___1 = __VERIFIER_nondet_int() ; [L1092] int tmp___2 = __VERIFIER_nondet_int() ; [L1093] int tmp___3 = __VERIFIER_nondet_int() ; [L1094] int tmp___4 = __VERIFIER_nondet_int() ; [L1095] int tmp___5 = __VERIFIER_nondet_int() ; [L1096] int tmp___6 = __VERIFIER_nondet_int() ; [L1097] int tmp___7 = __VERIFIER_nondet_int() ; [L1098] int tmp___8 = __VERIFIER_nondet_int() ; [L1099] long tmp___9 = __VERIFIER_nondet_long() ; [L1100] int blastFlag ; [L1103] blastFlag = 0 [L1104] s->hit=__VERIFIER_nondet_int () [L1105] s->state = 12292 [L1106] tmp = __VERIFIER_nondet_int() [L1107] cb = (void (*)())((void *)0) [L1108] ret = -1 [L1109] skip = 0 [L1110] EXPR s->info_callback [L1110] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1111] EXPR s->info_callback [L1111] cb = s->info_callback [L1119] EXPR s->in_handshake [L1119] s->in_handshake += 1 [L1120] COND FALSE !(tmp___1 & 12288) [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND TRUE s->state == 4368 [L1292] s->shutdown = 0 [L1293] ret = __VERIFIER_nondet_int() [L1294] COND TRUE blastFlag == 0 [L1295] blastFlag = 1 [L1299] COND FALSE !(ret <= 0) [L1304] s->state = 4384 [L1305] s->init_num = 0 [L1306] EXPR s->bbio [L1306] EXPR s->wbio [L1306] COND TRUE (unsigned long )s->bbio != (unsigned long )s->wbio [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND TRUE s->state == 4384 [L1314] ret = __VERIFIER_nondet_int() [L1315] COND TRUE blastFlag == 1 [L1316] blastFlag = 2 [L1320] COND FALSE !(ret <= 0) [L1325] s->hit [L1325] COND TRUE s->hit [L1326] s->state = 4560 [L1330] s->init_num = 0 [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND TRUE s->state == 4400 [L1334] EXPR s->s3 [L1334] EXPR (s->s3)->tmp.new_cipher [L1334] EXPR ((s->s3)->tmp.new_cipher)->algorithms [L1334] COND FALSE !(((s->s3)->tmp.new_cipher)->algorithms & 256UL) [L1337] ret = __VERIFIER_nondet_int() [L1338] COND TRUE blastFlag == 2 [L1339] blastFlag = 3 [L1347] COND FALSE !(ret <= 0) [L1353] s->state = 4416 [L1354] s->init_num = 0 [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR s->state [L1166] COND TRUE s->state == 4416 [L1358] ret = __VERIFIER_nondet_int() [L1359] COND TRUE blastFlag == 3 [L1360] blastFlag = 4 [L1364] COND FALSE !(ret <= 0) [L1369] s->state = 4432 [L1370] s->init_num = 0 [L1371] COND FALSE !(! tmp___6) [L1602] EXPR s->s3 [L1602] EXPR (s->s3)->tmp.reuse_message [L1602] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1631] skip = 0 [L1130] COND TRUE 1 [L1132] EXPR s->state [L1132] state = s->state [L1133] EXPR s->state [L1133] COND FALSE !(s->state == 12292) [L1136] EXPR s->state [L1136] COND FALSE !(s->state == 16384) [L1139] EXPR s->state [L1139] COND FALSE !(s->state == 4096) [L1142] EXPR s->state [L1142] COND FALSE !(s->state == 20480) [L1145] EXPR s->state [L1145] COND FALSE !(s->state == 4099) [L1148] EXPR s->state [L1148] COND FALSE !(s->state == 4368) [L1151] EXPR s->state [L1151] COND FALSE !(s->state == 4369) [L1154] EXPR s->state [L1154] COND FALSE !(s->state == 4384) [L1157] EXPR s->state [L1157] COND FALSE !(s->state == 4385) [L1160] EXPR s->state [L1160] COND FALSE !(s->state == 4400) [L1163] EXPR s->state [L1163] COND FALSE !(s->state == 4401) [L1166] EXPR s->state [L1166] COND FALSE !(s->state == 4416) [L1169] EXPR s->state [L1169] COND FALSE !(s->state == 4417) [L1172] EXPR s->state [L1172] COND TRUE s->state == 4432 [L1380] ret = __VERIFIER_nondet_int() [L1381] COND TRUE blastFlag == 4 [L3] __assert_fail("0", "s3_clnt.blast.04.i.cil-1.c", 3, "reach_error") - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 130 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNKNOWN, OverallTime: 829.7s, OverallIterations: 3, TraceHistogramMax: 5, AutomataDifference: 2.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 500 SDtfs, 807 SDslu, 678 SDs, 0 SdLazy, 58 SolverSat, 26 SolverUnsat, 1 SolverUnknown, 0 SolverNotchecked, 2.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 164 GetRequests, 160 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=515occurred in iteration=2, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.1s InterpolantComputationTime, 84 NumberOfCodeBlocks, 84 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 164 ConstructedInterpolants, 0 QuantifiedInterpolants, 16630 SizeOfPredicates, 1 NumberOfNonLiveVariables, 301 ConjunctsInSsa, 4 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 66/66 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...