./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS --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 d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 08:06:36,798 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 08:06:36,800 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 08:06:36,820 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 08:06:36,821 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 08:06:36,822 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 08:06:36,823 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 08:06:36,825 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 08:06:36,827 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 08:06:36,828 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 08:06:36,829 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 08:06:36,830 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 08:06:36,831 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 08:06:36,832 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 08:06:36,833 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 08:06:36,834 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 08:06:36,835 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 08:06:36,836 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 08:06:36,838 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 08:06:36,840 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 08:06:36,841 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 08:06:36,843 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 08:06:36,844 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 08:06:36,845 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 08:06:36,848 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 08:06:36,849 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 08:06:36,849 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 08:06:36,850 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 08:06:36,850 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 08:06:36,852 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 08:06:36,852 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 08:06:36,853 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 08:06:36,854 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 08:06:36,854 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 08:06:36,856 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 08:06:36,856 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 08:06:36,862 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 08:06:36,862 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 08:06:36,862 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 08:06:36,864 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 08:06:36,865 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 08:06:36,866 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 08:06:36,896 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 08:06:36,897 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 08:06:36,897 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 08:06:36,897 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 08:06:36,898 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 08:06:36,898 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 08:06:36,899 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 08:06:36,899 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 08:06:36,899 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 08:06:36,899 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 08:06:36,900 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 08:06:36,900 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 08:06:36,900 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 08:06:36,900 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 08:06:36,901 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 08:06:36,901 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 08:06:36,901 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 08:06:36,902 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 08:06:36,902 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 08:06:36,903 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 08:06:36,903 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 08:06:36,903 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 08:06:36,903 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 08:06:36,904 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 08:06:36,904 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 08:06:36,904 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 08:06:36,904 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 08:06:36,905 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 08:06:36,905 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 08:06:36,905 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:06:36,906 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 08:06:36,906 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 08:06:36,906 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 08:06:36,906 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 08:06:36,907 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 08:06:36,907 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 08:06:36,907 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 08:06:36,907 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 08:06:36,908 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d8b9169d0d63d8238da177db4999afabb0efa6e97e1e7cd257e8474f76788f17 [2022-11-19 08:06:37,163 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 08:06:37,182 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 08:06:37,185 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 08:06:37,186 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 08:06:37,187 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 08:06:37,188 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2022-11-19 08:06:37,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/data/6a8dab612/316b34dac30142df895d1ea331586ca2/FLAGa4f9f17f4 [2022-11-19 08:06:38,025 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 08:06:38,026 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i [2022-11-19 08:06:38,059 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/data/6a8dab612/316b34dac30142df895d1ea331586ca2/FLAGa4f9f17f4 [2022-11-19 08:06:38,552 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/data/6a8dab612/316b34dac30142df895d1ea331586ca2 [2022-11-19 08:06:38,554 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 08:06:38,555 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 08:06:38,556 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 08:06:38,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 08:06:38,560 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 08:06:38,561 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:38" (1/1) ... [2022-11-19 08:06:38,562 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7b148f54 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:38, skipping insertion in model container [2022-11-19 08:06:38,562 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 08:06:38" (1/1) ... [2022-11-19 08:06:38,570 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 08:06:38,652 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 08:06:38,965 WARN L234 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_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2022-11-19 08:06:38,974 WARN L234 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_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2022-11-19 08:06:39,959 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,960 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,960 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,961 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,970 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,982 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,982 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,984 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,985 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,986 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,987 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,988 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:39,988 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,354 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 08:06:40,355 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 08:06:40,356 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 08:06:40,357 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 08:06:40,358 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 08:06:40,359 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 08:06:40,359 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 08:06:40,360 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 08:06:40,361 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 08:06:40,361 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 08:06:40,519 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 08:06:40,580 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,620 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,711 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,712 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,712 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,713 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,713 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,714 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,714 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,715 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,715 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,716 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,716 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,717 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,717 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,720 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,721 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,721 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,722 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,725 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,725 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,734 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,735 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,735 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,749 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:06:40,784 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 08:06:40,809 WARN L234 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_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4497,4510] [2022-11-19 08:06:40,815 WARN L234 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_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/sv-benchmarks/c/aws-c-common/aws_priority_queue_push_harness.i[4557,4570] [2022-11-19 08:06:40,856 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,857 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,857 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,858 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,859 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,865 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,866 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,867 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,867 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,868 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,869 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,869 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,870 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,901 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 08:06:40,902 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 08:06:40,903 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 08:06:40,904 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 08:06:40,904 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 08:06:40,905 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 08:06:40,905 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 08:06:40,906 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 08:06:40,906 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 08:06:40,907 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 08:06:40,926 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 08:06:40,940 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:40,945 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,002 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,008 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,008 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,009 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,011 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,012 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,012 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,014 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,014 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,015 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,016 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,016 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,017 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,019 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,020 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,021 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,021 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,027 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,027 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,038 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,039 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,039 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 08:06:41,055 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 08:06:41,313 INFO L208 MainTranslator]: Completed translation [2022-11-19 08:06:41,314 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41 WrapperNode [2022-11-19 08:06:41,314 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 08:06:41,316 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 08:06:41,316 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 08:06:41,316 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 08:06:41,323 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,409 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,540 INFO L138 Inliner]: procedures = 697, calls = 1878, calls flagged for inlining = 60, calls inlined = 19, statements flattened = 1162 [2022-11-19 08:06:41,540 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 08:06:41,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 08:06:41,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 08:06:41,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 08:06:41,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,648 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,680 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,685 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,704 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 08:06:41,705 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 08:06:41,705 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 08:06:41,705 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 08:06:41,706 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (1/1) ... [2022-11-19 08:06:41,716 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 08:06:41,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:41,741 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 08:06:41,756 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 08:06:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2022-11-19 08:06:41,800 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2022-11-19 08:06:41,800 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_init_dynamic [2022-11-19 08:06:41,801 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_init_dynamic [2022-11-19 08:06:41,801 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-19 08:06:41,801 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-19 08:06:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 08:06:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-19 08:06:41,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-19 08:06:41,802 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-19 08:06:41,802 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-19 08:06:41,803 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-19 08:06:41,804 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-19 08:06:41,806 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-19 08:06:41,806 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-19 08:06:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2022-11-19 08:06:41,807 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2022-11-19 08:06:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 08:06:41,807 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-19 08:06:41,808 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-19 08:06:41,809 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 08:06:41,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 08:06:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 08:06:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 08:06:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 08:06:41,814 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2022-11-19 08:06:41,814 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2022-11-19 08:06:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-11-19 08:06:41,815 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-11-19 08:06:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 08:06:41,815 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 08:06:41,815 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-19 08:06:41,815 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-19 08:06:41,816 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-19 08:06:41,816 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-19 08:06:41,816 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-19 08:06:41,816 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-19 08:06:41,816 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-19 08:06:41,816 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-19 08:06:41,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2022-11-19 08:06:41,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2022-11-19 08:06:41,817 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-19 08:06:41,817 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-19 08:06:41,817 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2022-11-19 08:06:41,817 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2022-11-19 08:06:41,818 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 08:06:41,818 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 08:06:41,818 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-19 08:06:41,818 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-19 08:06:41,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-11-19 08:06:41,818 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-11-19 08:06:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_acquire [2022-11-19 08:06:41,819 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_acquire [2022-11-19 08:06:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 08:06:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2022-11-19 08:06:41,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2022-11-19 08:06:41,819 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 08:06:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 08:06:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2022-11-19 08:06:41,820 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2022-11-19 08:06:41,820 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-19 08:06:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-19 08:06:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-19 08:06:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-19 08:06:41,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2022-11-19 08:06:41,821 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2022-11-19 08:06:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 08:06:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-19 08:06:41,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-19 08:06:41,822 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_set_at [2022-11-19 08:06:41,822 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_set_at [2022-11-19 08:06:41,823 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2022-11-19 08:06:41,823 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2022-11-19 08:06:41,823 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 08:06:41,823 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-11-19 08:06:41,823 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 08:06:42,289 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 08:06:42,292 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 08:06:43,868 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 08:06:44,215 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 08:06:44,216 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-11-19 08:06:44,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:44 BoogieIcfgContainer [2022-11-19 08:06:44,219 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 08:06:44,221 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 08:06:44,222 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 08:06:44,225 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 08:06:44,225 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 08:06:38" (1/3) ... [2022-11-19 08:06:44,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64011825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:44, skipping insertion in model container [2022-11-19 08:06:44,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 08:06:41" (2/3) ... [2022-11-19 08:06:44,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64011825 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 08:06:44, skipping insertion in model container [2022-11-19 08:06:44,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 08:06:44" (3/3) ... [2022-11-19 08:06:44,228 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_push_harness.i [2022-11-19 08:06:44,247 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 08:06:44,248 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-11-19 08:06:44,309 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 08:06:44,315 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@48e70b7e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 08:06:44,315 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-11-19 08:06:44,321 INFO L276 IsEmpty]: Start isEmpty. Operand has 463 states, 233 states have (on average 1.201716738197425) internal successors, (280), 236 states have internal predecessors, (280), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (196), 196 states have call predecessors, (196), 196 states have call successors, (196) [2022-11-19 08:06:44,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 126 [2022-11-19 08:06:44,336 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:44,336 INFO L195 NwaCegarLoop]: trace histogram [13, 3, 3, 3, 3, 3, 3, 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] [2022-11-19 08:06:44,337 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:44,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:44,342 INFO L85 PathProgramCache]: Analyzing trace with hash -1023529960, now seen corresponding path program 1 times [2022-11-19 08:06:44,352 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:44,353 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [638358449] [2022-11-19 08:06:44,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:44,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:44,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:45,541 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 186 trivial. 0 not checked. [2022-11-19 08:06:45,542 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:45,542 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [638358449] [2022-11-19 08:06:45,543 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [638358449] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 08:06:45,543 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1350648761] [2022-11-19 08:06:45,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:45,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:45,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:45,551 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:45,573 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 08:06:46,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:46,263 INFO L263 TraceCheckSpWp]: Trace formula consists of 2394 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-19 08:06:46,273 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:46,411 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-19 08:06:46,411 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:06:46,412 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1350648761] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:06:46,412 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 08:06:46,412 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-11-19 08:06:46,414 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184997243] [2022-11-19 08:06:46,415 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:06:46,420 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:06:46,420 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:06:46,467 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:06:46,469 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:06:46,474 INFO L87 Difference]: Start difference. First operand has 463 states, 233 states have (on average 1.201716738197425) internal successors, (280), 236 states have internal predecessors, (280), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (196), 196 states have call predecessors, (196), 196 states have call successors, (196) Second operand has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-19 08:06:47,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:06:47,296 INFO L93 Difference]: Finished difference Result 899 states and 1372 transitions. [2022-11-19 08:06:47,297 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:06:47,299 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) Word has length 125 [2022-11-19 08:06:47,299 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:06:47,323 INFO L225 Difference]: With dead ends: 899 [2022-11-19 08:06:47,327 INFO L226 Difference]: Without dead ends: 462 [2022-11-19 08:06:47,343 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 130 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-11-19 08:06:47,350 INFO L413 NwaCegarLoop]: 601 mSDtfsCounter, 54 mSDsluCounter, 1690 mSDsCounter, 0 mSdLazyCounter, 270 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 102 SdHoareTripleChecker+Valid, 2291 SdHoareTripleChecker+Invalid, 271 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 270 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-11-19 08:06:47,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [102 Valid, 2291 Invalid, 271 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 270 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-11-19 08:06:47,372 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 462 states. [2022-11-19 08:06:47,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 462 to 462. [2022-11-19 08:06:47,437 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 462 states, 232 states have (on average 1.1896551724137931) internal successors, (276), 235 states have internal predecessors, (276), 196 states have call successors, (196), 32 states have call predecessors, (196), 32 states have return successors, (204), 194 states have call predecessors, (204), 194 states have call successors, (204) [2022-11-19 08:06:47,441 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 462 states and 676 transitions. [2022-11-19 08:06:47,443 INFO L78 Accepts]: Start accepts. Automaton has 462 states and 676 transitions. Word has length 125 [2022-11-19 08:06:47,444 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:06:47,444 INFO L495 AbstractCegarLoop]: Abstraction has 462 states and 676 transitions. [2022-11-19 08:06:47,444 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.4) internal successors, (42), 5 states have internal predecessors, (42), 3 states have call successors, (27), 2 states have call predecessors, (27), 3 states have return successors, (25), 3 states have call predecessors, (25), 3 states have call successors, (25) [2022-11-19 08:06:47,444 INFO L276 IsEmpty]: Start isEmpty. Operand 462 states and 676 transitions. [2022-11-19 08:06:47,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2022-11-19 08:06:47,448 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:47,448 INFO L195 NwaCegarLoop]: trace histogram [13, 4, 4, 4, 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] [2022-11-19 08:06:47,467 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 08:06:47,668 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-19 08:06:47,668 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:47,669 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:47,669 INFO L85 PathProgramCache]: Analyzing trace with hash -665865209, now seen corresponding path program 1 times [2022-11-19 08:06:47,669 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:47,669 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447093614] [2022-11-19 08:06:47,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:47,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:47,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:48,514 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-19 08:06:48,515 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:48,515 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447093614] [2022-11-19 08:06:48,515 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1447093614] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-19 08:06:48,516 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1940213246] [2022-11-19 08:06:48,516 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:48,516 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:48,516 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:48,519 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:48,532 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 08:06:49,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:49,203 INFO L263 TraceCheckSpWp]: Trace formula consists of 2444 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 08:06:49,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:49,321 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-19 08:06:49,321 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:06:49,322 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1940213246] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:06:49,322 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-19 08:06:49,322 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-19 08:06:49,322 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [399954016] [2022-11-19 08:06:49,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:06:49,323 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-19 08:06:49,323 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:06:49,324 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-19 08:06:49,324 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-11-19 08:06:49,324 INFO L87 Difference]: Start difference. First operand 462 states and 676 transitions. Second operand has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2022-11-19 08:06:50,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:06:50,388 INFO L93 Difference]: Finished difference Result 909 states and 1372 transitions. [2022-11-19 08:06:50,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 08:06:50,389 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) Word has length 133 [2022-11-19 08:06:50,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:06:50,394 INFO L225 Difference]: With dead ends: 909 [2022-11-19 08:06:50,394 INFO L226 Difference]: Without dead ends: 475 [2022-11-19 08:06:50,401 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-11-19 08:06:50,404 INFO L413 NwaCegarLoop]: 568 mSDtfsCounter, 73 mSDsluCounter, 2662 mSDsCounter, 0 mSdLazyCounter, 655 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 126 SdHoareTripleChecker+Valid, 3230 SdHoareTripleChecker+Invalid, 663 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 655 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 08:06:50,408 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [126 Valid, 3230 Invalid, 663 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 655 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 08:06:50,410 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 475 states. [2022-11-19 08:06:50,466 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 475 to 473. [2022-11-19 08:06:50,467 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 240 states have (on average 1.1916666666666667) internal successors, (286), 243 states have internal predecessors, (286), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2022-11-19 08:06:50,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 722 transitions. [2022-11-19 08:06:50,472 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 722 transitions. Word has length 133 [2022-11-19 08:06:50,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:06:50,473 INFO L495 AbstractCegarLoop]: Abstraction has 473 states and 722 transitions. [2022-11-19 08:06:50,473 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 4 states have call successors, (28), 2 states have call predecessors, (28), 4 states have return successors, (26), 4 states have call predecessors, (26), 4 states have call successors, (26) [2022-11-19 08:06:50,473 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 722 transitions. [2022-11-19 08:06:50,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2022-11-19 08:06:50,476 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:50,476 INFO L195 NwaCegarLoop]: trace histogram [13, 4, 4, 3, 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] [2022-11-19 08:06:50,491 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 08:06:50,676 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:50,677 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:50,677 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:50,677 INFO L85 PathProgramCache]: Analyzing trace with hash -1929464334, now seen corresponding path program 1 times [2022-11-19 08:06:50,677 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:50,678 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [276689492] [2022-11-19 08:06:50,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:50,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:50,782 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:06:50,785 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [145059749] [2022-11-19 08:06:50,785 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:50,785 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:50,785 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:50,786 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:50,811 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 08:06:51,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:51,473 INFO L263 TraceCheckSpWp]: Trace formula consists of 2576 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-19 08:06:51,479 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:51,567 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 124 trivial. 0 not checked. [2022-11-19 08:06:51,569 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:06:51,570 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:51,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [276689492] [2022-11-19 08:06:51,570 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:06:51,570 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [145059749] [2022-11-19 08:06:51,570 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [145059749] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:06:51,571 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:06:51,571 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 08:06:51,571 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [475275680] [2022-11-19 08:06:51,571 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:06:51,572 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 08:06:51,573 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:06:51,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 08:06:51,574 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 08:06:51,574 INFO L87 Difference]: Start difference. First operand 473 states and 722 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-19 08:06:52,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:06:52,451 INFO L93 Difference]: Finished difference Result 926 states and 1442 transitions. [2022-11-19 08:06:52,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-19 08:06:52,451 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) Word has length 142 [2022-11-19 08:06:52,452 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:06:52,456 INFO L225 Difference]: With dead ends: 926 [2022-11-19 08:06:52,456 INFO L226 Difference]: Without dead ends: 481 [2022-11-19 08:06:52,458 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 144 GetRequests, 137 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-11-19 08:06:52,459 INFO L413 NwaCegarLoop]: 599 mSDtfsCounter, 65 mSDsluCounter, 2253 mSDsCounter, 0 mSdLazyCounter, 401 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 109 SdHoareTripleChecker+Valid, 2852 SdHoareTripleChecker+Invalid, 407 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 401 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 08:06:52,459 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [109 Valid, 2852 Invalid, 407 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 401 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 08:06:52,461 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 481 states. [2022-11-19 08:06:52,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 481 to 473. [2022-11-19 08:06:52,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 240 states have (on average 1.1916666666666667) internal successors, (286), 243 states have internal predecessors, (286), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2022-11-19 08:06:52,495 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 722 transitions. [2022-11-19 08:06:52,495 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 722 transitions. Word has length 142 [2022-11-19 08:06:52,496 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:06:52,496 INFO L495 AbstractCegarLoop]: Abstraction has 473 states and 722 transitions. [2022-11-19 08:06:52,496 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (30), 2 states have call predecessors, (30), 3 states have return successors, (28), 4 states have call predecessors, (28), 4 states have call successors, (28) [2022-11-19 08:06:52,496 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 722 transitions. [2022-11-19 08:06:52,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2022-11-19 08:06:52,499 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:52,499 INFO L195 NwaCegarLoop]: trace histogram [13, 5, 5, 4, 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] [2022-11-19 08:06:52,515 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 08:06:52,708 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:52,708 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:52,709 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:52,709 INFO L85 PathProgramCache]: Analyzing trace with hash 2037994758, now seen corresponding path program 1 times [2022-11-19 08:06:52,709 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:52,709 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1210444969] [2022-11-19 08:06:52,709 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:52,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:52,804 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:06:52,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [19450156] [2022-11-19 08:06:52,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:52,805 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:52,805 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:52,806 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:52,812 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 08:06:53,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 08:06:53,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 2630 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-19 08:06:53,502 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-19 08:06:53,615 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:06:53,615 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:53,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1210444969] [2022-11-19 08:06:53,615 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:06:53,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [19450156] [2022-11-19 08:06:53,616 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [19450156] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:06:53,616 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:06:53,616 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-19 08:06:53,616 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2144452829] [2022-11-19 08:06:53,616 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:06:53,617 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-19 08:06:53,617 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:06:53,618 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-19 08:06:53,618 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-19 08:06:53,618 INFO L87 Difference]: Start difference. First operand 473 states and 722 transitions. Second operand has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2022-11-19 08:06:55,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:06:55,024 INFO L93 Difference]: Finished difference Result 928 states and 1437 transitions. [2022-11-19 08:06:55,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-11-19 08:06:55,025 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) Word has length 150 [2022-11-19 08:06:55,025 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:06:55,029 INFO L225 Difference]: With dead ends: 928 [2022-11-19 08:06:55,029 INFO L226 Difference]: Without dead ends: 483 [2022-11-19 08:06:55,035 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-11-19 08:06:55,038 INFO L413 NwaCegarLoop]: 567 mSDtfsCounter, 88 mSDsluCounter, 3192 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 136 SdHoareTripleChecker+Valid, 3759 SdHoareTripleChecker+Invalid, 865 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.3s IncrementalHoareTripleChecker+Time [2022-11-19 08:06:55,038 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [136 Valid, 3759 Invalid, 865 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 1.3s Time] [2022-11-19 08:06:55,040 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 483 states. [2022-11-19 08:06:55,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 483 to 473. [2022-11-19 08:06:55,075 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 240 states have (on average 1.1916666666666667) internal successors, (286), 243 states have internal predecessors, (286), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (238), 197 states have call predecessors, (238), 196 states have call successors, (238) [2022-11-19 08:06:55,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 722 transitions. [2022-11-19 08:06:55,080 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 722 transitions. Word has length 150 [2022-11-19 08:06:55,083 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:06:55,083 INFO L495 AbstractCegarLoop]: Abstraction has 473 states and 722 transitions. [2022-11-19 08:06:55,083 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 7.375) internal successors, (59), 8 states have internal predecessors, (59), 5 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 5 states have call predecessors, (29), 5 states have call successors, (29) [2022-11-19 08:06:55,083 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 722 transitions. [2022-11-19 08:06:55,086 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 160 [2022-11-19 08:06:55,086 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:55,086 INFO L195 NwaCegarLoop]: trace histogram [13, 5, 5, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:06:55,107 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-19 08:06:55,296 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:55,296 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:55,297 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:55,297 INFO L85 PathProgramCache]: Analyzing trace with hash 191925133, now seen corresponding path program 2 times [2022-11-19 08:06:55,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:55,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1804846045] [2022-11-19 08:06:55,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:55,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:55,400 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:06:55,400 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [723598574] [2022-11-19 08:06:55,400 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-19 08:06:55,401 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:55,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:55,402 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:55,422 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-19 08:06:56,074 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-19 08:06:56,074 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 08:06:56,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 1881 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-19 08:06:56,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:56,122 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 195 trivial. 0 not checked. [2022-11-19 08:06:56,122 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 08:06:56,122 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:56,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1804846045] [2022-11-19 08:06:56,122 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:06:56,122 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723598574] [2022-11-19 08:06:56,123 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723598574] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 08:06:56,123 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 08:06:56,123 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-19 08:06:56,123 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1830142712] [2022-11-19 08:06:56,123 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 08:06:56,124 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-19 08:06:56,124 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 08:06:56,124 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-19 08:06:56,124 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:06:56,125 INFO L87 Difference]: Start difference. First operand 473 states and 722 transitions. Second operand has 5 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-19 08:06:57,007 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 08:06:57,007 INFO L93 Difference]: Finished difference Result 897 states and 1385 transitions. [2022-11-19 08:06:57,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-19 08:06:57,008 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) Word has length 159 [2022-11-19 08:06:57,009 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 08:06:57,012 INFO L225 Difference]: With dead ends: 897 [2022-11-19 08:06:57,012 INFO L226 Difference]: Without dead ends: 473 [2022-11-19 08:06:57,017 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 155 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-19 08:06:57,018 INFO L413 NwaCegarLoop]: 574 mSDtfsCounter, 0 mSDsluCounter, 1643 mSDsCounter, 0 mSdLazyCounter, 441 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 2217 SdHoareTripleChecker+Invalid, 441 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 441 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-19 08:06:57,019 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 2217 Invalid, 441 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 441 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-19 08:06:57,020 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 473 states. [2022-11-19 08:06:57,049 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 473 to 473. [2022-11-19 08:06:57,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 473 states, 240 states have (on average 1.1916666666666667) internal successors, (286), 243 states have internal predecessors, (286), 198 states have call successors, (198), 32 states have call predecessors, (198), 33 states have return successors, (237), 197 states have call predecessors, (237), 196 states have call successors, (237) [2022-11-19 08:06:57,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 473 states to 473 states and 721 transitions. [2022-11-19 08:06:57,056 INFO L78 Accepts]: Start accepts. Automaton has 473 states and 721 transitions. Word has length 159 [2022-11-19 08:06:57,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 08:06:57,059 INFO L495 AbstractCegarLoop]: Abstraction has 473 states and 721 transitions. [2022-11-19 08:06:57,059 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 19.0) internal successors, (57), 4 states have internal predecessors, (57), 3 states have call successors, (31), 2 states have call predecessors, (31), 4 states have return successors, (29), 3 states have call predecessors, (29), 3 states have call successors, (29) [2022-11-19 08:06:57,059 INFO L276 IsEmpty]: Start isEmpty. Operand 473 states and 721 transitions. [2022-11-19 08:06:57,062 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 169 [2022-11-19 08:06:57,062 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 08:06:57,063 INFO L195 NwaCegarLoop]: trace histogram [13, 5, 5, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 08:06:57,077 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-19 08:06:57,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:57,271 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 08:06:57,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 08:06:57,272 INFO L85 PathProgramCache]: Analyzing trace with hash -448639376, now seen corresponding path program 3 times [2022-11-19 08:06:57,272 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 08:06:57,272 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1233611405] [2022-11-19 08:06:57,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 08:06:57,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 08:06:57,401 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 08:06:57,401 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1290230374] [2022-11-19 08:06:57,402 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-19 08:06:57,402 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 08:06:57,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 08:06:57,403 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 08:06:57,435 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d4cfd49d-ba71-4bba-9e19-5f42fe430a7d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-19 08:06:57,864 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-19 08:06:57,864 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-19 08:06:57,868 INFO L263 TraceCheckSpWp]: Trace formula consists of 780 conjuncts, 10 conjunts are in the unsatisfiable core [2022-11-19 08:06:57,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 08:06:57,985 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 123 proven. 3 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2022-11-19 08:06:57,986 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 08:06:58,365 INFO L134 CoverageAnalysis]: Checked inductivity of 247 backedges. 9 proven. 9 refuted. 0 times theorem prover too weak. 229 trivial. 0 not checked. [2022-11-19 08:06:58,366 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 08:06:58,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1233611405] [2022-11-19 08:06:58,366 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 08:06:58,366 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1290230374] [2022-11-19 08:06:58,367 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1290230374] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 08:06:58,367 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1431075485] [2022-11-19 08:06:58,395 INFO L159 IcfgInterpreter]: Started Sifa with 91 locations of interest [2022-11-19 08:06:58,395 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 08:06:58,399 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 08:06:58,404 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 08:06:58,405 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 08:07:02,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:02,648 INFO L217 Elim1Store]: Index analysis took 412 ms [2022-11-19 08:07:19,470 WARN L233 SmtUtils]: Spent 16.75s on a formula simplification. DAG size of input: 1758 DAG size of output: 1169 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:07:19,480 INFO L321 Elim1Store]: treesize reduction 1958, result has 47.2 percent of original size [2022-11-19 08:07:19,486 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19112 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 195 case distinctions, treesize of input 987 treesize of output 2346 [2022-11-19 08:07:23,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:07:23,799 INFO L217 Elim1Store]: Index analysis took 775 ms [2022-11-19 08:07:52,313 WARN L233 SmtUtils]: Spent 28.45s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 08:07:52,317 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-19 08:07:52,320 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-19 08:09:15,875 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:15,877 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-19 08:09:15,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:15,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 44 treesize of output 43 [2022-11-19 08:09:15,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:15,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:15,893 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 38 treesize of output 29 [2022-11-19 08:09:15,901 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:09:19,818 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:19,899 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-19 08:09:20,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,318 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,320 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,322 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,325 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,329 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,331 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,338 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,340 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,345 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,350 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,355 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,359 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,361 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,372 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,377 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,380 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,382 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,384 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,409 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,410 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,414 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,419 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,421 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,429 INFO L217 Elim1Store]: Index analysis took 115 ms [2022-11-19 08:09:20,435 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-19 08:09:20,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:20,997 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,022 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,044 INFO L217 Elim1Store]: Index analysis took 121 ms [2022-11-19 08:09:21,083 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 08:09:21,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,671 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,689 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,712 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:21,766 INFO L217 Elim1Store]: Index analysis took 125 ms [2022-11-19 08:09:21,800 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 08:09:22,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:22,434 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-19 08:09:29,969 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:29,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:29,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,038 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,062 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,089 INFO L217 Elim1Store]: Index analysis took 121 ms [2022-11-19 08:09:30,123 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 08:09:30,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,486 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,488 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,491 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,494 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,497 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,499 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,503 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,505 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,553 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,578 INFO L217 Elim1Store]: Index analysis took 108 ms [2022-11-19 08:09:30,584 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 57 select indices, 57 select index equivalence classes, 1055 disjoint index pairs (out of 1596 index pairs), introduced 57 new quantified variables, introduced 0 case distinctions, treesize of input 588 treesize of output 260 [2022-11-19 08:09:30,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:30,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:31,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:31,030 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:31,052 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:31,079 INFO L217 Elim1Store]: Index analysis took 122 ms [2022-11-19 08:09:31,111 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 08:09:31,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:31,620 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-11-19 08:09:32,043 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:09:32,091 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-19 08:09:49,023 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-19 08:09:49,228 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-19 08:09:49,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-19 08:09:49,482 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-19 08:09:49,680 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-19 08:09:49,734 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-19 08:10:05,138 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-19 08:10:05,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-19 08:10:05,285 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-19 08:10:05,634 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 11 [2022-11-19 08:10:05,715 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 42 treesize of output 30 [2022-11-19 08:10:05,771 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 24 [2022-11-19 08:10:08,556 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2159 treesize of output 2149 [2022-11-19 08:10:09,122 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2163 treesize of output 2142 [2022-11-19 08:10:09,327 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2159 treesize of output 2149 [2022-11-19 08:10:10,465 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:10:24,516 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 08:10:24,527 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 08:10:24,560 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 08:10:24,564 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 08:10:24,599 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:10:24,606 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:10:24,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-19 08:10:24,626 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:10:24,666 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 08:10:24,672 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 08:10:24,704 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 08:10:24,705 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-19 08:10:24,754 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 08:10:24,781 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-19 08:10:24,781 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-19 08:10:24,805 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 08:10:24,993 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-11-19 08:10:25,019 INFO L350 Elim1Store]: Elim1 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 27 treesize of output 23 [2022-11-19 08:10:25,024 INFO L350 Elim1Store]: Elim1 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 23 treesize of output 19 [2022-11-19 08:10:25,040 INFO L350 Elim1Store]: Elim1 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 27 treesize of output 23 [2022-11-19 08:10:25,045 INFO L350 Elim1Store]: Elim1 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 23 treesize of output 19 [2022-11-19 08:10:27,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2155 treesize of output 2127 [2022-11-19 08:10:27,308 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2123 treesize of output 2099 [2022-11-19 08:10:27,427 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2107 treesize of output 2079 [2022-11-19 08:10:44,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2155 treesize of output 2127 [2022-11-19 08:10:44,618 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 2123 treesize of output 2099 [2022-11-19 08:10:44,722 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 2107 treesize of output 2079 [2022-11-19 08:14:22,583 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2888 for LOIs [2022-11-19 08:14:38,387 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 685 for LOIs [2022-11-19 08:14:43,760 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:43,787 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:43,788 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1931 treesize of output 1891 [2022-11-19 08:14:43,979 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:44,004 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:44,005 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1887 treesize of output 1847 [2022-11-19 08:14:44,199 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1843 treesize of output 1819 [2022-11-19 08:14:50,005 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:50,033 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:50,034 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1931 treesize of output 1891 [2022-11-19 08:14:50,265 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:50,294 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:50,295 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1887 treesize of output 1847 [2022-11-19 08:14:50,514 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1843 treesize of output 1819 [2022-11-19 08:14:57,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:14:57,076 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:57,104 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:57,106 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1931 treesize of output 1891 [2022-11-19 08:14:57,312 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 08:14:57,312 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-19 08:14:57,340 INFO L321 Elim1Store]: treesize reduction 5, result has 37.5 percent of original size [2022-11-19 08:14:57,341 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 3 case distinctions, treesize of input 1887 treesize of output 1847 [2022-11-19 08:14:57,538 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1843 treesize of output 1819 [2022-11-19 08:15:00,247 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 735 for LOIs [2022-11-19 08:15:06,551 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1892 treesize of output 1892 [2022-11-19 08:15:06,671 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1886 treesize of output 1882 [2022-11-19 08:15:17,182 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1892 treesize of output 1892 [2022-11-19 08:15:17,299 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1886 treesize of output 1882 [2022-11-19 08:15:26,508 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 6 treesize of output 5 [2022-11-19 08:15:28,213 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 1892 treesize of output 1892 [2022-11-19 08:15:28,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 1886 treesize of output 1882 [2022-11-19 08:15:33,268 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 718 for LOIs [2022-11-19 08:15:54,104 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 707 for LOIs [2022-11-19 08:15:55,969 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2955 for LOIs [2022-11-19 08:17:28,773 INFO L350 Elim1Store]: Elim1 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 11 treesize of output 7 [2022-11-19 08:17:28,783 INFO L350 Elim1Store]: Elim1 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 11 treesize of output 7 [2022-11-19 08:17:28,792 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:17:28,815 INFO L350 Elim1Store]: Elim1 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 15 treesize of output 1 [2022-11-19 08:17:53,816 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 39 for LOIs [2022-11-19 08:17:53,819 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 64 for LOIs [2022-11-19 08:17:53,828 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_malloc with input of size 637 for LOIs [2022-11-19 08:17:57,278 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_bool with input of size 39 for LOIs [2022-11-19 08:17:57,282 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 08:20:19,951 WARN L233 SmtUtils]: Spent 2.36m on a formula simplification. DAG size of input: 2821 DAG size of output: 2433 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)