./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8 --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 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:00:26,115 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:00:26,117 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:00:26,163 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:00:26,164 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:00:26,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:00:26,170 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:00:26,175 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:00:26,178 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:00:26,185 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:00:26,187 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:00:26,189 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:00:26,189 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:00:26,193 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:00:26,196 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:00:26,204 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:00:26,206 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:00:26,207 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:00:26,210 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:00:26,217 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:00:26,220 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:00:26,221 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:00:26,224 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:00:26,225 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:00:26,230 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:00:26,231 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:00:26,231 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:00:26,233 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:00:26,233 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:00:26,234 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:00:26,235 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:00:26,236 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:00:26,237 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:00:26,238 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:00:26,239 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:00:26,239 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:00:26,240 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:00:26,240 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:00:26,240 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:00:26,241 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:00:26,242 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:00:26,243 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-11-07 02:00:26,271 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:00:26,271 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:00:26,272 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:00:26,273 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:00:26,273 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:00:26,273 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:00:26,273 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 02:00:26,274 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:00:26,274 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:00:26,274 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 02:00:26,274 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 02:00:26,275 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:00:26,275 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 02:00:26,275 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 02:00:26,275 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 02:00:26,276 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:00:26,277 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:00:26,277 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 02:00:26,277 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:00:26,277 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:00:26,277 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:00:26,278 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:00:26,278 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:00:26,278 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:00:26,278 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:00:26,279 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:00:26,279 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:00:26,279 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:00:26,279 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:00:26,280 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:00:26,280 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:26,280 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:00:26,281 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:00:26,281 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:00:26,281 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 02:00:26,281 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 02:00:26,282 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:00:26,282 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:00:26,282 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:00:26,282 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 [2021-11-07 02:00:26,544 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:00:26,576 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:00:26,579 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:00:26,580 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:00:26,581 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:00:26,582 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2021-11-07 02:00:26,657 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/ec3cc8ab0/f84e7f8a2d324e859892f938e13f85d3/FLAGccda3ad66 [2021-11-07 02:00:27,260 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:00:27,260 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2021-11-07 02:00:27,304 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/ec3cc8ab0/f84e7f8a2d324e859892f938e13f85d3/FLAGccda3ad66 [2021-11-07 02:00:27,524 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/ec3cc8ab0/f84e7f8a2d324e859892f938e13f85d3 [2021-11-07 02:00:27,526 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:00:27,528 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:00:27,530 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:27,530 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:00:27,533 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:00:27,534 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:27" (1/1) ... [2021-11-07 02:00:27,535 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b642a05 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:27, skipping insertion in model container [2021-11-07 02:00:27,535 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:27" (1/1) ... [2021-11-07 02:00:27,543 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:00:27,601 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:00:28,064 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2021-11-07 02:00:28,076 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:28,110 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) [2021-11-07 02:00:28,111 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@362c946a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:28, skipping insertion in model container [2021-11-07 02:00:28,111 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:28,112 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 02:00:28,115 INFO L168 Benchmark]: Toolchain (without parser) took 584.64 ms. Allocated memory is still 98.6 MB. Free memory was 59.6 MB in the beginning and 64.8 MB in the end (delta: -5.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:00:28,117 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory was 79.1 MB in the beginning and 79.0 MB in the end (delta: 66.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:00:28,118 INFO L168 Benchmark]: CACSL2BoogieTranslator took 581.94 ms. Allocated memory is still 98.6 MB. Free memory was 59.5 MB in the beginning and 64.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 02:00:28,120 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 98.6 MB. Free memory was 79.1 MB in the beginning and 79.0 MB in the end (delta: 66.4 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 581.94 ms. Allocated memory is still 98.6 MB. Free memory was 59.5 MB in the beginning and 64.8 MB in the end (delta: -5.4 MB). Peak memory consumption was 10.5 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... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8 --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 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 02:00:30,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 02:00:30,368 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 02:00:30,407 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 02:00:30,408 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 02:00:30,410 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 02:00:30,411 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 02:00:30,414 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 02:00:30,416 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 02:00:30,417 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 02:00:30,418 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 02:00:30,419 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 02:00:30,420 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 02:00:30,421 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 02:00:30,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 02:00:30,424 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 02:00:30,425 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 02:00:30,426 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 02:00:30,428 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 02:00:30,431 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 02:00:30,432 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 02:00:30,434 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 02:00:30,435 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 02:00:30,436 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 02:00:30,440 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 02:00:30,440 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 02:00:30,441 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 02:00:30,442 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 02:00:30,442 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 02:00:30,443 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 02:00:30,444 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 02:00:30,445 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 02:00:30,446 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 02:00:30,446 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 02:00:30,448 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 02:00:30,448 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 02:00:30,449 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 02:00:30,449 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 02:00:30,450 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 02:00:30,451 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 02:00:30,451 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 02:00:30,452 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-11-07 02:00:30,494 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 02:00:30,495 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 02:00:30,496 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 02:00:30,497 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 02:00:30,497 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 02:00:30,497 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 02:00:30,497 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 02:00:30,498 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 02:00:30,498 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 02:00:30,498 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 02:00:30,500 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-07 02:00:30,500 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-07 02:00:30,500 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 02:00:30,500 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 02:00:30,501 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 02:00:30,501 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 02:00:30,501 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 02:00:30,501 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 02:00:30,502 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 02:00:30,502 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-07 02:00:30,502 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 02:00:30,502 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 02:00:30,502 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 02:00:30,503 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 02:00:30,503 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 02:00:30,503 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 02:00:30,503 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:30,504 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 02:00:30,504 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 02:00:30,505 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 02:00:30,505 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 02:00:30,505 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 02:00:30,505 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 02:00:30,506 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 02:00:30,506 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 02:00:30,506 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77bf68ba948969a1221675397215385a80fe998a5bd74b2516bc1a677cd2e8b7 [2021-11-07 02:00:30,899 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 02:00:30,920 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 02:00:30,922 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 02:00:30,923 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 02:00:30,924 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 02:00:30,925 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2021-11-07 02:00:30,986 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/4f2d54049/c0f9cdf82c0b456eac739a4cf673607d/FLAGae69aa0a8 [2021-11-07 02:00:31,589 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 02:00:31,589 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c [2021-11-07 02:00:31,612 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/4f2d54049/c0f9cdf82c0b456eac739a4cf673607d/FLAGae69aa0a8 [2021-11-07 02:00:31,836 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/data/4f2d54049/c0f9cdf82c0b456eac739a4cf673607d [2021-11-07 02:00:31,838 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 02:00:31,840 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 02:00:31,841 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:31,842 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 02:00:31,845 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 02:00:31,846 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:31" (1/1) ... [2021-11-07 02:00:31,847 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@18be906f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:31, skipping insertion in model container [2021-11-07 02:00:31,847 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 02:00:31" (1/1) ... [2021-11-07 02:00:31,856 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 02:00:31,931 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:00:32,388 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2021-11-07 02:00:32,412 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:32,435 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 02:00:32,448 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 02:00:32,584 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2021-11-07 02:00:32,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:32,594 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 02:00:32,685 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_a87ca79a-e92f-4364-8dd4-f30b6c94360d/sv-benchmarks/c/openssl/s3_srvr.blast.04.i.cil.c[72500,72513] [2021-11-07 02:00:32,688 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 02:00:32,714 INFO L208 MainTranslator]: Completed translation [2021-11-07 02:00:32,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32 WrapperNode [2021-11-07 02:00:32,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 02:00:32,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:32,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 02:00:32,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 02:00:32,723 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,782 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,852 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 02:00:32,853 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 02:00:32,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 02:00:32,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 02:00:32,863 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,863 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,888 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,888 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,960 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,968 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,980 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:32,991 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 02:00:32,992 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 02:00:32,992 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 02:00:32,992 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 02:00:32,993 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (1/1) ... [2021-11-07 02:00:33,002 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 02:00:33,016 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 02:00:33,027 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 02:00:33,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 02:00:33,103 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 02:00:33,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 02:00:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 02:00:33,105 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-07 02:00:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 02:00:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 02:00:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 02:00:33,106 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 02:00:33,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-07 02:00:33,339 WARN L805 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2021-11-07 02:00:40,703 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##90: assume false; [2021-11-07 02:00:40,703 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##91: assume !false; [2021-11-07 02:00:40,711 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 02:00:40,711 INFO L299 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-07 02:00:40,713 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:40 BoogieIcfgContainer [2021-11-07 02:00:40,714 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 02:00:40,716 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 02:00:40,716 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 02:00:40,719 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 02:00:40,719 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 02:00:31" (1/3) ... [2021-11-07 02:00:40,720 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9ce971f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:40, skipping insertion in model container [2021-11-07 02:00:40,720 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 02:00:32" (2/3) ... [2021-11-07 02:00:40,721 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@9ce971f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 02:00:40, skipping insertion in model container [2021-11-07 02:00:40,721 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:40" (3/3) ... [2021-11-07 02:00:40,722 INFO L111 eAbstractionObserver]: Analyzing ICFG s3_srvr.blast.04.i.cil.c [2021-11-07 02:00:40,727 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 02:00:40,727 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-07 02:00:40,777 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 02:00:40,782 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, mAutomataTypeConcurrency=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 [2021-11-07 02:00:40,782 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-07 02:00:40,806 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) [2021-11-07 02:00:40,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2021-11-07 02:00:40,815 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:40,816 INFO L513 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] [2021-11-07 02:00:40,817 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:40,822 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:40,822 INFO L85 PathProgramCache]: Analyzing trace with hash 1430118927, now seen corresponding path program 1 times [2021-11-07 02:00:40,837 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:00:40,837 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [718620735] [2021-11-07 02:00:40,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:40,838 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:00:40,839 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:00:40,841 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:00:40,841 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 02:00:41,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:41,143 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:00:41,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:00:41,483 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:41,484 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:00:41,772 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:41,773 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:00:41,773 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [718620735] [2021-11-07 02:00:41,774 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [718620735] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:41,774 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:41,774 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:00:41,776 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006832318] [2021-11-07 02:00:41,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:00:41,781 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:00:41,793 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:00:41,794 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:41,797 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) [2021-11-07 02:00:41,937 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:41,937 INFO L93 Difference]: Finished difference Result 542 states and 920 transitions. [2021-11-07 02:00:41,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:00:41,939 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 [2021-11-07 02:00:41,940 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:41,954 INFO L225 Difference]: With dead ends: 542 [2021-11-07 02:00:41,954 INFO L226 Difference]: Without dead ends: 368 [2021-11-07 02:00:41,958 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 90 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:41,974 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 368 states. [2021-11-07 02:00:42,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 368 to 368. [2021-11-07 02:00:42,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 368 states, 367 states have (on average 1.5231607629427792) internal successors, (559), 367 states have internal predecessors, (559), 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) [2021-11-07 02:00:42,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 368 states to 368 states and 559 transitions. [2021-11-07 02:00:42,044 INFO L78 Accepts]: Start accepts. Automaton has 368 states and 559 transitions. Word has length 47 [2021-11-07 02:00:42,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:42,045 INFO L470 AbstractCegarLoop]: Abstraction has 368 states and 559 transitions. [2021-11-07 02:00:42,045 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) [2021-11-07 02:00:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 559 transitions. [2021-11-07 02:00:42,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-07 02:00:42,052 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:42,052 INFO L513 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] [2021-11-07 02:00:42,074 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Ended with exit code 0 [2021-11-07 02:00:42,268 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:00:42,269 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:42,269 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:42,269 INFO L85 PathProgramCache]: Analyzing trace with hash -709781834, now seen corresponding path program 1 times [2021-11-07 02:00:42,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:00:42,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1636585063] [2021-11-07 02:00:42,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:42,272 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:00:42,272 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:00:42,275 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:00:42,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 02:00:42,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:42,613 INFO L263 TraceCheckSpWp]: Trace formula consists of 290 conjuncts, 2 conjunts are in the unsatisfiable core [2021-11-07 02:00:42,619 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:00:43,053 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:43,053 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:00:43,464 INFO L134 CoverageAnalysis]: Checked inductivity of 58 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 02:00:43,465 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:00:43,465 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1636585063] [2021-11-07 02:00:43,465 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1636585063] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:43,465 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:43,465 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2021-11-07 02:00:43,466 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524188731] [2021-11-07 02:00:43,467 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-11-07 02:00:43,467 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:00:43,468 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-11-07 02:00:43,468 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:43,469 INFO L87 Difference]: Start difference. First operand 368 states and 559 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) [2021-11-07 02:00:43,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:00:43,731 INFO L93 Difference]: Finished difference Result 841 states and 1285 transitions. [2021-11-07 02:00:43,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-11-07 02:00:43,733 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 [2021-11-07 02:00:43,733 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:00:43,738 INFO L225 Difference]: With dead ends: 841 [2021-11-07 02:00:43,738 INFO L226 Difference]: Without dead ends: 602 [2021-11-07 02:00:43,740 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 208 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-11-07 02:00:43,742 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-11-07 02:00:43,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 602. [2021-11-07 02:00:43,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 601 states have (on average 1.519134775374376) internal successors, (913), 601 states have internal predecessors, (913), 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) [2021-11-07 02:00:43,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 913 transitions. [2021-11-07 02:00:43,778 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 913 transitions. Word has length 105 [2021-11-07 02:00:43,779 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:00:43,779 INFO L470 AbstractCegarLoop]: Abstraction has 602 states and 913 transitions. [2021-11-07 02:00:43,779 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) [2021-11-07 02:00:43,779 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 913 transitions. [2021-11-07 02:00:43,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-07 02:00:43,786 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:00:43,786 INFO L513 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] [2021-11-07 02:00:43,800 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2021-11-07 02:00:44,001 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:00:44,001 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:00:44,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:00:44,002 INFO L85 PathProgramCache]: Analyzing trace with hash -1128276771, now seen corresponding path program 1 times [2021-11-07 02:00:44,004 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:00:44,004 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [350039153] [2021-11-07 02:00:44,004 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:00:44,004 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:00:44,005 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:00:44,006 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:00:44,041 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-07 02:00:44,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 02:00:44,680 INFO L263 TraceCheckSpWp]: Trace formula consists of 333 conjuncts, 15 conjunts are in the unsatisfiable core [2021-11-07 02:00:44,696 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 02:00:44,743 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 [2021-11-07 02:00:44,767 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 [2021-11-07 02:00:44,839 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:44,846 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-07 02:00:44,858 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 [2021-11-07 02:00:45,316 INFO L354 Elim1Store]: treesize reduction 1607, result has 2.8 percent of original size [2021-11-07 02:00:45,318 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 [2021-11-07 02:00:45,377 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:45,379 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 169 [2021-11-07 02:00:45,390 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 [2021-11-07 02:00:45,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,415 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,418 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,432 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,439 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,441 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,443 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,498 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 [2021-11-07 02:00:45,618 INFO L354 Elim1Store]: treesize reduction 340, result has 2.6 percent of original size [2021-11-07 02:00:45,619 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 [2021-11-07 02:00:45,632 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,644 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,649 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-11-07 02:00:45,655 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 [2021-11-07 02:00:45,692 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 [2021-11-07 02:00:45,697 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 [2021-11-07 02:00:46,098 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-07 02:00:46,098 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 02:00:46,588 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,590 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 181 [2021-11-07 02:00:46,595 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,598 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 238 [2021-11-07 02:00:46,736 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,743 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 287 [2021-11-07 02:00:46,750 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,754 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 404 [2021-11-07 02:00:46,763 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,765 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 461 [2021-11-07 02:00:46,777 INFO L180 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size [2021-11-07 02:00:46,781 INFO L185 QuantifierPusher]: treesize reduction 0, result has 100.0 percent of original size 578 [2021-11-07 02:00:47,079 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 103 trivial. 0 not checked. [2021-11-07 02:00:47,079 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 02:00:47,079 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [350039153] [2021-11-07 02:00:47,079 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [350039153] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 02:00:47,080 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 02:00:47,080 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2021-11-07 02:00:47,080 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1582631019] [2021-11-07 02:00:47,080 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-11-07 02:00:47,081 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 02:00:47,081 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-11-07 02:00:47,081 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-11-07 02:00:47,082 INFO L87 Difference]: Start difference. First operand 602 states and 913 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) [2021-11-07 02:01:05,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 02:01:05,041 INFO L93 Difference]: Finished difference Result 1201 states and 1822 transitions. [2021-11-07 02:01:05,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 02:01:05,044 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 [2021-11-07 02:01:05,045 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 02:01:05,049 INFO L225 Difference]: With dead ends: 1201 [2021-11-07 02:01:05,049 INFO L226 Difference]: Without dead ends: 602 [2021-11-07 02:01:05,050 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 254 GetRequests, 245 SyntacticMatches, 1 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=62, Unknown=0, NotChecked=0, Total=90 [2021-11-07 02:01:05,051 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 602 states. [2021-11-07 02:01:05,068 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 602 to 602. [2021-11-07 02:01:05,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 602 states, 601 states have (on average 1.5174708818635607) internal successors, (912), 601 states have internal predecessors, (912), 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) [2021-11-07 02:01:05,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 602 states to 602 states and 912 transitions. [2021-11-07 02:01:05,074 INFO L78 Accepts]: Start accepts. Automaton has 602 states and 912 transitions. Word has length 127 [2021-11-07 02:01:05,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 02:01:05,074 INFO L470 AbstractCegarLoop]: Abstraction has 602 states and 912 transitions. [2021-11-07 02:01:05,074 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) [2021-11-07 02:01:05,075 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 912 transitions. [2021-11-07 02:01:05,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2021-11-07 02:01:05,077 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 02:01:05,078 INFO L513 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] [2021-11-07 02:01:05,100 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:05,295 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:01:05,295 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-07 02:01:05,296 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 02:01:05,296 INFO L85 PathProgramCache]: Analyzing trace with hash -1834873377, now seen corresponding path program 1 times [2021-11-07 02:01:05,298 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 02:01:05,298 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2099502895] [2021-11-07 02:01:05,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 02:01:05,299 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 02:01:05,299 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 02:01:05,301 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 02:01:05,351 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-07 02:01:07,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:01:07,039 INFO L355 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2021-11-07 02:01:08,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2021-11-07 02:01:09,028 INFO L133 FreeRefinementEngine]: Strategy WALRUS found a feasible trace [2021-11-07 02:01:09,028 INFO L627 BasicCegarLoop]: Counterexample is feasible [2021-11-07 02:01:09,029 INFO L764 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 02:01:09,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-07 02:01:09,253 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 02:01:09,256 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2021-11-07 02:01:09,258 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 02:01:09,403 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 02:01:09 BoogieIcfgContainer [2021-11-07 02:01:09,407 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 02:01:09,408 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 02:01:09,408 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 02:01:09,408 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 02:01:09,409 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 02:00:40" (3/4) ... [2021-11-07 02:01:09,411 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2021-11-07 02:01:09,523 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 02:01:09,524 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 02:01:09,524 INFO L168 Benchmark]: Toolchain (without parser) took 37684.72 ms. Allocated memory was 67.1 MB in the beginning and 134.2 MB in the end (delta: 67.1 MB). Free memory was 44.4 MB in the beginning and 93.7 MB in the end (delta: -49.3 MB). Peak memory consumption was 78.1 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,525 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 02:01:09,525 INFO L168 Benchmark]: CACSL2BoogieTranslator took 873.60 ms. Allocated memory was 67.1 MB in the beginning and 88.1 MB in the end (delta: 21.0 MB). Free memory was 44.2 MB in the beginning and 55.1 MB in the end (delta: -10.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,526 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.82 ms. Allocated memory is still 88.1 MB. Free memory was 55.1 MB in the beginning and 50.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,526 INFO L168 Benchmark]: Boogie Preprocessor took 137.29 ms. Allocated memory is still 88.1 MB. Free memory was 50.5 MB in the beginning and 43.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,526 INFO L168 Benchmark]: RCFGBuilder took 7722.37 ms. Allocated memory was 88.1 MB in the beginning and 134.2 MB in the end (delta: 46.1 MB). Free memory was 43.3 MB in the beginning and 103.0 MB in the end (delta: -59.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,527 INFO L168 Benchmark]: TraceAbstraction took 28691.79 ms. Allocated memory is still 134.2 MB. Free memory was 103.0 MB in the beginning and 40.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 62.7 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,527 INFO L168 Benchmark]: Witness Printer took 115.80 ms. Allocated memory is still 134.2 MB. Free memory was 40.0 MB in the beginning and 93.7 MB in the end (delta: -53.7 MB). Peak memory consumption was 5.0 MB. Max. memory is 16.1 GB. [2021-11-07 02:01:09,529 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 67.1 MB. Free memory is still 48.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 873.60 ms. Allocated memory was 67.1 MB in the beginning and 88.1 MB in the end (delta: 21.0 MB). Free memory was 44.2 MB in the beginning and 55.1 MB in the end (delta: -10.9 MB). Peak memory consumption was 22.9 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 136.82 ms. Allocated memory is still 88.1 MB. Free memory was 55.1 MB in the beginning and 50.5 MB in the end (delta: 4.6 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 137.29 ms. Allocated memory is still 88.1 MB. Free memory was 50.5 MB in the beginning and 43.3 MB in the end (delta: 7.2 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 7722.37 ms. Allocated memory was 88.1 MB in the beginning and 134.2 MB in the end (delta: 46.1 MB). Free memory was 43.3 MB in the beginning and 103.0 MB in the end (delta: -59.7 MB). Peak memory consumption was 17.3 MB. Max. memory is 16.1 GB. * TraceAbstraction took 28691.79 ms. Allocated memory is still 134.2 MB. Free memory was 103.0 MB in the beginning and 40.0 MB in the end (delta: 63.0 MB). Peak memory consumption was 62.7 MB. Max. memory is 16.1 GB. * Witness Printer took 115.80 ms. Allocated memory is still 134.2 MB. Free memory was 40.0 MB in the beginning and 93.7 MB in the end (delta: -53.7 MB). Peak memory consumption was 5.0 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, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s 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={-2147483585:0}] [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={-2147483585:0}] [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={-2147483585:0}] [L1161] EXPR s->cert VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1161] COND FALSE !((unsigned long )s->cert == (unsigned long )((void *)0)) [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [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={-2147483585:0}] [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={-2147483585:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [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={-2147483585:0}] [L1378] COND FALSE !(ret <= 0) [L1383] s->hit VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1383] COND TRUE s->hit [L1384] s->state = 8656 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1388] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1260] COND TRUE s->state == 8656 [L1581] EXPR s->session [L1581] EXPR s->s3 [L1581] EXPR (s->s3)->tmp.new_cipher [L1581] (s->session)->cipher = (s->s3)->tmp.new_cipher [L1582] COND FALSE !(! tmp___9) [L1588] ret = __VERIFIER_nondet_int() [L1589] COND TRUE blastFlag == 2 [L1590] blastFlag = 4 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1598] COND FALSE !(ret <= 0) [L1603] s->state = 8672 [L1604] s->init_num = 0 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1605] COND FALSE !(! tmp___10) VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1692] EXPR s->s3 [L1692] EXPR (s->s3)->tmp.reuse_message VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1692] COND FALSE !(! (s->s3)->tmp.reuse_message) [L1721] skip = 0 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1167] COND TRUE 1 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1169] EXPR s->state [L1169] state = s->state [L1170] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1170] COND FALSE !(s->state == 12292) [L1173] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1173] COND FALSE !(s->state == 16384) [L1176] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1176] COND FALSE !(s->state == 8192) [L1179] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1179] COND FALSE !(s->state == 24576) [L1182] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1182] COND FALSE !(s->state == 8195) [L1185] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1185] COND FALSE !(s->state == 8480) [L1188] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1188] COND FALSE !(s->state == 8481) [L1191] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1191] COND FALSE !(s->state == 8482) [L1194] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1194] COND FALSE !(s->state == 8464) [L1197] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1197] COND FALSE !(s->state == 8465) [L1200] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1200] COND FALSE !(s->state == 8466) [L1203] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1203] COND FALSE !(s->state == 8496) [L1206] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1206] COND FALSE !(s->state == 8497) [L1209] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1209] COND FALSE !(s->state == 8512) [L1212] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1212] COND FALSE !(s->state == 8513) [L1215] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1215] COND FALSE !(s->state == 8528) [L1218] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1218] COND FALSE !(s->state == 8529) [L1221] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1221] COND FALSE !(s->state == 8544) [L1224] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1224] COND FALSE !(s->state == 8545) [L1227] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1227] COND FALSE !(s->state == 8560) [L1230] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1230] COND FALSE !(s->state == 8561) [L1233] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1233] COND FALSE !(s->state == 8448) [L1236] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1236] COND FALSE !(s->state == 8576) [L1239] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1239] COND FALSE !(s->state == 8577) [L1242] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1242] COND FALSE !(s->state == 8592) [L1245] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1245] COND FALSE !(s->state == 8593) [L1248] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1248] COND FALSE !(s->state == 8608) [L1251] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1251] COND FALSE !(s->state == 8609) [L1254] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1254] COND FALSE !(s->state == 8640) [L1257] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1257] COND FALSE !(s->state == 8641) [L1260] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1260] COND FALSE !(s->state == 8656) [L1263] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1263] COND FALSE !(s->state == 8657) [L1266] EXPR s->state VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1266] COND TRUE s->state == 8672 [L1614] ret = __VERIFIER_nondet_int() [L1615] COND TRUE blastFlag == 4 VAL [init=1, SSLv3_server_data={-2147483585:0}] [L1733] reach_error() VAL [init=1, SSLv3_server_data={-2147483585:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 145 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 28.4s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 18.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 789 SDtfs, 668 SDslu, 1530 SDs, 0 SdLazy, 322 SolverSat, 19 SolverUnsat, 2 SolverUnknown, 0 SolverNotchecked, 17.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 554 GetRequests, 541 SyntacticMatches, 1 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=602occurred in iteration=2, InterpolantAutomatonStates: 14, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 3.9s 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! [2021-11-07 02:01:09,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a87ca79a-e92f-4364-8dd4-f30b6c94360d/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE