./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 57096758 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs --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 0d894f20c11679e57f8585ab55f509c94800a131 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs --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 0d894f20c11679e57f8585ab55f509c94800a131 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-5709675 [2021-10-16 01:59:29,474 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:59:29,477 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:59:29,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:59:29,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:59:29,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:59:29,518 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:59:29,520 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:59:29,523 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:59:29,524 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:59:29,526 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:59:29,528 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:59:29,528 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:59:29,530 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:59:29,532 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:59:29,534 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:59:29,535 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:59:29,537 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:59:29,540 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:59:29,542 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:59:29,545 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:59:29,547 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:59:29,549 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:59:29,554 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:59:29,558 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:59:29,565 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:59:29,566 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:59:29,567 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:59:29,569 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:59:29,570 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:59:29,571 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:59:29,572 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:59:29,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:59:29,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:59:29,578 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:59:29,578 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:59:29,579 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:59:29,580 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:59:29,580 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:59:29,581 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:59:29,582 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:59:29,583 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-16 01:59:29,633 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:59:29,634 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:59:29,636 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 01:59:29,636 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 01:59:29,637 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 01:59:29,637 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 01:59:29,637 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-16 01:59:29,637 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 01:59:29,644 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 01:59:29,644 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-16 01:59:29,645 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-16 01:59:29,646 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 01:59:29,646 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-16 01:59:29,646 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-16 01:59:29,646 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-16 01:59:29,647 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:59:29,648 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:59:29,648 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-16 01:59:29,648 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:59:29,648 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:59:29,649 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:59:29,649 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:59:29,649 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:59:29,649 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 01:59:29,650 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:59:29,650 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:59:29,650 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:59:29,650 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:59:29,651 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:59:29,651 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:59:29,651 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:59:29,651 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:59:29,652 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:59:29,652 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:59:29,652 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-16 01:59:29,653 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-16 01:59:29,653 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:59:29,653 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 01:59:29,653 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 01:59:29,654 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_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d894f20c11679e57f8585ab55f509c94800a131 [2021-10-16 01:59:29,990 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:59:30,037 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:59:30,040 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:59:30,041 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:59:30,042 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:59:30,043 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-10-16 01:59:30,144 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/beba0154e/a86a90a4c23140c885d95d3f150368bf/FLAGf3e31f42b [2021-10-16 01:59:30,831 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:59:30,831 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-10-16 01:59:30,862 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/beba0154e/a86a90a4c23140c885d95d3f150368bf/FLAGf3e31f42b [2021-10-16 01:59:31,028 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/beba0154e/a86a90a4c23140c885d95d3f150368bf [2021-10-16 01:59:31,030 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:59:31,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:59:31,034 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:59:31,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:59:31,038 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:59:31,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:31" (1/1) ... [2021-10-16 01:59:31,040 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@13867ba5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:31, skipping insertion in model container [2021-10-16 01:59:31,040 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:31" (1/1) ... [2021-10-16 01:59:31,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:59:31,120 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:59:31,612 WARN L228 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_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-10-16 01:59:31,634 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:59:31,650 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) [2021-10-16 01:59:31,650 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@132a4dd8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:31, skipping insertion in model container [2021-10-16 01:59:31,651 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:59:31,651 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-16 01:59:31,653 INFO L168 Benchmark]: Toolchain (without parser) took 619.88 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.8 MB in the beginning and 89.7 MB in the end (delta: -33.9 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 01:59:31,654 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 92.3 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 01:59:31,655 INFO L168 Benchmark]: CACSL2BoogieTranslator took 617.21 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.6 MB in the beginning and 89.7 MB in the end (delta: -34.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 01:59:31,657 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 92.3 MB. Free memory was 64.2 MB in the beginning and 64.2 MB in the end (delta: 21.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 617.21 ms. Allocated memory was 92.3 MB in the beginning and 123.7 MB in the end (delta: 31.5 MB). Free memory was 55.6 MB in the beginning and 89.7 MB in the end (delta: -34.1 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 1050]: 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 0.2.1-dev-5709675 [2021-10-16 01:59:33,721 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-16 01:59:33,723 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-16 01:59:33,753 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-16 01:59:33,754 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-16 01:59:33,756 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-16 01:59:33,757 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-16 01:59:33,760 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-16 01:59:33,762 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-16 01:59:33,763 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-16 01:59:33,765 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-16 01:59:33,766 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-16 01:59:33,767 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-16 01:59:33,768 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-16 01:59:33,770 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-16 01:59:33,772 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-16 01:59:33,773 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-16 01:59:33,774 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-16 01:59:33,777 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-16 01:59:33,779 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-16 01:59:33,781 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-16 01:59:33,783 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-16 01:59:33,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-16 01:59:33,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-16 01:59:33,789 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-16 01:59:33,790 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-16 01:59:33,790 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-16 01:59:33,792 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-16 01:59:33,792 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-16 01:59:33,794 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-16 01:59:33,794 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-16 01:59:33,795 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-16 01:59:33,796 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-16 01:59:33,797 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-16 01:59:33,799 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-16 01:59:33,799 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-16 01:59:33,800 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-16 01:59:33,801 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-16 01:59:33,801 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-16 01:59:33,802 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-16 01:59:33,803 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-16 01:59:33,804 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-16 01:59:33,831 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-16 01:59:33,837 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-16 01:59:33,838 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-16 01:59:33,838 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-16 01:59:33,838 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-16 01:59:33,838 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-16 01:59:33,839 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-16 01:59:33,839 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-16 01:59:33,839 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-16 01:59:33,840 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-16 01:59:33,841 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-16 01:59:33,841 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-16 01:59:33,841 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-16 01:59:33,842 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-16 01:59:33,842 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-16 01:59:33,842 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-16 01:59:33,844 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-16 01:59:33,845 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-16 01:59:33,845 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-16 01:59:33,845 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-16 01:59:33,845 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-16 01:59:33,846 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-16 01:59:33,846 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-16 01:59:33,846 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-16 01:59:33,846 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-16 01:59:33,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-16 01:59:33,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:59:33,847 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-16 01:59:33,848 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-16 01:59:33,848 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-16 01:59:33,848 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-16 01:59:33,849 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-16 01:59:33,849 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-16 01:59:33,849 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-16 01:59:33,849 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-16 01:59:33,850 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0d894f20c11679e57f8585ab55f509c94800a131 [2021-10-16 01:59:34,260 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-16 01:59:34,282 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-16 01:59:34,284 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-16 01:59:34,286 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-16 01:59:34,286 INFO L275 PluginConnector]: CDTParser initialized [2021-10-16 01:59:34,287 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/../../sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-10-16 01:59:34,355 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/95296ec10/c640581894e34d6097cf20cc82fd87b5/FLAG46fabd175 [2021-10-16 01:59:34,954 INFO L306 CDTParser]: Found 1 translation units. [2021-10-16 01:59:34,954 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c [2021-10-16 01:59:34,982 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/95296ec10/c640581894e34d6097cf20cc82fd87b5/FLAG46fabd175 [2021-10-16 01:59:35,220 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/data/95296ec10/c640581894e34d6097cf20cc82fd87b5 [2021-10-16 01:59:35,228 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-16 01:59:35,230 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-16 01:59:35,233 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-16 01:59:35,233 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-16 01:59:35,236 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-16 01:59:35,237 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:35" (1/1) ... [2021-10-16 01:59:35,239 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@55142776 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:35, skipping insertion in model container [2021-10-16 01:59:35,239 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.10 01:59:35" (1/1) ... [2021-10-16 01:59:35,246 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-16 01:59:35,323 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:59:35,789 WARN L228 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_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-10-16 01:59:35,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:59:35,837 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-16 01:59:35,855 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-16 01:59:35,994 WARN L228 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_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-10-16 01:59:36,006 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:59:36,019 INFO L203 MainTranslator]: Completed pre-run [2021-10-16 01:59:36,121 WARN L228 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_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/sv-benchmarks/c/openssl/s3_srvr.blast.02.i.cil-1.c[72502,72515] [2021-10-16 01:59:36,124 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-16 01:59:36,154 INFO L208 MainTranslator]: Completed translation [2021-10-16 01:59:36,154 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36 WrapperNode [2021-10-16 01:59:36,154 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-16 01:59:36,155 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-16 01:59:36,156 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-16 01:59:36,156 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-16 01:59:36,162 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,192 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,254 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-16 01:59:36,255 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-16 01:59:36,255 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-16 01:59:36,255 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-16 01:59:36,267 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,267 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,282 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,282 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,360 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,370 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,374 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,381 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-16 01:59:36,395 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-16 01:59:36,396 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-16 01:59:36,396 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-16 01:59:36,397 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (1/1) ... [2021-10-16 01:59:36,408 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-16 01:59:36,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/z3 [2021-10-16 01:59:36,440 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-16 01:59:36,457 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-16 01:59:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-16 01:59:36,494 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-16 01:59:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-16 01:59:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-10-16 01:59:36,496 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-16 01:59:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-16 01:59:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-16 01:59:36,497 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-16 01:59:36,497 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-10-16 01:59:36,802 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-10-16 01:59:45,488 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-10-16 01:59:45,489 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-10-16 01:59:45,497 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-16 01:59:45,497 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-10-16 01:59:45,499 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:45 BoogieIcfgContainer [2021-10-16 01:59:45,499 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-16 01:59:45,501 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-16 01:59:45,501 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-16 01:59:45,505 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-16 01:59:45,505 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.10 01:59:35" (1/3) ... [2021-10-16 01:59:45,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9c2600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:45, skipping insertion in model container [2021-10-16 01:59:45,506 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.10 01:59:36" (2/3) ... [2021-10-16 01:59:45,506 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1f9c2600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.10 01:59:45, skipping insertion in model container [2021-10-16 01:59:45,507 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:45" (3/3) ... [2021-10-16 01:59:45,508 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.02.i.cil-1.c [2021-10-16 01:59:45,514 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-16 01:59:45,514 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-10-16 01:59:45,566 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-16 01:59:45,572 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-16 01:59:45,572 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-10-16 01:59:45,592 INFO L276 IsEmpty]: Start isEmpty. Operand has 145 states, 143 states have (on average 1.7062937062937062) internal successors, (244), 144 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:45,600 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-10-16 01:59:45,601 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 01:59:45,602 INFO L512 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 01:59:45,602 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 01:59:45,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:59:45,608 INFO L82 PathProgramCache]: Analyzing trace with hash 1430118927, now seen corresponding path program 1 times [2021-10-16 01:59:45,623 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 01:59:45,624 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [629537200] [2021-10-16 01:59:45,624 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:59:45,625 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 01:59:45,625 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 01:59:45,629 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 01:59:45,659 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-10-16 01:59:45,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:59:45,875 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 01:59:45,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:59:46,333 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:59:46,333 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 01:59:46,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:59:46,715 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 01:59:46,716 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [629537200] [2021-10-16 01:59:46,716 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [629537200] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 01:59:46,717 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:59:46,717 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 01:59:46,719 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1095782272] [2021-10-16 01:59:46,733 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 01:59:46,733 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 01:59:46,751 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 01:59:46,752 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 01:59:46,759 INFO L87 Difference]: Start difference. First operand has 145 states, 143 states have (on average 1.7062937062937062) internal successors, (244), 144 states have internal predecessors, (244), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:46,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 01:59:46,987 INFO L93 Difference]: Finished difference Result 539 states and 915 transitions. [2021-10-16 01:59:46,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:59:46,994 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 47 [2021-10-16 01:59:46,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 01:59:47,021 INFO L225 Difference]: With dead ends: 539 [2021-10-16 01:59:47,022 INFO L226 Difference]: Without dead ends: 365 [2021-10-16 01:59:47,027 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 21.1ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 01:59:47,049 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 365 states. [2021-10-16 01:59:47,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 365 to 365. [2021-10-16 01:59:47,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 364 states have (on average 1.521978021978022) internal successors, (554), 364 states have internal predecessors, (554), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:47,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 554 transitions. [2021-10-16 01:59:47,148 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 554 transitions. Word has length 47 [2021-10-16 01:59:47,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 01:59:47,150 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 554 transitions. [2021-10-16 01:59:47,151 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 22.5) internal successors, (90), 4 states have internal predecessors, (90), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:47,151 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 554 transitions. [2021-10-16 01:59:47,171 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-10-16 01:59:47,171 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 01:59:47,172 INFO L512 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1] [2021-10-16 01:59:47,197 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-10-16 01:59:47,392 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 01:59:47,392 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 01:59:47,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:59:47,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1221146161, now seen corresponding path program 1 times [2021-10-16 01:59:47,395 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 01:59:47,395 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [608577430] [2021-10-16 01:59:47,396 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:59:47,396 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 01:59:47,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 01:59:47,397 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 01:59:47,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-10-16 01:59:47,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:59:47,723 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-16 01:59:47,729 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:59:48,192 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:59:48,192 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 01:59:48,706 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-16 01:59:48,706 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 01:59:48,707 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [608577430] [2021-10-16 01:59:48,707 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [608577430] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 01:59:48,707 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:59:48,707 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-10-16 01:59:48,707 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [921329652] [2021-10-16 01:59:48,709 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-16 01:59:48,709 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 01:59:48,710 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-16 01:59:48,711 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 01:59:48,711 INFO L87 Difference]: Start difference. First operand 365 states and 554 transitions. Second operand has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:49,050 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 01:59:49,050 INFO L93 Difference]: Finished difference Result 835 states and 1274 transitions. [2021-10-16 01:59:49,052 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-16 01:59:49,053 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 105 [2021-10-16 01:59:49,053 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 01:59:49,058 INFO L225 Difference]: With dead ends: 835 [2021-10-16 01:59:49,059 INFO L226 Difference]: Without dead ends: 599 [2021-10-16 01:59:49,061 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 17.5ms TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-16 01:59:49,062 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2021-10-16 01:59:49,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 599. [2021-10-16 01:59:49,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 598 states have (on average 1.5183946488294315) internal successors, (908), 598 states have internal predecessors, (908), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:49,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 908 transitions. [2021-10-16 01:59:49,100 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 908 transitions. Word has length 105 [2021-10-16 01:59:49,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 01:59:49,103 INFO L470 AbstractCegarLoop]: Abstraction has 599 states and 908 transitions. [2021-10-16 01:59:49,103 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 36.5) internal successors, (146), 4 states have internal predecessors, (146), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 01:59:49,103 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 908 transitions. [2021-10-16 01:59:49,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-16 01:59:49,107 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 01:59:49,108 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 01:59:49,131 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-10-16 01:59:49,324 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 01:59:49,325 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 01:59:49,327 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 01:59:49,329 INFO L82 PathProgramCache]: Analyzing trace with hash 1960687741, now seen corresponding path program 1 times [2021-10-16 01:59:49,332 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 01:59:49,333 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1900276984] [2021-10-16 01:59:49,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 01:59:49,333 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 01:59:49,334 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 01:59:49,335 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 01:59:49,381 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-10-16 01:59:49,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-16 01:59:50,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 15 conjunts are in the unsatisfiable core [2021-10-16 01:59:50,026 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-16 01:59:50,080 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-16 01:59:50,093 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-16 01:59:50,177 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:50,180 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-10-16 01:59:50,192 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 158 [2021-10-16 01:59:50,727 INFO L354 Elim1Store]: treesize reduction 1607, result has 2.8 percent of original size [2021-10-16 01:59:50,728 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 8 case distinctions, treesize of input 469 treesize of output 441 [2021-10-16 01:59:50,779 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:50,783 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-10-16 01:59:50,801 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 169 treesize of output 158 [2021-10-16 01:59:50,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,822 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,825 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,828 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,835 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,840 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,842 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,845 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,847 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,850 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,858 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,860 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,869 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,880 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,893 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,896 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,904 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:50,944 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 36 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 77 treesize of output 49 [2021-10-16 01:59:51,081 INFO L354 Elim1Store]: treesize reduction 340, result has 2.6 percent of original size [2021-10-16 01:59:51,082 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 62 treesize of output 13 [2021-10-16 01:59:51,099 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,101 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,104 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,106 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,111 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,119 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-16 01:59:51,124 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 10 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 62 treesize of output 13 [2021-10-16 01:59:51,164 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 25 [2021-10-16 01:59:51,174 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 10 [2021-10-16 01:59:51,600 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-10-16 01:59:51,600 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-16 01:59:52,145 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,147 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-10-16 01:59:52,153 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,156 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-10-16 01:59:52,306 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,313 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 287 [2021-10-16 01:59:52,322 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,325 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 404 [2021-10-16 01:59:52,335 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,337 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-10-16 01:59:52,350 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-10-16 01:59:52,353 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 578 [2021-10-16 01:59:52,657 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-10-16 01:59:52,657 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-10-16 01:59:52,657 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1900276984] [2021-10-16 01:59:52,658 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1900276984] provided 2 perfect and 0 imperfect interpolant sequences [2021-10-16 01:59:52,658 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-10-16 01:59:52,658 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-10-16 01:59:52,659 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1874566783] [2021-10-16 01:59:52,659 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-16 01:59:52,660 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-16 01:59:52,660 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-16 01:59:52,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-10-16 01:59:52,661 INFO L87 Difference]: Start difference. First operand 599 states and 908 transitions. Second operand has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:00:21,908 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-16 02:00:21,909 INFO L93 Difference]: Finished difference Result 1195 states and 1812 transitions. [2021-10-16 02:00:21,911 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-16 02:00:21,912 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 127 [2021-10-16 02:00:21,912 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-16 02:00:21,916 INFO L225 Difference]: With dead ends: 1195 [2021-10-16 02:00:21,916 INFO L226 Difference]: Without dead ends: 599 [2021-10-16 02:00:21,918 INFO L781 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 299.3ms TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-10-16 02:00:21,919 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 599 states. [2021-10-16 02:00:21,938 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 599 to 599. [2021-10-16 02:00:21,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 599 states, 598 states have (on average 1.5167224080267558) internal successors, (907), 598 states have internal predecessors, (907), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:00:21,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 599 states to 599 states and 907 transitions. [2021-10-16 02:00:21,943 INFO L78 Accepts]: Start accepts. Automaton has 599 states and 907 transitions. Word has length 127 [2021-10-16 02:00:21,944 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-16 02:00:21,944 INFO L470 AbstractCegarLoop]: Abstraction has 599 states and 907 transitions. [2021-10-16 02:00:21,944 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.125) internal successors, (73), 8 states have internal predecessors, (73), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-16 02:00:21,944 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 907 transitions. [2021-10-16 02:00:21,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-10-16 02:00:21,947 INFO L504 BasicCegarLoop]: Found error trace [2021-10-16 02:00:21,948 INFO L512 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-16 02:00:21,972 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-10-16 02:00:22,159 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:00:22,159 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-16 02:00:22,159 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-16 02:00:22,160 INFO L82 PathProgramCache]: Analyzing trace with hash 1254091135, now seen corresponding path program 1 times [2021-10-16 02:00:22,161 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-16 02:00:22,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [921525506] [2021-10-16 02:00:22,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-16 02:00:22,162 INFO L170 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-10-16 02:00:22,162 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat [2021-10-16 02:00:22,165 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-10-16 02:00:22,173 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-10-16 02:00:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 02:00:24,098 INFO L354 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-10-16 02:00:25,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-10-16 02:00:26,240 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-10-16 02:00:26,241 INFO L626 BasicCegarLoop]: Counterexample is feasible [2021-10-16 02:00:26,242 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-16 02:00:26,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-10-16 02:00:26,467 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/mathsat -unsat_core_generation=3 [2021-10-16 02:00:26,473 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-16 02:00:26,655 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 16.10 02:00:26 BoogieIcfgContainer [2021-10-16 02:00:26,655 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-16 02:00:26,656 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-16 02:00:26,656 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-16 02:00:26,657 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-16 02:00:26,657 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.10 01:59:45" (3/4) ... [2021-10-16 02:00:26,659 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-10-16 02:00:26,797 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/witness.graphml [2021-10-16 02:00:26,798 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-16 02:00:26,799 INFO L168 Benchmark]: Toolchain (without parser) took 51568.57 ms. Allocated memory was 65.0 MB in the beginning and 144.7 MB in the end (delta: 79.7 MB). Free memory was 43.4 MB in the beginning and 93.3 MB in the end (delta: -49.9 MB). Peak memory consumption was 31.3 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,799 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-16 02:00:26,800 INFO L168 Benchmark]: CACSL2BoogieTranslator took 922.15 ms. Allocated memory was 65.0 MB in the beginning and 109.1 MB in the end (delta: 44.0 MB). Free memory was 43.1 MB in the beginning and 73.6 MB in the end (delta: -30.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,800 INFO L168 Benchmark]: Boogie Procedure Inliner took 98.58 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 69.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,800 INFO L168 Benchmark]: Boogie Preprocessor took 139.71 ms. Allocated memory is still 109.1 MB. Free memory was 69.0 MB in the beginning and 61.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,801 INFO L168 Benchmark]: RCFGBuilder took 9104.18 ms. Allocated memory is still 109.1 MB. Free memory was 61.6 MB in the beginning and 76.9 MB in the end (delta: -15.3 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,801 INFO L168 Benchmark]: TraceAbstraction took 41154.14 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 76.9 MB in the beginning and 108.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 78.4 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,802 INFO L168 Benchmark]: Witness Printer took 141.67 ms. Allocated memory is still 144.7 MB. Free memory was 108.0 MB in the beginning and 93.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-16 02:00:26,804 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 65.0 MB. Free memory is still 46.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 922.15 ms. Allocated memory was 65.0 MB in the beginning and 109.1 MB in the end (delta: 44.0 MB). Free memory was 43.1 MB in the beginning and 73.6 MB in the end (delta: -30.4 MB). Peak memory consumption was 17.8 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 98.58 ms. Allocated memory is still 109.1 MB. Free memory was 73.6 MB in the beginning and 69.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 139.71 ms. Allocated memory is still 109.1 MB. Free memory was 69.0 MB in the beginning and 61.6 MB in the end (delta: 7.3 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 9104.18 ms. Allocated memory is still 109.1 MB. Free memory was 61.6 MB in the beginning and 76.9 MB in the end (delta: -15.3 MB). Peak memory consumption was 28.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 41154.14 ms. Allocated memory was 109.1 MB in the beginning and 144.7 MB in the end (delta: 35.7 MB). Free memory was 76.9 MB in the beginning and 108.0 MB in the end (delta: -31.0 MB). Peak memory consumption was 78.4 MB. Max. memory is 16.1 GB. * Witness Printer took 141.67 ms. Allocated memory is still 144.7 MB. Free memory was 108.0 MB in the beginning and 93.3 MB in the end (delta: 14.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0ms ErrorAutomatonConstructionTimeTotal, 0.0ms FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0ms ErrorAutomatonConstructionTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeAvg, 0.0ms ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - CounterExampleResult [Line: 1733]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L1054] static int init = 1; [L1055] static SSL_METHOD SSLv3_server_data ; VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1077] SSL *s ; [L1078] int tmp ; [L1082] s = malloc(sizeof(SSL)) [L1083] s->s3 = malloc(sizeof(struct ssl3_state_st)) [L1084] s->ctx = malloc(sizeof(SSL_CTX)) [L1085] s->session = malloc(sizeof(SSL_SESSION)) [L1086] s->state = 8464 [L1088] s->info_callback = (void (*) ()) __VERIFIER_nondet_ulong() [L1089] s->options = __VERIFIER_nondet_ulong() [L1090] s->verify_mode = __VERIFIER_nondet_int() [L1091] EXPR s->session [L1091] (s->session)->peer = (struct x509_st*) __VERIFIER_nondet_ulong() [L1092] EXPR s->s3 [L1092] (s->s3)->tmp.cert_request = __VERIFIER_nondet_int() [L1093] EXPR s->s3 [L1093] (s->s3)->tmp.new_cipher = malloc(sizeof(struct ssl_cipher_st)) [L1094] EXPR s->s3 [L1094] EXPR (s->s3)->tmp.new_cipher [L1094] ((s->s3)->tmp.new_cipher)->algorithms = __VERIFIER_nondet_ulong() [L1095] EXPR s->s3 [L1095] EXPR (s->s3)->tmp.new_cipher [L1095] ((s->s3)->tmp.new_cipher)->algo_strength = __VERIFIER_nondet_ulong() [L1096] COND FALSE !(__VERIFIER_nondet_int()) [L1102] s->cert = malloc(sizeof(struct cert_st)) [L1103] EXPR s->cert [L1103] (s->cert)->pkeys[0].privatekey = (struct evp_pkey_st*) __VERIFIER_nondet_ulong() [L1112] BUF_MEM *buf ; [L1113] unsigned long l ; [L1114] unsigned long Time ; [L1115] unsigned long tmp ; [L1116] void (*cb)() ; [L1117] long num1 ; [L1118] int ret ; [L1119] int new_state ; [L1120] int state ; [L1121] int skip ; [L1122] int got_new_session ; [L1123] int tmp___1 = __VERIFIER_nondet_int() ; [L1124] int tmp___2 = __VERIFIER_nondet_int() ; [L1125] int tmp___3 = __VERIFIER_nondet_int() ; [L1126] int tmp___4 = __VERIFIER_nondet_int() ; [L1127] int tmp___5 = __VERIFIER_nondet_int() ; [L1128] int tmp___6 = __VERIFIER_nondet_int() ; [L1129] int tmp___7 ; [L1130] long tmp___8 = __VERIFIER_nondet_long() ; [L1131] int tmp___9 = __VERIFIER_nondet_int() ; [L1132] int tmp___10 = __VERIFIER_nondet_int() ; [L1133] int blastFlag ; [L1137] blastFlag = 0 [L1138] s->hit=__VERIFIER_nondet_int () [L1139] s->state = 8464 [L1140] tmp = __VERIFIER_nondet_int() [L1141] Time = tmp [L1142] cb = (void (*)())((void *)0) [L1143] ret = -1 [L1144] skip = 0 [L1145] got_new_session = 0 [L1146] EXPR s->info_callback VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1146] COND TRUE (unsigned long )s->info_callback != (unsigned long )((void *)0) [L1147] EXPR s->info_callback [L1147] cb = s->info_callback [L1151] EXPR s->in_handshake [L1151] s->in_handshake += 1 [L1152] COND FALSE !(tmp___1 & 12288) VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1161] EXPR s->cert VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1194] COND TRUE s->state == 8464 [L1354] s->shutdown = 0 [L1355] ret = __VERIFIER_nondet_int() [L1356] COND TRUE blastFlag == 0 [L1357] blastFlag = 1 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1361] COND FALSE !(ret <= 0) [L1366] got_new_session = 1 [L1367] s->state = 8496 [L1368] s->init_num = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1203] COND TRUE s->state == 8496 [L1372] ret = __VERIFIER_nondet_int() [L1373] COND TRUE blastFlag == 1 [L1374] blastFlag = 2 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1382] COND FALSE !(ret <= 0) [L1387] s->hit VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1387] COND TRUE s->hit [L1388] s->state = 8656 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1392] s->init_num = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1260] COND TRUE s->state == 8656 [L1585] EXPR s->session [L1585] EXPR s->s3 [L1585] EXPR (s->s3)->tmp.new_cipher [L1585] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1586] COND FALSE !(! tmp___9) [L1592] ret = __VERIFIER_nondet_int() [L1593] COND TRUE blastFlag == 2 [L1594] blastFlag = 3 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1605] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 3 VAL [init=1, SSLv3_server_data={-1073741889:0}] [L1733] reach_error() VAL [init=1, SSLv3_server_data={-1073741889:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 40907.7ms, OverallIterations: 4, TraceHistogramMax: 4, EmptinessCheckTime: 40.9ms, AutomataDifference: 29902.4ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 13.9ms, PartialOrderReductionTime: 0.0ms, HoareTripleCheckerStatistics: 790 SDtfs, 664 SDslu, 1671 SDs, 0 SdLazy, 377 SolverSat, 20 SolverUnsat, 5 SolverUnknown, 0 SolverNotchecked, 28837.3ms Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 554 GetRequests, 541 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 338.0ms Time, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=599occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: 168.3ms AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 195.7ms SsaConstructionTime, 2419.3ms SatisfiabilityAnalysisTime, 4520.9ms InterpolantComputationTime, 406 NumberOfCodeBlocks, 406 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 552 ConstructedInterpolants, 1 QuantifiedInterpolants, 1223 SizeOfPredicates, 12 NumberOfNonLiveVariables, 792 ConjunctsInSsa, 19 ConjunctsInUnsatCore, 6 InterpolantComputations, 6 PerfectInterpolantSequences, 322/322 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 proved your program to be incorrect! [2021-10-16 02:00:26,878 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_04b6acfe-2b09-4e21-9b62-2e01b1fc7d6d/bin/utaipan-mTDlp9Zugs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request...