./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0f8a17c6 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs --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 64bit --witnessprinter.graph.data.programhash 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:37:06,644 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:37:06,647 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:37:06,706 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:37:06,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:37:06,712 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:37:06,714 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:37:06,718 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:37:06,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:37:06,727 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:37:06,728 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:37:06,730 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:37:06,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:37:06,734 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:37:06,736 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:37:06,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:37:06,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:37:06,745 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:37:06,747 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:37:06,756 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:37:06,758 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:37:06,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:37:06,763 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:37:06,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:37:06,775 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:37:06,775 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:37:06,776 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:37:06,778 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:37:06,779 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:37:06,781 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:37:06,781 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:37:06,782 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:37:06,784 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:37:06,786 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:37:06,787 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:37:06,788 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:37:06,789 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:37:06,789 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:37:06,789 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:37:06,790 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:37:06,791 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:37:06,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-19 14:37:06,838 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:37:06,838 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:37:06,840 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:37:06,840 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:37:06,840 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:37:06,840 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:37:06,841 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:37:06,841 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-19 14:37:06,841 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:37:06,841 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:37:06,842 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-19 14:37:06,843 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-19 14:37:06,843 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:37:06,843 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-19 14:37:06,844 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-19 14:37:06,844 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-19 14:37:06,845 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:37:06,845 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-19 14:37:06,845 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:37:06,845 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:37:06,846 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:37:06,846 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:37:06,846 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:37:06,846 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:37:06,846 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:37:06,847 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:37:06,847 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:37:06,847 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:37:06,847 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:37:06,849 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:37:06,849 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:37:06,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:37:06,850 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-19 14:37:06,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-19 14:37:06,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:37:06,851 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:37:06,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:37:06,851 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_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 [2021-11-19 14:37:07,150 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:37:07,174 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:37:07,178 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:37:07,179 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:37:07,180 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:37:07,182 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2021-11-19 14:37:07,265 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/4da5b21b3/9bcbd5faaddd41a7b22e4951501e5b58/FLAG96b2cf700 [2021-11-19 14:37:08,252 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:37:08,257 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2021-11-19 14:37:08,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/4da5b21b3/9bcbd5faaddd41a7b22e4951501e5b58/FLAG96b2cf700 [2021-11-19 14:37:08,623 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/4da5b21b3/9bcbd5faaddd41a7b22e4951501e5b58 [2021-11-19 14:37:08,626 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:37:08,628 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:37:08,630 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:37:08,630 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:37:08,634 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:37:08,635 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:08" (1/1) ... [2021-11-19 14:37:08,636 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2558047e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:08, skipping insertion in model container [2021-11-19 14:37:08,637 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:08" (1/1) ... [2021-11-19 14:37:08,646 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:37:08,789 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:37:09,257 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2021-11-19 14:37:09,270 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2021-11-19 14:37:09,312 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:37:09,322 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:37:10,796 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,796 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,797 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,798 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,799 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,817 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,818 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,820 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,821 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,823 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,825 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,825 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:10,826 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:11,467 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:37:11,469 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:37:11,470 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:37:11,472 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:37:11,474 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:37:11,475 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:37:11,476 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:37:11,477 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:37:11,478 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:37:11,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:37:11,774 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:37:12,243 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,247 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,292 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,294 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,301 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,302 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,321 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,323 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,323 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,324 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,325 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,325 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,326 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:12,371 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:37:12,463 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) [2021-11-19 14:37:12,476 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@101ccda1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:12, skipping insertion in model container [2021-11-19 14:37:12,477 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:37:12,477 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-19 14:37:12,480 INFO L158 Benchmark]: Toolchain (without parser) took 3850.48ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 61.5MB in the beginning and 95.3MB in the end (delta: -33.9MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-19 14:37:12,481 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:37:12,483 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3847.41ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 61.3MB in the beginning and 95.3MB in the end (delta: -34.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. [2021-11-19 14:37:12,485 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 92.3MB. Free memory was 67.7MB in the beginning and 67.7MB in the end (delta: 47.3kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3847.41ms. Allocated memory was 92.3MB in the beginning and 134.2MB in the end (delta: 41.9MB). Free memory was 61.3MB in the beginning and 95.3MB in the end (delta: -34.1MB). Peak memory consumption was 48.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 7051]: 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_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs --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 64bit --witnessprinter.graph.data.programhash 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 --- Real Ultimate output --- This is Ultimate 0.2.1-dev-0f8a17c [2021-11-19 14:37:15,190 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-19 14:37:15,194 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-19 14:37:15,268 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-19 14:37:15,269 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-19 14:37:15,276 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-19 14:37:15,280 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-19 14:37:15,287 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-19 14:37:15,291 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-19 14:37:15,301 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-19 14:37:15,302 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-19 14:37:15,304 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-19 14:37:15,305 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-19 14:37:15,306 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-19 14:37:15,308 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-19 14:37:15,310 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-19 14:37:15,311 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-19 14:37:15,312 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-19 14:37:15,315 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-19 14:37:15,318 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-19 14:37:15,320 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-19 14:37:15,322 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-19 14:37:15,324 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-19 14:37:15,325 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-19 14:37:15,330 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-19 14:37:15,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-19 14:37:15,331 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-19 14:37:15,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-19 14:37:15,334 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-19 14:37:15,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-19 14:37:15,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-19 14:37:15,337 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-19 14:37:15,338 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-19 14:37:15,339 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-19 14:37:15,341 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-19 14:37:15,341 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-19 14:37:15,343 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-19 14:37:15,343 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-19 14:37:15,344 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-19 14:37:15,345 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-19 14:37:15,346 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-19 14:37:15,348 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-19 14:37:15,386 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-19 14:37:15,386 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-19 14:37:15,388 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-19 14:37:15,388 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-19 14:37:15,388 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-19 14:37:15,388 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-19 14:37:15,389 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-19 14:37:15,389 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-19 14:37:15,390 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-19 14:37:15,390 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-19 14:37:15,391 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-19 14:37:15,391 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-19 14:37:15,392 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-19 14:37:15,392 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-19 14:37:15,392 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-19 14:37:15,392 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-19 14:37:15,393 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-19 14:37:15,393 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-19 14:37:15,393 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-19 14:37:15,393 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-19 14:37:15,394 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-19 14:37:15,394 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-19 14:37:15,394 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-19 14:37:15,394 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-19 14:37:15,395 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:37:15,395 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-19 14:37:15,395 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-19 14:37:15,395 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-19 14:37:15,396 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-19 14:37:15,396 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-19 14:37:15,396 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-19 14:37:15,396 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-19 14:37:15,397 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-19 14:37:15,397 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_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7608d8aa64807891206ad38b93db31434f261f46ffbbb3a8b8a4940e4ab5ce81 [2021-11-19 14:37:15,854 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-19 14:37:15,885 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-19 14:37:15,888 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-19 14:37:15,890 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-19 14:37:15,891 INFO L275 PluginConnector]: CDTParser initialized [2021-11-19 14:37:15,892 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2021-11-19 14:37:15,987 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/ab67e295a/629f1e35dad6493ca26de0f6b31be72e/FLAG3d189a23b [2021-11-19 14:37:17,143 INFO L306 CDTParser]: Found 1 translation units. [2021-11-19 14:37:17,143 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i [2021-11-19 14:37:17,194 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/ab67e295a/629f1e35dad6493ca26de0f6b31be72e/FLAG3d189a23b [2021-11-19 14:37:17,507 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/data/ab67e295a/629f1e35dad6493ca26de0f6b31be72e [2021-11-19 14:37:17,509 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-19 14:37:17,511 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-19 14:37:17,512 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-19 14:37:17,513 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-19 14:37:17,517 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-19 14:37:17,517 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:17" (1/1) ... [2021-11-19 14:37:17,519 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@23ae35 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:17, skipping insertion in model container [2021-11-19 14:37:17,519 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 02:37:17" (1/1) ... [2021-11-19 14:37:17,532 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-19 14:37:17,674 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:37:18,036 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2021-11-19 14:37:18,043 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2021-11-19 14:37:18,071 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:37:18,077 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:37:19,399 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,402 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,403 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,404 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,406 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,436 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,437 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,442 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,446 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,450 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,453 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,457 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:19,457 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,083 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:37:20,085 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:37:20,086 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:37:20,087 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:37:20,089 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:37:20,090 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:37:20,091 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:37:20,092 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:37:20,093 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:37:20,094 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:37:20,351 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:37:20,766 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,767 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,806 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,807 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,814 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,815 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,832 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,833 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,834 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,834 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,835 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,836 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,836 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:20,885 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:37:20,948 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-19 14:37:21,031 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-19 14:37:21,040 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2021-11-19 14:37:21,043 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2021-11-19 14:37:21,046 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:37:21,047 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:37:21,105 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,105 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,106 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,106 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,107 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,120 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,121 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,122 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,123 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,124 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,125 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,125 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,126 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,191 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:37:21,193 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:37:21,194 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:37:21,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:37:21,201 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:37:21,202 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:37:21,202 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:37:21,203 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:37:21,203 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:37:21,204 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:37:21,238 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:37:21,438 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,439 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,451 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,452 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,455 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,455 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,464 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,465 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,466 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,466 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,467 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,467 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,468 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,493 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:37:21,514 INFO L203 MainTranslator]: Completed pre-run [2021-11-19 14:37:21,529 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4494,4507] [2021-11-19 14:37:21,530 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/sv-benchmarks/c/aws-c-common/aws_hash_iter_delete_harness.i[4554,4567] [2021-11-19 14:37:21,532 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-19 14:37:21,533 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-19 14:37:21,582 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,584 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,584 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,585 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,586 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,593 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,594 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,595 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,595 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,598 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,599 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,599 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,599 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,663 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-19 14:37:21,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-19 14:37:21,666 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-19 14:37:21,667 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-19 14:37:21,668 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-19 14:37:21,668 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-19 14:37:21,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-19 14:37:21,669 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-19 14:37:21,671 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-19 14:37:21,671 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-19 14:37:21,700 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-19 14:37:21,882 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,883 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,914 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,915 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,937 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,938 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,953 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,969 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,970 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,970 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,971 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,971 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:21,972 WARN L1537 CHandler]: Possible shadowing of function index [2021-11-19 14:37:22,011 INFO L207 PostProcessor]: Analyzing one entry point: main [2021-11-19 14:37:22,555 INFO L208 MainTranslator]: Completed translation [2021-11-19 14:37:22,556 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22 WrapperNode [2021-11-19 14:37:22,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-19 14:37:22,558 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-19 14:37:22,558 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-19 14:37:22,559 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-19 14:37:22,566 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,725 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,854 INFO L137 Inliner]: procedures = 796, calls = 2462, calls flagged for inlining = 68, calls inlined = 11, statements flattened = 724 [2021-11-19 14:37:22,856 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-19 14:37:22,858 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-19 14:37:22,858 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-19 14:37:22,858 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-19 14:37:22,869 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,869 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,891 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,892 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,969 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:22,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:23,006 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:23,043 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-19 14:37:23,046 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-19 14:37:23,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-19 14:37:23,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-19 14:37:23,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (1/1) ... [2021-11-19 14:37:23,060 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-19 14:37:23,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/z3 [2021-11-19 14:37:23,089 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-19 14:37:23,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-19 14:37:23,159 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-11-19 14:37:23,159 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-19 14:37:23,167 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-19 14:37:23,167 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-11-19 14:37:23,167 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-11-19 14:37:23,167 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-19 14:37:23,168 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-19 14:37:23,168 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-11-19 14:37:23,168 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-11-19 14:37:23,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-19 14:37:23,168 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-19 14:37:23,169 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-19 14:37:23,169 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-19 14:37:23,169 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-19 14:37:23,170 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-19 14:37:23,170 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-19 14:37:23,171 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-11-19 14:37:23,171 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-11-19 14:37:23,171 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-11-19 14:37:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-11-19 14:37:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-11-19 14:37:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-19 14:37:23,172 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-11-19 14:37:23,172 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-11-19 14:37:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-11-19 14:37:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-19 14:37:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-19 14:37:23,173 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-19 14:37:23,173 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-11-19 14:37:23,174 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-11-19 14:37:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-19 14:37:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-19 14:37:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-19 14:37:23,174 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-19 14:37:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-11-19 14:37:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-11-19 14:37:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:37:23,175 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:37:23,175 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-19 14:37:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-19 14:37:23,176 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-19 14:37:23,176 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-19 14:37:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-11-19 14:37:23,177 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-11-19 14:37:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-19 14:37:23,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-19 14:37:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-11-19 14:37:23,178 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-11-19 14:37:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-19 14:37:23,178 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-11-19 14:37:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-11-19 14:37:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-11-19 14:37:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-11-19 14:37:23,179 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2021-11-19 14:37:23,179 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2021-11-19 14:37:23,180 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_delete [2021-11-19 14:37:23,180 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_delete [2021-11-19 14:37:23,701 INFO L236 CfgBuilder]: Building ICFG [2021-11-19 14:37:23,704 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-19 14:37:25,632 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2021-11-19 14:37:25,632 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2021-11-19 14:37:29,950 INFO L277 CfgBuilder]: Performing block encoding [2021-11-19 14:37:29,969 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-19 14:37:29,970 INFO L301 CfgBuilder]: Removed 7 assume(true) statements. [2021-11-19 14:37:29,973 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:29 BoogieIcfgContainer [2021-11-19 14:37:29,973 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-19 14:37:29,979 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-19 14:37:29,979 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-19 14:37:29,983 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-19 14:37:29,983 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 02:37:17" (1/3) ... [2021-11-19 14:37:29,984 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39435af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:37:29, skipping insertion in model container [2021-11-19 14:37:29,984 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 02:37:22" (2/3) ... [2021-11-19 14:37:29,985 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@39435af4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 02:37:29, skipping insertion in model container [2021-11-19 14:37:29,985 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:29" (3/3) ... [2021-11-19 14:37:29,987 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_delete_harness.i [2021-11-19 14:37:29,993 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-19 14:37:29,993 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-19 14:37:30,067 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-19 14:37:30,074 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 [2021-11-19 14:37:30,075 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-19 14:37:30,100 INFO L276 IsEmpty]: Start isEmpty. Operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2021-11-19 14:37:30,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-19 14:37:30,124 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:30,125 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 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, 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, 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, 1] [2021-11-19 14:37:30,126 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:30,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:30,133 INFO L85 PathProgramCache]: Analyzing trace with hash 1460207168, now seen corresponding path program 1 times [2021-11-19 14:37:30,152 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:30,153 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1085568673] [2021-11-19 14:37:30,153 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:30,154 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:30,155 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:30,158 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:30,205 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-19 14:37:31,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:31,291 INFO L263 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-19 14:37:31,309 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:31,898 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 527 trivial. 0 not checked. [2021-11-19 14:37:31,899 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:32,484 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 32 proven. 4 refuted. 0 times theorem prover too weak. 659 trivial. 0 not checked. [2021-11-19 14:37:32,485 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:32,485 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1085568673] [2021-11-19 14:37:32,487 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1085568673] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:37:32,488 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:37:32,488 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-19 14:37:32,490 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [396513416] [2021-11-19 14:37:32,491 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:32,499 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-19 14:37:32,499 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:32,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-19 14:37:32,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:37:32,548 INFO L87 Difference]: Start difference. First operand has 207 states, 134 states have (on average 1.2686567164179106) internal successors, (170), 133 states have internal predecessors, (170), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-19 14:37:32,608 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:32,609 INFO L93 Difference]: Finished difference Result 409 states and 577 transitions. [2021-11-19 14:37:32,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-19 14:37:32,611 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) Word has length 199 [2021-11-19 14:37:32,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:32,625 INFO L225 Difference]: With dead ends: 409 [2021-11-19 14:37:32,626 INFO L226 Difference]: Without dead ends: 202 [2021-11-19 14:37:32,633 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 396 GetRequests, 396 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-19 14:37:32,637 INFO L933 BasicCegarLoop]: 270 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 270 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:32,638 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:37:32,657 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2021-11-19 14:37:32,699 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 202. [2021-11-19 14:37:32,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 128 states have (on average 1.234375) internal successors, (158), 129 states have internal predecessors, (158), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-11-19 14:37:32,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 265 transitions. [2021-11-19 14:37:32,709 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 265 transitions. Word has length 199 [2021-11-19 14:37:32,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:32,711 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 265 transitions. [2021-11-19 14:37:32,712 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 38.5) internal successors, (77), 2 states have internal predecessors, (77), 2 states have call successors, (35), 2 states have call predecessors, (35), 2 states have return successors, (32), 2 states have call predecessors, (32), 2 states have call successors, (32) [2021-11-19 14:37:32,712 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 265 transitions. [2021-11-19 14:37:32,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2021-11-19 14:37:32,718 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:32,719 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 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, 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, 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, 1] [2021-11-19 14:37:32,761 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:32,944 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:37:32,945 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:32,945 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:32,946 INFO L85 PathProgramCache]: Analyzing trace with hash 12048634, now seen corresponding path program 1 times [2021-11-19 14:37:32,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:32,950 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1412058591] [2021-11-19 14:37:32,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:32,951 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:32,951 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:32,952 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:32,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-19 14:37:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:33,940 INFO L263 TraceCheckSpWp]: Trace formula consists of 1501 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:37:33,950 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:34,721 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 139 proven. 0 refuted. 0 times theorem prover too weak. 556 trivial. 0 not checked. [2021-11-19 14:37:34,722 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:35,416 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2021-11-19 14:37:35,416 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:35,416 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1412058591] [2021-11-19 14:37:35,416 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1412058591] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:35,417 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:35,417 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:37:35,417 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [145083783] [2021-11-19 14:37:35,417 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:35,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:37:35,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:35,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:37:35,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:37:35,422 INFO L87 Difference]: Start difference. First operand 202 states and 265 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-19 14:37:35,529 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:35,529 INFO L93 Difference]: Finished difference Result 368 states and 486 transitions. [2021-11-19 14:37:35,530 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:37:35,530 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) Word has length 199 [2021-11-19 14:37:35,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:35,535 INFO L225 Difference]: With dead ends: 368 [2021-11-19 14:37:35,535 INFO L226 Difference]: Without dead ends: 206 [2021-11-19 14:37:35,538 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 397 GetRequests, 393 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:37:35,539 INFO L933 BasicCegarLoop]: 263 mSDtfsCounter, 2 mSDsluCounter, 785 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1048 SdHoareTripleChecker+Invalid, 11 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:35,540 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1048 Invalid, 11 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-11-19 14:37:35,541 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-11-19 14:37:35,563 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 206. [2021-11-19 14:37:35,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 206 states, 131 states have (on average 1.2290076335877862) internal successors, (161), 132 states have internal predecessors, (161), 54 states have call successors, (54), 19 states have call predecessors, (54), 20 states have return successors, (54), 54 states have call predecessors, (54), 53 states have call successors, (54) [2021-11-19 14:37:35,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 206 states and 269 transitions. [2021-11-19 14:37:35,567 INFO L78 Accepts]: Start accepts. Automaton has 206 states and 269 transitions. Word has length 199 [2021-11-19 14:37:35,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:35,568 INFO L470 AbstractCegarLoop]: Abstraction has 206 states and 269 transitions. [2021-11-19 14:37:35,569 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 4 states have internal predecessors, (92), 2 states have call successors, (60), 2 states have call predecessors, (60), 3 states have return successors, (57), 3 states have call predecessors, (57), 2 states have call successors, (57) [2021-11-19 14:37:35,569 INFO L276 IsEmpty]: Start isEmpty. Operand 206 states and 269 transitions. [2021-11-19 14:37:35,574 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2021-11-19 14:37:35,574 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:35,575 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:35,617 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:35,789 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:37:35,789 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:35,790 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:35,790 INFO L85 PathProgramCache]: Analyzing trace with hash 663778724, now seen corresponding path program 1 times [2021-11-19 14:37:35,792 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:35,793 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2080104984] [2021-11-19 14:37:35,793 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:35,793 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:35,793 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:35,794 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:35,795 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-19 14:37:36,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:36,805 INFO L263 TraceCheckSpWp]: Trace formula consists of 1508 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:37:36,813 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:37,510 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 201 proven. 0 refuted. 0 times theorem prover too weak. 494 trivial. 0 not checked. [2021-11-19 14:37:37,510 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:38,338 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 6 proven. 48 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2021-11-19 14:37:38,338 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:38,339 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2080104984] [2021-11-19 14:37:38,339 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2080104984] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:37:38,339 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:37:38,339 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 9 [2021-11-19 14:37:38,340 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1650448844] [2021-11-19 14:37:38,340 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:38,343 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:37:38,343 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:38,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:37:38,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2021-11-19 14:37:38,345 INFO L87 Difference]: Start difference. First operand 206 states and 269 transitions. Second operand has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-19 14:37:38,745 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:38,745 INFO L93 Difference]: Finished difference Result 368 states and 485 transitions. [2021-11-19 14:37:38,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:37:38,747 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) Word has length 205 [2021-11-19 14:37:38,748 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:38,757 INFO L225 Difference]: With dead ends: 368 [2021-11-19 14:37:38,757 INFO L226 Difference]: Without dead ends: 206 [2021-11-19 14:37:38,758 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 409 GetRequests, 401 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=24, Invalid=66, Unknown=0, NotChecked=0, Total=90 [2021-11-19 14:37:38,762 INFO L933 BasicCegarLoop]: 245 mSDtfsCounter, 2 mSDsluCounter, 933 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1178 SdHoareTripleChecker+Invalid, 141 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:38,763 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1178 Invalid, 141 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:37:38,767 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 206 states. [2021-11-19 14:37:38,786 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 206 to 202. [2021-11-19 14:37:38,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 128 states have (on average 1.21875) internal successors, (156), 129 states have internal predecessors, (156), 54 states have call successors, (54), 19 states have call predecessors, (54), 19 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2021-11-19 14:37:38,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 263 transitions. [2021-11-19 14:37:38,790 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 263 transitions. Word has length 205 [2021-11-19 14:37:38,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:38,791 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 263 transitions. [2021-11-19 14:37:38,792 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 16.4) internal successors, (82), 5 states have internal predecessors, (82), 3 states have call successors, (36), 2 states have call predecessors, (36), 4 states have return successors, (33), 3 states have call predecessors, (33), 3 states have call successors, (33) [2021-11-19 14:37:38,792 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 263 transitions. [2021-11-19 14:37:38,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-19 14:37:38,796 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:38,797 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:38,837 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:39,024 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:37:39,025 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:39,025 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:39,025 INFO L85 PathProgramCache]: Analyzing trace with hash -1243168963, now seen corresponding path program 1 times [2021-11-19 14:37:39,028 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:39,028 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [909899380] [2021-11-19 14:37:39,028 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:39,028 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:39,028 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:39,034 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:39,036 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2021-11-19 14:37:40,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:40,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 1555 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-19 14:37:40,171 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:40,613 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 16 treesize of output 12 [2021-11-19 14:37:41,928 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-19 14:37:41,928 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:42,931 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 30 treesize of output 26 [2021-11-19 14:37:43,298 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2021-11-19 14:37:43,298 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:43,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [909899380] [2021-11-19 14:37:43,298 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [909899380] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:43,298 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:43,299 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11, 10] imperfect sequences [] total 15 [2021-11-19 14:37:43,299 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1478548490] [2021-11-19 14:37:43,299 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:43,300 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2021-11-19 14:37:43,301 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:43,301 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-11-19 14:37:43,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=165, Unknown=0, NotChecked=0, Total=210 [2021-11-19 14:37:43,303 INFO L87 Difference]: Start difference. First operand 202 states and 263 transitions. Second operand has 15 states, 15 states have (on average 6.4) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (59), 3 states have call predecessors, (59), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2021-11-19 14:37:45,441 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.14s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:37:47,732 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.24s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:37:47,971 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:47,972 INFO L93 Difference]: Finished difference Result 371 states and 487 transitions. [2021-11-19 14:37:47,984 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-11-19 14:37:47,985 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 6.4) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (59), 3 states have call predecessors, (59), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) Word has length 210 [2021-11-19 14:37:47,985 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:47,988 INFO L225 Difference]: With dead ends: 371 [2021-11-19 14:37:47,989 INFO L226 Difference]: Without dead ends: 219 [2021-11-19 14:37:47,990 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 420 GetRequests, 406 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 40 ImplicationChecksByTransitivity, 1.0s TimeCoverageRelationStatistics Valid=50, Invalid=190, Unknown=0, NotChecked=0, Total=240 [2021-11-19 14:37:47,991 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 25 mSDsluCounter, 2574 mSDsCounter, 0 mSdLazyCounter, 69 mSolverCounterSat, 1 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 4.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 2834 SdHoareTripleChecker+Invalid, 221 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 69 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 150 IncrementalHoareTripleChecker+Unchecked, 4.6s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:47,992 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [26 Valid, 2834 Invalid, 221 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 69 Invalid, 1 Unknown, 150 Unchecked, 4.6s Time] [2021-11-19 14:37:47,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-11-19 14:37:48,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 214. [2021-11-19 14:37:48,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 214 states, 138 states have (on average 1.2173913043478262) internal successors, (168), 140 states have internal predecessors, (168), 54 states have call successors, (54), 20 states have call predecessors, (54), 21 states have return successors, (55), 53 states have call predecessors, (55), 53 states have call successors, (55) [2021-11-19 14:37:48,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 277 transitions. [2021-11-19 14:37:48,018 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 277 transitions. Word has length 210 [2021-11-19 14:37:48,019 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:48,019 INFO L470 AbstractCegarLoop]: Abstraction has 214 states and 277 transitions. [2021-11-19 14:37:48,019 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 6.4) internal successors, (96), 13 states have internal predecessors, (96), 4 states have call successors, (59), 3 states have call predecessors, (59), 5 states have return successors, (56), 4 states have call predecessors, (56), 4 states have call successors, (56) [2021-11-19 14:37:48,020 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 277 transitions. [2021-11-19 14:37:48,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2021-11-19 14:37:48,024 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:48,024 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:48,065 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (5)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:48,240 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:37:48,241 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:48,241 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:48,241 INFO L85 PathProgramCache]: Analyzing trace with hash -1783598469, now seen corresponding path program 1 times [2021-11-19 14:37:48,243 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:48,243 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2133626600] [2021-11-19 14:37:48,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:48,244 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:48,244 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:48,245 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:48,252 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2021-11-19 14:37:49,326 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:49,397 INFO L263 TraceCheckSpWp]: Trace formula consists of 1552 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:37:49,404 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:50,013 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 243 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-19 14:37:50,013 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:50,776 INFO L134 CoverageAnalysis]: Checked inductivity of 695 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 695 trivial. 0 not checked. [2021-11-19 14:37:50,776 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:50,776 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2133626600] [2021-11-19 14:37:50,776 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2133626600] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-19 14:37:50,777 INFO L186 FreeRefinementEngine]: Found 2 perfect and 0 imperfect interpolant sequences. [2021-11-19 14:37:50,777 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2021-11-19 14:37:50,777 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202169822] [2021-11-19 14:37:50,777 INFO L85 oduleStraightlineAll]: Using 2 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:50,781 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:37:50,782 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:50,783 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:37:50,784 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:37:50,785 INFO L87 Difference]: Start difference. First operand 214 states and 277 transitions. Second operand has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-19 14:37:50,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:37:50,924 INFO L93 Difference]: Finished difference Result 376 states and 493 transitions. [2021-11-19 14:37:50,925 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:37:50,925 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) Word has length 210 [2021-11-19 14:37:50,926 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:37:50,928 INFO L225 Difference]: With dead ends: 376 [2021-11-19 14:37:50,929 INFO L226 Difference]: Without dead ends: 219 [2021-11-19 14:37:50,930 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 418 GetRequests, 415 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-19 14:37:50,931 INFO L933 BasicCegarLoop]: 260 mSDtfsCounter, 26 mSDsluCounter, 472 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 42 SdHoareTripleChecker+Valid, 732 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-11-19 14:37:50,931 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [42 Valid, 732 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-11-19 14:37:50,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 219 states. [2021-11-19 14:37:50,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 219 to 213. [2021-11-19 14:37:50,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 213 states, 137 states have (on average 1.2116788321167884) internal successors, (166), 138 states have internal predecessors, (166), 55 states have call successors, (55), 20 states have call predecessors, (55), 20 states have return successors, (55), 54 states have call predecessors, (55), 54 states have call successors, (55) [2021-11-19 14:37:50,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 213 states and 276 transitions. [2021-11-19 14:37:50,954 INFO L78 Accepts]: Start accepts. Automaton has 213 states and 276 transitions. Word has length 210 [2021-11-19 14:37:50,955 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:37:50,955 INFO L470 AbstractCegarLoop]: Abstraction has 213 states and 276 transitions. [2021-11-19 14:37:50,956 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.0) internal successors, (90), 5 states have internal predecessors, (90), 3 states have call successors, (58), 2 states have call predecessors, (58), 3 states have return successors, (55), 3 states have call predecessors, (55), 3 states have call successors, (55) [2021-11-19 14:37:50,956 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 276 transitions. [2021-11-19 14:37:50,960 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 217 [2021-11-19 14:37:50,960 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:37:50,961 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 3, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:37:51,006 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2021-11-19 14:37:51,184 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:37:51,185 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:37:51,185 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:37:51,185 INFO L85 PathProgramCache]: Analyzing trace with hash -1190289365, now seen corresponding path program 1 times [2021-11-19 14:37:51,187 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:37:51,187 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [539144243] [2021-11-19 14:37:51,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:37:51,188 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:37:51,188 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:37:51,189 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:37:51,191 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2021-11-19 14:37:52,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:37:52,385 INFO L263 TraceCheckSpWp]: Trace formula consists of 1569 conjuncts, 16 conjunts are in the unsatisfiable core [2021-11-19 14:37:52,390 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:37:52,759 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 16 treesize of output 12 [2021-11-19 14:37:54,075 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 251 proven. 0 refuted. 0 times theorem prover too weak. 452 trivial. 0 not checked. [2021-11-19 14:37:54,075 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:37:55,273 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 30 treesize of output 26 [2021-11-19 14:37:55,593 INFO L134 CoverageAnalysis]: Checked inductivity of 703 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 697 trivial. 0 not checked. [2021-11-19 14:37:55,594 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:37:55,594 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [539144243] [2021-11-19 14:37:55,594 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [539144243] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:37:55,594 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:37:55,594 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [11] total 17 [2021-11-19 14:37:55,595 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [293426324] [2021-11-19 14:37:55,595 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:37:55,596 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-11-19 14:37:55,596 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:37:55,596 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-11-19 14:37:55,597 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=223, Unknown=0, NotChecked=0, Total=272 [2021-11-19 14:37:55,597 INFO L87 Difference]: Start difference. First operand 213 states and 276 transitions. Second operand has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2021-11-19 14:37:57,720 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:38:00,252 WARN L515 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.33s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2021-11-19 14:38:00,994 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:00,995 INFO L93 Difference]: Finished difference Result 378 states and 496 transitions. [2021-11-19 14:38:00,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-11-19 14:38:00,996 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) Word has length 216 [2021-11-19 14:38:00,997 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:00,999 INFO L225 Difference]: With dead ends: 378 [2021-11-19 14:38:00,999 INFO L226 Difference]: Without dead ends: 216 [2021-11-19 14:38:01,001 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 432 GetRequests, 416 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 54 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=54, Invalid=252, Unknown=0, NotChecked=0, Total=306 [2021-11-19 14:38:01,002 INFO L933 BasicCegarLoop]: 251 mSDtfsCounter, 34 mSDsluCounter, 1755 mSDsCounter, 0 mSdLazyCounter, 88 mSolverCounterSat, 16 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 5.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 43 SdHoareTripleChecker+Valid, 2006 SdHoareTripleChecker+Invalid, 338 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 88 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 233 IncrementalHoareTripleChecker+Unchecked, 5.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:01,002 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [43 Valid, 2006 Invalid, 338 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 88 Invalid, 1 Unknown, 233 Unchecked, 5.3s Time] [2021-11-19 14:38:01,004 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 216 states. [2021-11-19 14:38:01,042 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 216 to 216. [2021-11-19 14:38:01,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 216 states, 139 states have (on average 1.20863309352518) internal successors, (168), 140 states have internal predecessors, (168), 56 states have call successors, (56), 21 states have call predecessors, (56), 20 states have return successors, (56), 54 states have call predecessors, (56), 55 states have call successors, (56) [2021-11-19 14:38:01,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 216 states and 280 transitions. [2021-11-19 14:38:01,047 INFO L78 Accepts]: Start accepts. Automaton has 216 states and 280 transitions. Word has length 216 [2021-11-19 14:38:01,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:01,047 INFO L470 AbstractCegarLoop]: Abstraction has 216 states and 280 transitions. [2021-11-19 14:38:01,048 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 7.818181818181818) internal successors, (86), 10 states have internal predecessors, (86), 5 states have call successors, (38), 3 states have call predecessors, (38), 5 states have return successors, (35), 5 states have call predecessors, (35), 5 states have call successors, (35) [2021-11-19 14:38:01,048 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 280 transitions. [2021-11-19 14:38:01,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2021-11-19 14:38:01,051 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:01,052 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:01,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (7)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:01,264 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:01,265 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:01,265 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:01,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1119289671, now seen corresponding path program 1 times [2021-11-19 14:38:01,267 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:01,267 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [8825889] [2021-11-19 14:38:01,267 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:01,268 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:01,268 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:01,269 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:01,270 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2021-11-19 14:38:02,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:02,575 INFO L263 TraceCheckSpWp]: Trace formula consists of 1586 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-19 14:38:02,581 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:03,114 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 381 proven. 0 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2021-11-19 14:38:03,114 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:03,694 INFO L134 CoverageAnalysis]: Checked inductivity of 706 backedges. 33 proven. 23 refuted. 0 times theorem prover too weak. 650 trivial. 0 not checked. [2021-11-19 14:38:03,694 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:03,695 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [8825889] [2021-11-19 14:38:03,695 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [8825889] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:03,695 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:03,695 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [6] total 7 [2021-11-19 14:38:03,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454549141] [2021-11-19 14:38:03,696 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:03,698 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-11-19 14:38:03,698 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:03,699 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-11-19 14:38:03,699 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:38:03,699 INFO L87 Difference]: Start difference. First operand 216 states and 280 transitions. Second operand has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-19 14:38:04,070 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:04,071 INFO L93 Difference]: Finished difference Result 350 states and 460 transitions. [2021-11-19 14:38:04,071 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-19 14:38:04,072 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) Word has length 221 [2021-11-19 14:38:04,073 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:04,075 INFO L225 Difference]: With dead ends: 350 [2021-11-19 14:38:04,075 INFO L226 Difference]: Without dead ends: 218 [2021-11-19 14:38:04,077 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 441 GetRequests, 435 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=18, Invalid=38, Unknown=0, NotChecked=0, Total=56 [2021-11-19 14:38:04,078 INFO L933 BasicCegarLoop]: 243 mSDtfsCounter, 2 mSDsluCounter, 920 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1163 SdHoareTripleChecker+Invalid, 146 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:04,078 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 1163 Invalid, 146 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-11-19 14:38:04,080 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 218 states. [2021-11-19 14:38:04,094 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 218 to 218. [2021-11-19 14:38:04,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 218 states, 140 states have (on average 1.207142857142857) internal successors, (169), 142 states have internal predecessors, (169), 56 states have call successors, (56), 21 states have call predecessors, (56), 21 states have return successors, (59), 54 states have call predecessors, (59), 55 states have call successors, (59) [2021-11-19 14:38:04,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 218 states and 284 transitions. [2021-11-19 14:38:04,099 INFO L78 Accepts]: Start accepts. Automaton has 218 states and 284 transitions. Word has length 221 [2021-11-19 14:38:04,099 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:04,100 INFO L470 AbstractCegarLoop]: Abstraction has 218 states and 284 transitions. [2021-11-19 14:38:04,100 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 3 states have call successors, (39), 2 states have call predecessors, (39), 4 states have return successors, (36), 3 states have call predecessors, (36), 3 states have call successors, (36) [2021-11-19 14:38:04,100 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 284 transitions. [2021-11-19 14:38:04,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2021-11-19 14:38:04,104 INFO L506 BasicCegarLoop]: Found error trace [2021-11-19 14:38:04,104 INFO L514 BasicCegarLoop]: trace histogram [19, 19, 19, 3, 3, 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, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:04,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (8)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:04,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:04,329 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-19 14:38:04,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-19 14:38:04,329 INFO L85 PathProgramCache]: Analyzing trace with hash 1068956620, now seen corresponding path program 1 times [2021-11-19 14:38:04,334 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-19 14:38:04,334 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1359100325] [2021-11-19 14:38:04,334 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-19 14:38:04,334 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-19 14:38:04,335 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat [2021-11-19 14:38:04,336 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-19 14:38:04,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2021-11-19 14:38:05,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-19 14:38:05,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 1620 conjuncts, 4 conjunts are in the unsatisfiable core [2021-11-19 14:38:05,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-19 14:38:06,299 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 364 proven. 0 refuted. 0 times theorem prover too weak. 349 trivial. 0 not checked. [2021-11-19 14:38:06,300 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-19 14:38:06,858 INFO L134 CoverageAnalysis]: Checked inductivity of 713 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 710 trivial. 0 not checked. [2021-11-19 14:38:06,858 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-19 14:38:06,858 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1359100325] [2021-11-19 14:38:06,859 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1359100325] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-19 14:38:06,859 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-19 14:38:06,859 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 6 [2021-11-19 14:38:06,859 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [330265505] [2021-11-19 14:38:06,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-19 14:38:06,860 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-19 14:38:06,860 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-19 14:38:06,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-19 14:38:06,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2021-11-19 14:38:06,861 INFO L87 Difference]: Start difference. First operand 218 states and 284 transitions. Second operand has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 4 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 4 states have call predecessors, (37), 4 states have call successors, (37) [2021-11-19 14:38:07,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-19 14:38:07,082 INFO L93 Difference]: Finished difference Result 267 states and 343 transitions. [2021-11-19 14:38:07,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-19 14:38:07,087 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 4 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 4 states have call predecessors, (37), 4 states have call successors, (37) Word has length 233 [2021-11-19 14:38:07,087 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-19 14:38:07,088 INFO L225 Difference]: With dead ends: 267 [2021-11-19 14:38:07,088 INFO L226 Difference]: Without dead ends: 0 [2021-11-19 14:38:07,089 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 465 GetRequests, 460 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2021-11-19 14:38:07,091 INFO L933 BasicCegarLoop]: 135 mSDtfsCounter, 37 mSDsluCounter, 370 mSDsCounter, 0 mSdLazyCounter, 25 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 37 SdHoareTripleChecker+Valid, 505 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 25 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-11-19 14:38:07,091 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [37 Valid, 505 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 25 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-11-19 14:38:07,092 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-19 14:38:07,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-19 14:38:07,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 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) [2021-11-19 14:38:07,093 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-19 14:38:07,093 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 233 [2021-11-19 14:38:07,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-19 14:38:07,093 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-19 14:38:07,094 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.6) internal successors, (93), 5 states have internal predecessors, (93), 4 states have call successors, (40), 2 states have call predecessors, (40), 3 states have return successors, (37), 4 states have call predecessors, (37), 4 states have call successors, (37) [2021-11-19 14:38:07,094 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-19 14:38:07,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-19 14:38:07,097 INFO L764 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2021-11-19 14:38:07,133 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 (9)] Forceful destruction successful, exit code 0 [2021-11-19 14:38:07,304 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/mathsat -unsat_core_generation=3 [2021-11-19 14:38:07,306 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-19 14:38:07,925 INFO L858 garLoopResultBuilder]: For program point L6944-1(lines 6944 6946) no Hoare annotation was computed. [2021-11-19 14:38:07,925 INFO L861 garLoopResultBuilder]: At program point L6944(lines 6944 6946) the Hoare annotation is: true [2021-11-19 14:38:07,925 INFO L861 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6943 6948) the Hoare annotation is: true [2021-11-19 14:38:07,925 INFO L858 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6943 6948) no Hoare annotation was computed. [2021-11-19 14:38:07,925 INFO L858 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6943 6948) no Hoare annotation was computed. [2021-11-19 14:38:07,925 INFO L858 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2021-11-19 14:38:07,925 INFO L858 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L861 garLoopResultBuilder]: At program point aws_hash_table_is_validENTRY(lines 9988 9991) the Hoare annotation is: true [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point aws_hash_table_is_validEXIT(lines 9988 9991) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L854 garLoopResultBuilder]: At program point L9990-4(line 9990) the Hoare annotation is: (or (forall ((|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8| (_ BitVec 64)) (|v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8| (_ BitVec 64))) (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base_BEFORE_CALL_8|) |v_ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset_BEFORE_CALL_8|))) (= |aws_hash_table_is_valid_#t~mem1282.base| (select (select |#memory_$Pointer$.base| |aws_hash_table_is_valid_#in~map.base|) |aws_hash_table_is_valid_#in~map.offset|)) (= (_ bv0 64) |aws_hash_table_is_valid_#in~map.base|)) [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point aws_hash_table_is_validFINAL(lines 9988 9991) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-11-19 14:38:07,926 INFO L861 garLoopResultBuilder]: At program point L9140(line 9140) the Hoare annotation is: true [2021-11-19 14:38:07,926 INFO L861 garLoopResultBuilder]: At program point L9140-1(line 9140) the Hoare annotation is: true [2021-11-19 14:38:07,926 INFO L858 garLoopResultBuilder]: For program point L9140-2(line 9140) no Hoare annotation was computed. [2021-11-19 14:38:07,927 INFO L861 garLoopResultBuilder]: At program point L9640-3(line 9640) the Hoare annotation is: true [2021-11-19 14:38:07,927 INFO L858 garLoopResultBuilder]: For program point L9640-4(line 9640) no Hoare annotation was computed. [2021-11-19 14:38:07,927 INFO L861 garLoopResultBuilder]: At program point L9640-5(lines 9603 9641) the Hoare annotation is: true [2021-11-19 14:38:07,927 INFO L858 garLoopResultBuilder]: For program point L9640-6(lines 9603 9641) no Hoare annotation was computed. [2021-11-19 14:38:07,927 INFO L858 garLoopResultBuilder]: For program point L9640(line 9640) no Hoare annotation was computed. [2021-11-19 14:38:07,927 INFO L858 garLoopResultBuilder]: For program point L9640-1(line 9640) no Hoare annotation was computed. [2021-11-19 14:38:07,927 INFO L861 garLoopResultBuilder]: At program point L9604(line 9604) the Hoare annotation is: true [2021-11-19 14:38:07,927 INFO L861 garLoopResultBuilder]: At program point L9604-1(line 9604) the Hoare annotation is: true [2021-11-19 14:38:07,927 INFO L858 garLoopResultBuilder]: For program point L9604-2(line 9604) no Hoare annotation was computed. [2021-11-19 14:38:07,928 INFO L858 garLoopResultBuilder]: For program point L9629(lines 9629 9631) no Hoare annotation was computed. [2021-11-19 14:38:07,928 INFO L858 garLoopResultBuilder]: For program point L9142-1(line 9142) no Hoare annotation was computed. [2021-11-19 14:38:07,928 INFO L858 garLoopResultBuilder]: For program point L9621(lines 9621 9623) no Hoare annotation was computed. [2021-11-19 14:38:07,928 INFO L861 garLoopResultBuilder]: At program point L9142-2(line 9142) the Hoare annotation is: true [2021-11-19 14:38:07,930 INFO L858 garLoopResultBuilder]: For program point L9142-3(line 9142) no Hoare annotation was computed. [2021-11-19 14:38:07,930 INFO L861 garLoopResultBuilder]: At program point L9142-5(line 9142) the Hoare annotation is: true [2021-11-19 14:38:07,930 INFO L858 garLoopResultBuilder]: For program point L9142-6(line 9142) no Hoare annotation was computed. [2021-11-19 14:38:07,930 INFO L861 garLoopResultBuilder]: At program point s_remove_entryENTRY(lines 9603 9641) the Hoare annotation is: true [2021-11-19 14:38:07,930 INFO L861 garLoopResultBuilder]: At program point L9617-2(lines 9617 9636) the Hoare annotation is: true [2021-11-19 14:38:07,930 INFO L861 garLoopResultBuilder]: At program point L9142-8(line 9142) the Hoare annotation is: true [2021-11-19 14:38:07,930 INFO L861 garLoopResultBuilder]: At program point L9605(line 9605) the Hoare annotation is: true [2021-11-19 14:38:07,931 INFO L858 garLoopResultBuilder]: For program point L9605-1(line 9605) no Hoare annotation was computed. [2021-11-19 14:38:07,931 INFO L861 garLoopResultBuilder]: At program point L9139(lines 9139 9143) the Hoare annotation is: true [2021-11-19 14:38:07,931 INFO L858 garLoopResultBuilder]: For program point s_remove_entryEXIT(lines 9603 9641) no Hoare annotation was computed. [2021-11-19 14:38:07,931 INFO L861 garLoopResultBuilder]: At program point L9639-2(lines 9603 9641) the Hoare annotation is: true [2021-11-19 14:38:07,932 INFO L861 garLoopResultBuilder]: At program point L9606-2(line 9606) the Hoare annotation is: true [2021-11-19 14:38:07,932 INFO L858 garLoopResultBuilder]: For program point L9606-3(line 9606) no Hoare annotation was computed. [2021-11-19 14:38:07,932 INFO L858 garLoopResultBuilder]: For program point L9639(line 9639) no Hoare annotation was computed. [2021-11-19 14:38:07,932 INFO L858 garLoopResultBuilder]: For program point L9606(line 9606) no Hoare annotation was computed. [2021-11-19 14:38:07,932 INFO L858 garLoopResultBuilder]: For program point L9639-1(line 9639) no Hoare annotation was computed. [2021-11-19 14:38:07,932 INFO L858 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L861 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2021-11-19 14:38:07,933 INFO L861 garLoopResultBuilder]: At program point L10108(line 10108) the Hoare annotation is: true [2021-11-19 14:38:07,933 INFO L861 garLoopResultBuilder]: At program point hash_table_state_required_bytesENTRY(lines 10101 10113) the Hoare annotation is: true [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point L10108-1(lines 10108 10110) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point hash_table_state_required_bytesFINAL(lines 10101 10113) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L861 garLoopResultBuilder]: At program point L10104(line 10104) the Hoare annotation is: true [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point L10104-1(lines 10104 10106) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point hash_table_state_required_bytesEXIT(lines 10101 10113) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2021-11-19 14:38:07,933 INFO L858 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L861 garLoopResultBuilder]: At program point aws_hash_iter_is_validENTRY(lines 10052 10093) the Hoare annotation is: true [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point aws_hash_iter_is_validEXIT(lines 10052 10093) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L854 garLoopResultBuilder]: At program point L10064(line 10064) the Hoare annotation is: (and (= (_ bv0 64) |aws_hash_iter_is_valid_#in~iter.base|) (= |aws_hash_iter_is_valid_#in~iter.base| aws_hash_iter_is_valid_~iter.base)) [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2021-11-19 14:38:07,934 INFO L858 garLoopResultBuilder]: For program point aws_hash_iter_is_validFINAL(lines 10052 10093) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L861 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) the Hoare annotation is: true [2021-11-19 14:38:07,935 INFO L861 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2021-11-19 14:38:07,935 INFO L861 garLoopResultBuilder]: At program point L2498(line 2498) the Hoare annotation is: true [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L861 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2021-11-19 14:38:07,935 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tEXIT(line 266) no Hoare annotation was computed. [2021-11-19 14:38:07,935 INFO L861 garLoopResultBuilder]: At program point nondet_uint64_tENTRY(line 266) the Hoare annotation is: true [2021-11-19 14:38:07,936 INFO L858 garLoopResultBuilder]: For program point nondet_uint64_tFINAL(line 266) no Hoare annotation was computed. [2021-11-19 14:38:07,945 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDEXIT(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,945 INFO L861 garLoopResultBuilder]: At program point ##fun~$Pointer$~TO~VOIDENTRY(line -1) the Hoare annotation is: true [2021-11-19 14:38:07,945 INFO L858 garLoopResultBuilder]: For program point ##fun~$Pointer$~TO~VOIDFINAL(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,945 INFO L858 garLoopResultBuilder]: For program point L6852(line 6852) no Hoare annotation was computed. [2021-11-19 14:38:07,945 INFO L861 garLoopResultBuilder]: At program point __CPROVER_overflow_plusENTRY(lines 248 251) the Hoare annotation is: true [2021-11-19 14:38:07,945 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_plusFINAL(lines 248 251) no Hoare annotation was computed. [2021-11-19 14:38:07,945 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_plusEXIT(lines 248 251) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L861 garLoopResultBuilder]: At program point hash_table_state_is_validENTRY(lines 9999 10046) the Hoare annotation is: true [2021-11-19 14:38:07,946 INFO L861 garLoopResultBuilder]: At program point L10027(line 10027) the Hoare annotation is: true [2021-11-19 14:38:07,946 INFO L858 garLoopResultBuilder]: For program point L10027-1(line 10027) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L858 garLoopResultBuilder]: For program point hash_table_state_is_validEXIT(lines 9999 10046) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L858 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L858 garLoopResultBuilder]: For program point hash_table_state_is_validFINAL(lines 9999 10046) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,946 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-11-19 14:38:07,946 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-11-19 14:38:07,947 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,947 INFO L858 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2021-11-19 14:38:07,947 INFO L861 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2021-11-19 14:38:07,947 INFO L858 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-19 14:38:07,947 INFO L858 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2021-11-19 14:38:07,947 INFO L861 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: true [2021-11-19 14:38:07,948 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2021-11-19 14:38:07,948 INFO L858 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2021-11-19 14:38:07,948 INFO L858 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2021-11-19 14:38:07,948 INFO L861 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: true [2021-11-19 14:38:07,948 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2021-11-19 14:38:07,949 INFO L858 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2021-11-19 14:38:07,949 INFO L858 garLoopResultBuilder]: For program point aws_is_power_of_twoFINAL(lines 2626 2631) no Hoare annotation was computed. [2021-11-19 14:38:07,949 INFO L858 garLoopResultBuilder]: For program point aws_is_power_of_twoEXIT(lines 2626 2631) no Hoare annotation was computed. [2021-11-19 14:38:07,949 INFO L861 garLoopResultBuilder]: At program point aws_is_power_of_twoENTRY(lines 2626 2631) the Hoare annotation is: true [2021-11-19 14:38:07,949 INFO L861 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: true [2021-11-19 14:38:07,950 INFO L861 garLoopResultBuilder]: At program point aws_add_size_checkedENTRY(lines 2613 2621) the Hoare annotation is: true [2021-11-19 14:38:07,950 INFO L861 garLoopResultBuilder]: At program point L2542(line 2542) the Hoare annotation is: true [2021-11-19 14:38:07,950 INFO L858 garLoopResultBuilder]: For program point L2543-1(line 2543) no Hoare annotation was computed. [2021-11-19 14:38:07,950 INFO L861 garLoopResultBuilder]: At program point L2543(line 2543) the Hoare annotation is: true [2021-11-19 14:38:07,950 INFO L858 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2021-11-19 14:38:07,951 INFO L858 garLoopResultBuilder]: For program point aws_add_size_checkedFINAL(lines 2613 2621) no Hoare annotation was computed. [2021-11-19 14:38:07,951 INFO L858 garLoopResultBuilder]: For program point aws_add_size_checkedEXIT(lines 2613 2621) no Hoare annotation was computed. [2021-11-19 14:38:07,951 INFO L858 garLoopResultBuilder]: For program point L9883(lines 9883 9885) no Hoare annotation was computed. [2021-11-19 14:38:07,951 INFO L861 garLoopResultBuilder]: At program point L9887(line 9887) the Hoare annotation is: true [2021-11-19 14:38:07,951 INFO L858 garLoopResultBuilder]: For program point L9887-1(line 9887) no Hoare annotation was computed. [2021-11-19 14:38:07,951 INFO L858 garLoopResultBuilder]: For program point L9883-2(lines 9883 9885) no Hoare annotation was computed. [2021-11-19 14:38:07,952 INFO L861 garLoopResultBuilder]: At program point L9900(line 9900) the Hoare annotation is: true [2021-11-19 14:38:07,952 INFO L858 garLoopResultBuilder]: For program point L9900-1(line 9900) no Hoare annotation was computed. [2021-11-19 14:38:07,952 INFO L858 garLoopResultBuilder]: For program point L9892(line 9892) no Hoare annotation was computed. [2021-11-19 14:38:07,952 INFO L858 garLoopResultBuilder]: For program point L9892-2(lines 9892 9894) no Hoare annotation was computed. [2021-11-19 14:38:07,952 INFO L861 garLoopResultBuilder]: At program point L9884(line 9884) the Hoare annotation is: true [2021-11-19 14:38:07,952 INFO L858 garLoopResultBuilder]: For program point aws_hash_iter_deleteFINAL(lines 9871 9904) no Hoare annotation was computed. [2021-11-19 14:38:07,964 INFO L858 garLoopResultBuilder]: For program point L9884-1(line 9884) no Hoare annotation was computed. [2021-11-19 14:38:07,964 INFO L858 garLoopResultBuilder]: For program point L9892-4(lines 9892 9894) no Hoare annotation was computed. [2021-11-19 14:38:07,964 INFO L861 garLoopResultBuilder]: At program point L9876(line 9876) the Hoare annotation is: true [2021-11-19 14:38:07,964 INFO L861 garLoopResultBuilder]: At program point L9876-1(line 9876) the Hoare annotation is: true [2021-11-19 14:38:07,964 INFO L858 garLoopResultBuilder]: For program point L9876-2(line 9876) no Hoare annotation was computed. [2021-11-19 14:38:07,964 INFO L861 garLoopResultBuilder]: At program point aws_hash_iter_deleteENTRY(lines 9871 9904) the Hoare annotation is: true [2021-11-19 14:38:07,964 INFO L858 garLoopResultBuilder]: For program point aws_hash_iter_deleteEXIT(lines 9871 9904) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L861 garLoopResultBuilder]: At program point L9877(line 9877) the Hoare annotation is: true [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9877-1(line 9877) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9882(lines 9882 9889) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9886(lines 9886 9888) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L861 garLoopResultBuilder]: At program point L9874(line 9874) the Hoare annotation is: true [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9882-1(lines 9882 9889) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9903-2(line 9903) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9874-1(line 9874) no Hoare annotation was computed. [2021-11-19 14:38:07,965 INFO L861 garLoopResultBuilder]: At program point L9903(line 9903) the Hoare annotation is: true [2021-11-19 14:38:07,965 INFO L861 garLoopResultBuilder]: At program point L9903-1(line 9903) the Hoare annotation is: true [2021-11-19 14:38:07,965 INFO L861 garLoopResultBuilder]: At program point L9891(line 9891) the Hoare annotation is: true [2021-11-19 14:38:07,965 INFO L858 garLoopResultBuilder]: For program point L9891-1(line 9891) no Hoare annotation was computed. [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L6815-1(line 6815) the Hoare annotation is: (or (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) (= (bvadd |ULTIMATE.start_ensure_allocated_hash_table_#t~ret550#1| (_ bv1 32)) (_ bv0 32))) [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L6815(line 6815) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L6811-1(line 6811) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L6811(line 6811) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,966 INFO L858 garLoopResultBuilder]: For program point L6815-2(line 6815) no Hoare annotation was computed. [2021-11-19 14:38:07,966 INFO L858 garLoopResultBuilder]: For program point L6840-1(line 6840) no Hoare annotation was computed. [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L6840(line 6840) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L10131(line 10131) the Hoare annotation is: false [2021-11-19 14:38:07,966 INFO L858 garLoopResultBuilder]: For program point L10131-1(line 10131) no Hoare annotation was computed. [2021-11-19 14:38:07,966 INFO L854 garLoopResultBuilder]: At program point L10127(line 10127) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L10127-1(line 10127) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L854 garLoopResultBuilder]: At program point L10119-2(line 10119) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L10119-3(line 10119) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L10119(line 10119) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L6816-1(line 6816) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L854 garLoopResultBuilder]: At program point L6816(line 6816) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L858 garLoopResultBuilder]: For program point L6812-1(line 6812) no Hoare annotation was computed. [2021-11-19 14:38:07,967 INFO L854 garLoopResultBuilder]: At program point L6812(line 6812) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,968 INFO L854 garLoopResultBuilder]: At program point L10132(line 10132) the Hoare annotation is: false [2021-11-19 14:38:07,968 INFO L858 garLoopResultBuilder]: For program point L6841-1(line 6841) no Hoare annotation was computed. [2021-11-19 14:38:07,968 INFO L854 garLoopResultBuilder]: At program point L10132-1(line 10132) the Hoare annotation is: false [2021-11-19 14:38:07,968 INFO L854 garLoopResultBuilder]: At program point L6841(line 6841) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,968 INFO L858 garLoopResultBuilder]: For program point L10132-2(line 10132) no Hoare annotation was computed. [2021-11-19 14:38:07,968 INFO L854 garLoopResultBuilder]: At program point L6833(lines 6831 6834) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,968 INFO L854 garLoopResultBuilder]: At program point L10128(line 10128) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#iter~2#1.base|)) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,969 INFO L854 garLoopResultBuilder]: At program point L10128-1(line 10128) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_#t~ret1341#1| (_ bv0 8)) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,969 INFO L858 garLoopResultBuilder]: For program point L10128-2(line 10128) no Hoare annotation was computed. [2021-11-19 14:38:07,969 INFO L858 garLoopResultBuilder]: For program point L10120-3(line 10120) no Hoare annotation was computed. [2021-11-19 14:38:07,969 INFO L858 garLoopResultBuilder]: For program point L10120(line 10120) no Hoare annotation was computed. [2021-11-19 14:38:07,969 INFO L854 garLoopResultBuilder]: At program point L10120-2(line 10120) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,969 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-19 14:38:07,969 INFO L858 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2021-11-19 14:38:07,969 INFO L854 garLoopResultBuilder]: At program point L6810(line 6810) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,969 INFO L854 garLoopResultBuilder]: At program point L6843(lines 6837 6844) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,970 INFO L858 garLoopResultBuilder]: For program point L6839-1(line 6839) no Hoare annotation was computed. [2021-11-19 14:38:07,970 INFO L854 garLoopResultBuilder]: At program point L6839(line 6839) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,970 INFO L858 garLoopResultBuilder]: For program point L6810-1(line 6810) no Hoare annotation was computed. [2021-11-19 14:38:07,970 INFO L854 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: false [2021-11-19 14:38:07,970 INFO L861 garLoopResultBuilder]: At program point L10134(line 10134) the Hoare annotation is: true [2021-11-19 14:38:07,970 INFO L854 garLoopResultBuilder]: At program point L10122(line 10122) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,970 INFO L854 garLoopResultBuilder]: At program point L10130-1(line 10130) the Hoare annotation is: false [2021-11-19 14:38:07,970 INFO L858 garLoopResultBuilder]: For program point L10130-2(line 10130) no Hoare annotation was computed. [2021-11-19 14:38:07,970 INFO L854 garLoopResultBuilder]: At program point L10118-1(line 10118) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,970 INFO L858 garLoopResultBuilder]: For program point L10118-2(line 10118) no Hoare annotation was computed. [2021-11-19 14:38:07,970 INFO L858 garLoopResultBuilder]: For program point L10114(lines 10114 10133) no Hoare annotation was computed. [2021-11-19 14:38:07,971 INFO L858 garLoopResultBuilder]: For program point L10122-1(line 10122) no Hoare annotation was computed. [2021-11-19 14:38:07,971 INFO L854 garLoopResultBuilder]: At program point L10118(line 10118) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.base|) (not (= (_ bv0 64) (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset|))) (= |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.offset| |ULTIMATE.start_ensure_allocated_hash_table_~map#1.offset|) (not (= (_ bv0 64) |ULTIMATE.start_aws_hash_iter_delete_harness_~#map~0#1.base|))) [2021-11-19 14:38:07,971 INFO L858 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-19 14:38:07,971 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2021-11-19 14:38:07,971 INFO L858 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-19 14:38:07,971 INFO L858 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2021-11-19 14:38:07,971 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2021-11-19 14:38:07,972 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-19 14:38:07,975 INFO L732 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2021-11-19 14:38:07,977 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-19 14:38:07,987 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.11 02:38:07 BoogieIcfgContainer [2021-11-19 14:38:07,987 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-19 14:38:07,988 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-19 14:38:07,988 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-19 14:38:07,989 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-19 14:38:07,989 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 02:37:29" (3/4) ... [2021-11-19 14:38:07,993 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-19 14:38:08,000 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2021-11-19 14:38:08,000 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_table_is_valid [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_is_valid [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure s_remove_entry [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure hash_table_state_required_bytes [2021-11-19 14:38:08,001 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_power_of_two [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_is_valid [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_add_size_checked [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2021-11-19 14:38:08,002 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2021-11-19 14:38:08,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ##fun~$Pointer$~TO~VOID [2021-11-19 14:38:08,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_hash_iter_delete [2021-11-19 14:38:08,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-11-19 14:38:08,003 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_plus [2021-11-19 14:38:08,025 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 160 nodes and edges [2021-11-19 14:38:08,027 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 75 nodes and edges [2021-11-19 14:38:08,029 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 28 nodes and edges [2021-11-19 14:38:08,032 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 14 nodes and edges [2021-11-19 14:38:08,034 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-19 14:38:08,036 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-19 14:38:08,038 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-19 14:38:08,040 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-19 14:38:08,943 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/witness.graphml [2021-11-19 14:38:08,943 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-19 14:38:08,944 INFO L158 Benchmark]: Toolchain (without parser) took 51433.33ms. Allocated memory was 60.8MB in the beginning and 274.7MB in the end (delta: 213.9MB). Free memory was 31.5MB in the beginning and 95.9MB in the end (delta: -64.4MB). Peak memory consumption was 207.4MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,945 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-19 14:38:08,945 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5044.67ms. Allocated memory was 60.8MB in the beginning and 224.4MB in the end (delta: 163.6MB). Free memory was 31.3MB in the beginning and 161.3MB in the end (delta: -130.0MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,946 INFO L158 Benchmark]: Boogie Procedure Inliner took 298.42ms. Allocated memory is still 224.4MB. Free memory was 161.3MB in the beginning and 149.8MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,946 INFO L158 Benchmark]: Boogie Preprocessor took 186.17ms. Allocated memory is still 224.4MB. Free memory was 149.8MB in the beginning and 140.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,947 INFO L158 Benchmark]: RCFGBuilder took 6929.36ms. Allocated memory is still 224.4MB. Free memory was 140.3MB in the beginning and 109.6MB in the end (delta: 30.7MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,947 INFO L158 Benchmark]: TraceAbstraction took 38008.42ms. Allocated memory was 224.4MB in the beginning and 274.7MB in the end (delta: 50.3MB). Free memory was 109.6MB in the beginning and 101.6MB in the end (delta: 8.1MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,948 INFO L158 Benchmark]: Witness Printer took 955.41ms. Allocated memory is still 274.7MB. Free memory was 101.6MB in the beginning and 95.9MB in the end (delta: 5.6MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. [2021-11-19 14:38:08,950 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 60.8MB. Free memory is still 42.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5044.67ms. Allocated memory was 60.8MB in the beginning and 224.4MB in the end (delta: 163.6MB). Free memory was 31.3MB in the beginning and 161.3MB in the end (delta: -130.0MB). Peak memory consumption was 67.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 298.42ms. Allocated memory is still 224.4MB. Free memory was 161.3MB in the beginning and 149.8MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 186.17ms. Allocated memory is still 224.4MB. Free memory was 149.8MB in the beginning and 140.3MB in the end (delta: 9.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 6929.36ms. Allocated memory is still 224.4MB. Free memory was 140.3MB in the beginning and 109.6MB in the end (delta: 30.7MB). Peak memory consumption was 97.8MB. Max. memory is 16.1GB. * TraceAbstraction took 38008.42ms. Allocated memory was 224.4MB in the beginning and 274.7MB in the end (delta: 50.3MB). Free memory was 109.6MB in the beginning and 101.6MB in the end (delta: 8.1MB). Peak memory consumption was 57.4MB. Max. memory is 16.1GB. * Witness Printer took 955.41ms. Allocated memory is still 274.7MB. Free memory was 101.6MB in the beginning and 95.9MB in the end (delta: 5.6MB). Peak memory consumption was 65.4MB. Max. memory is 16.1GB. * 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 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 37.9s, OverallIterations: 8, TraceHistogramMax: 19, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 11.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 2 mSolverCounterUnknown, 154 SdHoareTripleChecker+Valid, 10.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 128 mSDsluCounter, 9736 SdHoareTripleChecker+Invalid, 10.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 383 IncrementalHoareTripleChecker+Unchecked, 7809 mSDsCounter, 24 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 500 IncrementalHoareTripleChecker+Invalid, 909 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 24 mSolverCounterUnsat, 1927 mSDtfsCounter, 500 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3378 GetRequests, 3322 SyntacticMatches, 0 SemanticMatches, 56 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 97 ImplicationChecksByTransitivity, 2.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=218occurred in iteration=7, InterpolantAutomatonStates: 56, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 15 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 82 LocationsWithAnnotation, 683 PreInvPairs, 705 NumberOfFragments, 379 HoareAnnotationTreeSize, 683 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 82 FomulaSimplificationsInter, 70 FormulaSimplificationTreeSizeReductionInter, 0.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 7.3s SatisfiabilityAnalysisTime, 14.7s InterpolantComputationTime, 1693 NumberOfCodeBlocks, 1693 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 3370 ConstructedInterpolants, 23 QuantifiedInterpolants, 4432 SizeOfPredicates, 27 NumberOfNonLiveVariables, 12392 ConjunctsInSsa, 56 ConjunctsInUnsatCore, 16 InterpolantComputations, 11 PerfectInterpolantSequences, 11110/11194 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 6831]: Loop Invariant Derived loop invariant: (map == map && map == map) && !(0bv64 == map) - InvariantResult [Line: 9139]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6837]: Loop Invariant Derived loop invariant: (map == map && map == map) && !(0bv64 == map) - InvariantResult [Line: 10134]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9142]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9617]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2021-11-19 14:38:09,014 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eee695da-fbaa-434f-85ed-fdd07b178e85/bin/utaipan-UbGMyvGFUs/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE