./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version e04fb08f Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0 --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 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 --- 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-e04fb08 [2022-11-16 19:33:10,492 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-16 19:33:10,494 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-16 19:33:10,513 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-16 19:33:10,514 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-16 19:33:10,515 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-16 19:33:10,516 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-16 19:33:10,518 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-16 19:33:10,520 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-16 19:33:10,521 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-16 19:33:10,522 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-16 19:33:10,523 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-16 19:33:10,524 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-16 19:33:10,525 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-16 19:33:10,526 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-16 19:33:10,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-16 19:33:10,528 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-16 19:33:10,529 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-16 19:33:10,531 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-16 19:33:10,533 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-16 19:33:10,535 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-16 19:33:10,536 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-16 19:33:10,538 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-16 19:33:10,539 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-16 19:33:10,543 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-16 19:33:10,543 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-16 19:33:10,544 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-16 19:33:10,545 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-16 19:33:10,545 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-16 19:33:10,547 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-16 19:33:10,547 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-16 19:33:10,548 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-16 19:33:10,549 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-16 19:33:10,550 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-16 19:33:10,551 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-16 19:33:10,551 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-16 19:33:10,552 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-16 19:33:10,552 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-16 19:33:10,553 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-16 19:33:10,553 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-16 19:33:10,554 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-16 19:33:10,555 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-16 19:33:10,579 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-16 19:33:10,579 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-16 19:33:10,580 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-16 19:33:10,580 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-16 19:33:10,581 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-16 19:33:10,581 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-16 19:33:10,581 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-16 19:33:10,582 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-16 19:33:10,582 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-16 19:33:10,582 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-16 19:33:10,582 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-16 19:33:10,583 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-16 19:33:10,583 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-16 19:33:10,583 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-16 19:33:10,583 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-16 19:33:10,584 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-16 19:33:10,584 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-16 19:33:10,584 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-16 19:33:10,585 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-16 19:33:10,585 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-16 19:33:10,585 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-16 19:33:10,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-16 19:33:10,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-16 19:33:10,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-16 19:33:10,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-16 19:33:10,587 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-16 19:33:10,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-16 19:33:10,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-16 19:33:10,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-16 19:33:10,588 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:33:10,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-16 19:33:10,588 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-16 19:33:10,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-16 19:33:10,589 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-16 19:33:10,589 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-16 19:33:10,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-16 19:33:10,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-16 19:33:10,590 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-16 19:33:10,590 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_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1b920ac3045decc1a5a84e4c4a6d200f349784425219a23e0b9ddb547b7159b4 [2022-11-16 19:33:10,885 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-16 19:33:10,914 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-16 19:33:10,917 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-16 19:33:10,920 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-16 19:33:10,921 INFO L275 PluginConnector]: CDTParser initialized [2022-11-16 19:33:10,922 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-16 19:33:11,006 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/data/46ad1b623/13e8e22e528649dd88859452dd6aa75e/FLAGe2ccd1a7f [2022-11-16 19:33:11,767 INFO L306 CDTParser]: Found 1 translation units. [2022-11-16 19:33:11,768 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i [2022-11-16 19:33:11,804 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/data/46ad1b623/13e8e22e528649dd88859452dd6aa75e/FLAGe2ccd1a7f [2022-11-16 19:33:12,315 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/data/46ad1b623/13e8e22e528649dd88859452dd6aa75e [2022-11-16 19:33:12,321 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-16 19:33:12,322 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-16 19:33:12,326 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-16 19:33:12,326 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-16 19:33:12,330 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-16 19:33:12,331 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:33:12" (1/1) ... [2022-11-16 19:33:12,332 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52834362 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:12, skipping insertion in model container [2022-11-16 19:33:12,332 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 16.11 07:33:12" (1/1) ... [2022-11-16 19:33:12,339 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-16 19:33:12,440 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-16 19:33:12,734 WARN L229 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_c05c5ba4-250f-4b64-8955-2f46705b5029/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-16 19:33:12,741 WARN L229 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_c05c5ba4-250f-4b64-8955-2f46705b5029/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-16 19:33:13,528 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-16 19:33:13,594 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,595 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,596 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,597 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,598 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,612 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,612 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,614 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,615 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:13,944 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-16 19:33:13,946 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-16 19:33:13,947 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-16 19:33:13,948 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-16 19:33:13,950 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-16 19:33:13,950 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-16 19:33:13,951 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-16 19:33:13,952 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-16 19:33:13,952 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-16 19:33:13,953 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-16 19:33:14,096 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,097 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,151 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:33:14,178 INFO L203 MainTranslator]: Completed pre-run [2022-11-16 19:33:14,197 WARN L229 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_c05c5ba4-250f-4b64-8955-2f46705b5029/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4496,4509] [2022-11-16 19:33:14,197 WARN L229 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_c05c5ba4-250f-4b64-8955-2f46705b5029/sv-benchmarks/c/aws-c-common/aws_priority_queue_top_harness.i[4556,4569] [2022-11-16 19:33:14,267 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-16 19:33:14,307 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,308 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,308 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,309 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,309 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,318 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,319 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,320 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,321 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,371 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-16 19:33:14,373 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-16 19:33:14,374 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-16 19:33:14,375 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-16 19:33:14,376 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-16 19:33:14,376 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-16 19:33:14,377 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-16 19:33:14,378 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-16 19:33:14,378 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-16 19:33:14,379 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-16 19:33:14,414 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,415 WARN L1554 CHandler]: Possible shadowing of function index [2022-11-16 19:33:14,463 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-16 19:33:14,729 INFO L208 MainTranslator]: Completed translation [2022-11-16 19:33:14,730 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14 WrapperNode [2022-11-16 19:33:14,730 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-16 19:33:14,731 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-16 19:33:14,731 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-16 19:33:14,731 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-16 19:33:14,738 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,819 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,899 INFO L138 Inliner]: procedures = 689, calls = 1536, calls flagged for inlining = 55, calls inlined = 11, statements flattened = 719 [2022-11-16 19:33:14,911 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-16 19:33:14,912 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-16 19:33:14,912 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-16 19:33:14,912 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-16 19:33:14,923 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,924 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,941 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,944 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:14,993 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:15,004 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:15,024 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:15,029 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:15,037 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-16 19:33:15,051 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-16 19:33:15,051 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-16 19:33:15,051 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-16 19:33:15,052 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (1/1) ... [2022-11-16 19:33:15,073 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-16 19:33:15,084 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:15,100 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-16 19:33:15,114 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-16 19:33:15,148 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-16 19:33:15,148 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-16 19:33:15,149 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-16 19:33:15,150 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-16 19:33:15,150 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-16 19:33:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-16 19:33:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-16 19:33:15,151 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-16 19:33:15,151 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-16 19:33:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-16 19:33:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-16 19:33:15,152 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-16 19:33:15,152 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-16 19:33:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-16 19:33:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-16 19:33:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-16 19:33:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2022-11-16 19:33:15,153 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2022-11-16 19:33:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-16 19:33:15,153 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-16 19:33:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-16 19:33:15,154 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-16 19:33:15,154 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-16 19:33:15,155 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-16 19:33:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-16 19:33:15,155 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-16 19:33:15,155 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-16 19:33:15,155 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-16 19:33:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-16 19:33:15,156 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-16 19:33:15,156 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-16 19:33:15,156 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-16 19:33:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-16 19:33:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-16 19:33:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-16 19:33:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-16 19:33:15,157 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-16 19:33:15,157 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-16 19:33:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-16 19:33:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-16 19:33:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-16 19:33:15,158 INFO L130 BoogieDeclarations]: Found specification of procedure assert_array_list_equivalence [2022-11-16 19:33:15,158 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_array_list_equivalence [2022-11-16 19:33:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-16 19:33:15,159 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-16 19:33:15,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-16 19:33:15,614 INFO L235 CfgBuilder]: Building ICFG [2022-11-16 19:33:15,617 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-16 19:33:16,876 INFO L276 CfgBuilder]: Performing block encoding [2022-11-16 19:33:17,153 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-16 19:33:17,154 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-11-16 19:33:17,157 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:33:17 BoogieIcfgContainer [2022-11-16 19:33:17,157 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-16 19:33:17,164 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-16 19:33:17,164 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-16 19:33:17,168 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-16 19:33:17,169 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 16.11 07:33:12" (1/3) ... [2022-11-16 19:33:17,169 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cd58b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:33:17, skipping insertion in model container [2022-11-16 19:33:17,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 16.11 07:33:14" (2/3) ... [2022-11-16 19:33:17,170 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@12cd58b2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 16.11 07:33:17, skipping insertion in model container [2022-11-16 19:33:17,170 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 16.11 07:33:17" (3/3) ... [2022-11-16 19:33:17,172 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_top_harness.i [2022-11-16 19:33:17,193 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-16 19:33:17,194 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-16 19:33:17,253 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-16 19:33:17,260 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;@3edf2d4f, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-16 19:33:17,260 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-16 19:33:17,265 INFO L276 IsEmpty]: Start isEmpty. Operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2022-11-16 19:33:17,279 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-16 19:33:17,279 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:17,280 INFO L195 NwaCegarLoop]: trace histogram [7, 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] [2022-11-16 19:33:17,281 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:17,286 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:17,286 INFO L85 PathProgramCache]: Analyzing trace with hash -1748352250, now seen corresponding path program 1 times [2022-11-16 19:33:17,297 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:17,297 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [784504597] [2022-11-16 19:33:17,298 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:17,298 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:17,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:18,473 INFO L134 CoverageAnalysis]: Checked inductivity of 62 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2022-11-16 19:33:18,473 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:18,474 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [784504597] [2022-11-16 19:33:18,474 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [784504597] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:18,476 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:18,476 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 19:33:18,478 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [604075936] [2022-11-16 19:33:18,478 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:18,487 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:33:18,487 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:18,527 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:33:18,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:33:18,531 INFO L87 Difference]: Start difference. First operand has 156 states, 88 states have (on average 1.2045454545454546) internal successors, (106), 88 states have internal predecessors, (106), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-16 19:33:19,313 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:19,314 INFO L93 Difference]: Finished difference Result 282 states and 389 transitions. [2022-11-16 19:33:19,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 19:33:19,321 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) Word has length 93 [2022-11-16 19:33:19,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:19,333 INFO L225 Difference]: With dead ends: 282 [2022-11-16 19:33:19,334 INFO L226 Difference]: Without dead ends: 154 [2022-11-16 19:33:19,342 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2022-11-16 19:33:19,346 INFO L413 NwaCegarLoop]: 173 mSDtfsCounter, 31 mSDsluCounter, 450 mSDsCounter, 0 mSdLazyCounter, 124 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 54 SdHoareTripleChecker+Valid, 623 SdHoareTripleChecker+Invalid, 125 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 124 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:19,351 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [54 Valid, 623 Invalid, 125 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 124 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 19:33:19,370 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2022-11-16 19:33:19,421 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2022-11-16 19:33:19,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 154 states, 86 states have (on average 1.1744186046511629) internal successors, (101), 87 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 17 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2022-11-16 19:33:19,430 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 200 transitions. [2022-11-16 19:33:19,432 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 200 transitions. Word has length 93 [2022-11-16 19:33:19,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:19,435 INFO L495 AbstractCegarLoop]: Abstraction has 154 states and 200 transitions. [2022-11-16 19:33:19,436 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.8) internal successors, (34), 5 states have internal predecessors, (34), 3 states have call successors, (19), 2 states have call predecessors, (19), 2 states have return successors, (17), 3 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-16 19:33:19,436 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 200 transitions. [2022-11-16 19:33:19,448 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-16 19:33:19,449 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:19,449 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 3, 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] [2022-11-16 19:33:19,450 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-16 19:33:19,450 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:19,450 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:19,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1956707432, now seen corresponding path program 1 times [2022-11-16 19:33:19,451 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:19,451 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1858928186] [2022-11-16 19:33:19,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:19,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:19,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:20,246 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2022-11-16 19:33:20,246 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:20,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1858928186] [2022-11-16 19:33:20,247 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1858928186] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:20,247 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [979887039] [2022-11-16 19:33:20,247 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:20,247 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:20,248 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:20,254 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:20,299 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-16 19:33:20,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:20,924 INFO L263 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-16 19:33:20,936 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:21,085 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-16 19:33:21,085 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:21,085 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [979887039] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:21,086 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-16 19:33:21,086 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-11-16 19:33:21,087 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1849181327] [2022-11-16 19:33:21,087 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:21,087 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-16 19:33:21,088 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:21,088 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-16 19:33:21,088 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=128, Unknown=0, NotChecked=0, Total=156 [2022-11-16 19:33:21,089 INFO L87 Difference]: Start difference. First operand 154 states and 200 transitions. Second operand has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-16 19:33:21,847 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:21,847 INFO L93 Difference]: Finished difference Result 289 states and 384 transitions. [2022-11-16 19:33:21,848 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-16 19:33:21,849 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) Word has length 101 [2022-11-16 19:33:21,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:21,852 INFO L225 Difference]: With dead ends: 289 [2022-11-16 19:33:21,853 INFO L226 Difference]: Without dead ends: 156 [2022-11-16 19:33:21,856 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 97 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2022-11-16 19:33:21,858 INFO L413 NwaCegarLoop]: 165 mSDtfsCounter, 48 mSDsluCounter, 733 mSDsCounter, 0 mSdLazyCounter, 245 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 76 SdHoareTripleChecker+Valid, 898 SdHoareTripleChecker+Invalid, 252 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 245 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:21,863 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [76 Valid, 898 Invalid, 252 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 245 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 19:33:21,864 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-16 19:33:21,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-16 19:33:21,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.1724137931034482) internal successors, (102), 89 states have internal predecessors, (102), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-16 19:33:21,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 207 transitions. [2022-11-16 19:33:21,894 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 207 transitions. Word has length 101 [2022-11-16 19:33:21,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:21,896 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 207 transitions. [2022-11-16 19:33:21,897 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.857142857142857) internal successors, (41), 7 states have internal predecessors, (41), 4 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 4 states have call predecessors, (18), 4 states have call successors, (18) [2022-11-16 19:33:21,897 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 207 transitions. [2022-11-16 19:33:21,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-16 19:33:21,901 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:21,901 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 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] [2022-11-16 19:33:21,920 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:22,112 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-16 19:33:22,114 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:22,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:22,115 INFO L85 PathProgramCache]: Analyzing trace with hash -465372556, now seen corresponding path program 1 times [2022-11-16 19:33:22,115 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:22,116 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1726576346] [2022-11-16 19:33:22,116 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:22,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:22,263 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:33:22,264 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1340552913] [2022-11-16 19:33:22,264 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:22,264 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:22,264 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:22,265 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:22,290 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-16 19:33:22,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:22,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 7 conjunts are in the unsatisfiable core [2022-11-16 19:33:22,859 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:22,968 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2022-11-16 19:33:22,971 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:22,972 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:22,972 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1726576346] [2022-11-16 19:33:22,975 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:33:22,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1340552913] [2022-11-16 19:33:22,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1340552913] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:22,977 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:22,978 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-16 19:33:22,978 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1716004306] [2022-11-16 19:33:22,978 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:22,979 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-16 19:33:22,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:22,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-16 19:33:22,980 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-16 19:33:22,980 INFO L87 Difference]: Start difference. First operand 156 states and 207 transitions. Second operand has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-16 19:33:23,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:23,542 INFO L93 Difference]: Finished difference Result 283 states and 377 transitions. [2022-11-16 19:33:23,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-16 19:33:23,543 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) Word has length 110 [2022-11-16 19:33:23,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:23,546 INFO L225 Difference]: With dead ends: 283 [2022-11-16 19:33:23,546 INFO L226 Difference]: Without dead ends: 156 [2022-11-16 19:33:23,547 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 111 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:33:23,548 INFO L413 NwaCegarLoop]: 170 mSDtfsCounter, 41 mSDsluCounter, 591 mSDsCounter, 0 mSdLazyCounter, 164 mSolverCounterSat, 5 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 60 SdHoareTripleChecker+Valid, 761 SdHoareTripleChecker+Invalid, 169 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 5 IncrementalHoareTripleChecker+Valid, 164 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:23,548 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [60 Valid, 761 Invalid, 169 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [5 Valid, 164 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-16 19:33:23,549 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-16 19:33:23,562 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-16 19:33:23,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (55), 49 states have call predecessors, (55), 49 states have call successors, (55) [2022-11-16 19:33:23,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 206 transitions. [2022-11-16 19:33:23,564 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 206 transitions. Word has length 110 [2022-11-16 19:33:23,565 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:23,565 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 206 transitions. [2022-11-16 19:33:23,565 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.666666666666667) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 4 states have call predecessors, (20), 4 states have call successors, (20) [2022-11-16 19:33:23,566 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 206 transitions. [2022-11-16 19:33:23,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-16 19:33:23,567 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:23,567 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 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] [2022-11-16 19:33:23,588 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:23,777 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:23,777 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:23,777 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:23,778 INFO L85 PathProgramCache]: Analyzing trace with hash -872142352, now seen corresponding path program 1 times [2022-11-16 19:33:23,778 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:23,778 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1153784444] [2022-11-16 19:33:23,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:23,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:23,866 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:33:23,866 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1614468392] [2022-11-16 19:33:23,866 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:23,866 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:23,867 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:23,868 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:23,886 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-16 19:33:24,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:24,497 INFO L263 TraceCheckSpWp]: Trace formula consists of 2572 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-16 19:33:24,503 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:24,608 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2022-11-16 19:33:24,608 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:24,608 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:24,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1153784444] [2022-11-16 19:33:24,608 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:33:24,608 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614468392] [2022-11-16 19:33:24,609 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614468392] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:24,609 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:24,609 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 19:33:24,609 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [139597431] [2022-11-16 19:33:24,609 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:24,610 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 19:33:24,610 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:24,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 19:33:24,611 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:33:24,611 INFO L87 Difference]: Start difference. First operand 156 states and 206 transitions. Second operand has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-16 19:33:25,344 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:25,344 INFO L93 Difference]: Finished difference Result 288 states and 382 transitions. [2022-11-16 19:33:25,347 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 19:33:25,348 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) Word has length 118 [2022-11-16 19:33:25,348 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:25,350 INFO L225 Difference]: With dead ends: 288 [2022-11-16 19:33:25,350 INFO L226 Difference]: Without dead ends: 156 [2022-11-16 19:33:25,350 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 121 GetRequests, 112 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2022-11-16 19:33:25,351 INFO L413 NwaCegarLoop]: 162 mSDtfsCounter, 55 mSDsluCounter, 860 mSDsCounter, 0 mSdLazyCounter, 296 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 1022 SdHoareTripleChecker+Invalid, 306 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 296 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:25,352 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 1022 Invalid, 306 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 296 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 19:33:25,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-16 19:33:25,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-16 19:33:25,369 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (54), 49 states have call predecessors, (54), 49 states have call successors, (54) [2022-11-16 19:33:25,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 205 transitions. [2022-11-16 19:33:25,371 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 205 transitions. Word has length 118 [2022-11-16 19:33:25,371 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:25,371 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 205 transitions. [2022-11-16 19:33:25,372 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 6.5) internal successors, (52), 8 states have internal predecessors, (52), 5 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 5 states have call predecessors, (21), 5 states have call successors, (21) [2022-11-16 19:33:25,372 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 205 transitions. [2022-11-16 19:33:25,373 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2022-11-16 19:33:25,373 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:25,373 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-16 19:33:25,398 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:25,587 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:25,588 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:25,588 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:25,588 INFO L85 PathProgramCache]: Analyzing trace with hash -1823335886, now seen corresponding path program 2 times [2022-11-16 19:33:25,589 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:25,589 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161454811] [2022-11-16 19:33:25,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:25,589 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:25,693 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:33:25,694 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [275420391] [2022-11-16 19:33:25,694 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2022-11-16 19:33:25,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:25,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:25,696 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:25,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-16 19:33:26,651 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2022-11-16 19:33:26,652 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 19:33:26,660 INFO L263 TraceCheckSpWp]: Trace formula consists of 1885 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 19:33:26,665 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:26,695 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-16 19:33:26,696 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:26,696 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:26,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161454811] [2022-11-16 19:33:26,696 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:33:26,696 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [275420391] [2022-11-16 19:33:26,696 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [275420391] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:26,696 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:26,696 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-16 19:33:26,697 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2030325613] [2022-11-16 19:33:26,697 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:26,697 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-16 19:33:26,697 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:26,698 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-16 19:33:26,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:33:26,698 INFO L87 Difference]: Start difference. First operand 156 states and 205 transitions. Second operand has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-16 19:33:27,213 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:27,214 INFO L93 Difference]: Finished difference Result 262 states and 348 transitions. [2022-11-16 19:33:27,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-16 19:33:27,214 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 127 [2022-11-16 19:33:27,215 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:27,216 INFO L225 Difference]: With dead ends: 262 [2022-11-16 19:33:27,216 INFO L226 Difference]: Without dead ends: 156 [2022-11-16 19:33:27,217 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 126 GetRequests, 123 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2022-11-16 19:33:27,218 INFO L413 NwaCegarLoop]: 171 mSDtfsCounter, 0 mSDsluCounter, 495 mSDsCounter, 0 mSdLazyCounter, 128 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 666 SdHoareTripleChecker+Invalid, 128 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 128 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:27,218 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 666 Invalid, 128 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 128 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-16 19:33:27,219 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2022-11-16 19:33:27,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2022-11-16 19:33:27,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 156 states, 87 states have (on average 1.160919540229885) internal successors, (101), 89 states have internal predecessors, (101), 50 states have call successors, (50), 17 states have call predecessors, (50), 18 states have return successors, (53), 49 states have call predecessors, (53), 49 states have call successors, (53) [2022-11-16 19:33:27,232 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 204 transitions. [2022-11-16 19:33:27,232 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 204 transitions. Word has length 127 [2022-11-16 19:33:27,232 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:27,233 INFO L495 AbstractCegarLoop]: Abstraction has 156 states and 204 transitions. [2022-11-16 19:33:27,233 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 3 states have (on average 17.0) internal successors, (51), 4 states have internal predecessors, (51), 3 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-16 19:33:27,233 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 204 transitions. [2022-11-16 19:33:27,234 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2022-11-16 19:33:27,234 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:27,235 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2022-11-16 19:33:27,251 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:27,444 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:27,444 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:27,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:27,444 INFO L85 PathProgramCache]: Analyzing trace with hash 1101816282, now seen corresponding path program 3 times [2022-11-16 19:33:27,444 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:27,444 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [927326387] [2022-11-16 19:33:27,445 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:27,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:27,543 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:33:27,544 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1021704087] [2022-11-16 19:33:27,544 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST [2022-11-16 19:33:27,544 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:27,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:27,545 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:27,564 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-16 19:33:28,287 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2022-11-16 19:33:28,287 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-11-16 19:33:28,300 INFO L263 TraceCheckSpWp]: Trace formula consists of 2836 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-16 19:33:28,306 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:28,427 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 100 trivial. 0 not checked. [2022-11-16 19:33:28,427 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-16 19:33:28,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:28,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [927326387] [2022-11-16 19:33:28,428 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:33:28,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1021704087] [2022-11-16 19:33:28,428 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1021704087] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-16 19:33:28,428 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-16 19:33:28,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-16 19:33:28,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1963127811] [2022-11-16 19:33:28,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-16 19:33:28,429 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-16 19:33:28,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-16 19:33:28,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-16 19:33:28,430 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-16 19:33:28,430 INFO L87 Difference]: Start difference. First operand 156 states and 204 transitions. Second operand has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-16 19:33:29,224 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-16 19:33:29,224 INFO L93 Difference]: Finished difference Result 271 states and 358 transitions. [2022-11-16 19:33:29,225 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-16 19:33:29,225 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) Word has length 136 [2022-11-16 19:33:29,226 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-16 19:33:29,227 INFO L225 Difference]: With dead ends: 271 [2022-11-16 19:33:29,227 INFO L226 Difference]: Without dead ends: 166 [2022-11-16 19:33:29,228 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 130 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2022-11-16 19:33:29,229 INFO L413 NwaCegarLoop]: 166 mSDtfsCounter, 39 mSDsluCounter, 876 mSDsCounter, 0 mSdLazyCounter, 292 mSolverCounterSat, 41 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 40 SdHoareTripleChecker+Valid, 1042 SdHoareTripleChecker+Invalid, 333 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 41 IncrementalHoareTripleChecker+Valid, 292 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-16 19:33:29,229 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [40 Valid, 1042 Invalid, 333 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [41 Valid, 292 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-16 19:33:29,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2022-11-16 19:33:29,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 166. [2022-11-16 19:33:29,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 91 states have (on average 1.1538461538461537) internal successors, (105), 93 states have internal predecessors, (105), 55 states have call successors, (55), 18 states have call predecessors, (55), 19 states have return successors, (58), 54 states have call predecessors, (58), 54 states have call successors, (58) [2022-11-16 19:33:29,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 218 transitions. [2022-11-16 19:33:29,242 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 218 transitions. Word has length 136 [2022-11-16 19:33:29,243 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-16 19:33:29,243 INFO L495 AbstractCegarLoop]: Abstraction has 166 states and 218 transitions. [2022-11-16 19:33:29,243 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 6.857142857142857) internal successors, (48), 7 states have internal predecessors, (48), 5 states have call successors, (23), 3 states have call predecessors, (23), 2 states have return successors, (21), 4 states have call predecessors, (21), 3 states have call successors, (21) [2022-11-16 19:33:29,243 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 218 transitions. [2022-11-16 19:33:29,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-11-16 19:33:29,245 INFO L187 NwaCegarLoop]: Found error trace [2022-11-16 19:33:29,245 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 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] [2022-11-16 19:33:29,264 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2022-11-16 19:33:29,456 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2022-11-16 19:33:29,456 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-16 19:33:29,457 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-16 19:33:29,457 INFO L85 PathProgramCache]: Analyzing trace with hash 1018112460, now seen corresponding path program 1 times [2022-11-16 19:33:29,457 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-16 19:33:29,457 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1510732413] [2022-11-16 19:33:29,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:29,457 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-16 19:33:29,555 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-16 19:33:29,555 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [149822384] [2022-11-16 19:33:29,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-16 19:33:29,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-16 19:33:29,556 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 [2022-11-16 19:33:29,557 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-16 19:33:29,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c05c5ba4-250f-4b64-8955-2f46705b5029/bin/utaipan-Xvt2sAort0/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-11-16 19:33:30,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-16 19:33:30,330 INFO L263 TraceCheckSpWp]: Trace formula consists of 2968 conjuncts, 108 conjunts are in the unsatisfiable core [2022-11-16 19:33:30,340 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-16 19:33:31,384 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-16 19:33:31,385 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 33 treesize of output 13 [2022-11-16 19:33:31,396 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-16 19:33:31,396 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 40 treesize of output 20 [2022-11-16 19:33:31,403 INFO L321 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2022-11-16 19:33:31,403 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 36 treesize of output 16 [2022-11-16 19:33:31,555 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 82 proven. 4 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-16 19:33:31,555 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-16 19:33:34,685 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-16 19:33:34,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1510732413] [2022-11-16 19:33:34,686 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-16 19:33:34,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149822384] [2022-11-16 19:33:34,686 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149822384] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-16 19:33:34,686 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [177048336] [2022-11-16 19:33:34,711 INFO L159 IcfgInterpreter]: Started Sifa with 79 locations of interest [2022-11-16 19:33:34,712 INFO L166 IcfgInterpreter]: Building call graph [2022-11-16 19:33:34,716 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-16 19:33:34,722 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-16 19:33:34,722 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-16 19:33:38,876 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:33:39,228 INFO L217 Elim1Store]: Index analysis took 491 ms [2022-11-16 19:34:09,051 WARN L233 SmtUtils]: Spent 29.72s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-16 19:34:09,066 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-16 19:34:09,071 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-16 19:34:12,357 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:34:12,441 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19504 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 992 treesize of output 1582 [2022-11-16 19:35:33,109 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:33,110 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 [2022-11-16 19:35:33,115 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:33,116 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 [2022-11-16 19:35:33,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:33,125 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:33,126 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 [2022-11-16 19:35:33,135 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 [2022-11-16 19:35:36,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,301 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,313 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,347 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:36,431 INFO L217 Elim1Store]: Index analysis took 133 ms [2022-11-16 19:35:36,471 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 [2022-11-16 19:35:36,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 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 [2022-11-16 19:35:37,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,677 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:37,728 INFO L217 Elim1Store]: Index analysis took 125 ms [2022-11-16 19:35:37,760 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 [2022-11-16 19:35:38,279 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-16 19:35:38,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,736 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,740 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,744 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,775 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,778 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,780 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,782 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,783 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,785 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,786 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,789 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,792 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,793 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,796 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,797 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,799 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,801 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,803 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,804 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,805 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,808 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,810 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,811 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,812 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,814 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,815 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,816 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:38,825 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 [2022-11-16 19:35:46,446 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,448 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,449 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,454 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,458 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,459 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,460 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,462 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,463 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,465 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,468 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,470 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,477 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,489 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,492 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,493 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,502 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,514 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,516 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,520 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,522 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,534 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,549 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 [2022-11-16 19:35:46,862 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:46,922 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19504 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 [2022-11-16 19:35:47,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,436 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,450 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,467 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,510 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:47,527 INFO L217 Elim1Store]: Index analysis took 109 ms [2022-11-16 19:35:47,550 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 [2022-11-16 19:35:48,107 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,108 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,167 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,213 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 [2022-11-16 19:35:48,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:35:48,846 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-16 19:36:05,381 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 [2022-11-16 19:36:05,602 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 [2022-11-16 19:36:05,652 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 [2022-11-16 19:36:05,824 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 [2022-11-16 19:36:06,016 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 [2022-11-16 19:36:06,072 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 [2022-11-16 19:36:21,071 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 [2022-11-16 19:36:21,133 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 [2022-11-16 19:36:21,180 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 [2022-11-16 19:36:21,472 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 [2022-11-16 19:36:21,540 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 [2022-11-16 19:36:21,596 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 [2022-11-16 19:36:24,078 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 2167 treesize of output 2157 [2022-11-16 19:36:24,450 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 2167 treesize of output 2157 [2022-11-16 19:36:24,720 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 2171 treesize of output 2150 [2022-11-16 19:36:25,685 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 [2022-11-16 19:36:38,920 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 [2022-11-16 19:36:38,927 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 [2022-11-16 19:36:38,961 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 [2022-11-16 19:36:38,965 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 [2022-11-16 19:36:38,998 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 [2022-11-16 19:36:39,014 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 [2022-11-16 19:36:39,021 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 [2022-11-16 19:36:39,028 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 [2022-11-16 19:36:39,115 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:36:39,116 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 [2022-11-16 19:36:39,127 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 [2022-11-16 19:36:39,137 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 [2022-11-16 19:36:39,203 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:36:39,204 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 [2022-11-16 19:36:39,216 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 [2022-11-16 19:36:39,226 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 [2022-11-16 19:36:39,371 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 [2022-11-16 19:36:39,472 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 [2022-11-16 19:36:39,475 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 [2022-11-16 19:36:39,563 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 [2022-11-16 19:36:39,567 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 [2022-11-16 19:36:41,508 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 2163 treesize of output 2135 [2022-11-16 19:36:41,910 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 2131 treesize of output 2107 [2022-11-16 19:36:42,023 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 2115 treesize of output 2087 [2022-11-16 19:36:59,049 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 2163 treesize of output 2135 [2022-11-16 19:36:59,324 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 2131 treesize of output 2107 [2022-11-16 19:36:59,423 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 2115 treesize of output 2087 [2022-11-16 19:37:02,219 INFO L321 Elim1Store]: treesize reduction 11, result has 45.0 percent of original size [2022-11-16 19:37:02,219 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 15 [2022-11-16 19:37:02,269 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-11-16 19:37:02,270 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 24 treesize of output 21 [2022-11-16 19:37:02,370 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,373 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,374 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,376 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,382 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,383 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:02,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,401 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,402 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,404 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:37:02,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,405 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:37:02,423 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,423 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 9 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-16 19:37:02,451 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,453 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,456 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,457 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,463 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,463 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:02,557 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,569 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,569 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:02,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,587 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,591 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,597 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,597 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:02,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,626 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:37:02,627 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,630 INFO L173 IndexEqualityManager]: detected equality via solver [2022-11-16 19:37:02,648 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:02,648 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 11 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 29 [2022-11-16 19:37:02,837 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,880 INFO L321 Elim1Store]: treesize reduction 68, result has 13.9 percent of original size [2022-11-16 19:37:02,881 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 4 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 196 treesize of output 199 [2022-11-16 19:37:02,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:02,978 INFO L321 Elim1Store]: treesize reduction 92, result has 17.1 percent of original size [2022-11-16 19:37:02,978 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 3 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 7 case distinctions, treesize of input 206 treesize of output 213 [2022-11-16 19:37:03,159 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,161 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,162 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,164 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,171 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,172 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:03,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,195 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,201 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,204 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,212 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,212 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-16 19:37:03,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,244 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,252 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:03,386 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,388 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,392 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,399 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,399 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:03,426 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,428 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,429 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,431 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,439 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,439 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 4 select indices, 4 select index equivalence classes, 8 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 4 case distinctions, treesize of input 38 treesize of output 10 [2022-11-16 19:37:03,472 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,474 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,475 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,476 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,482 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:37:03,490 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:37:03,491 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 6 select indices, 6 select index equivalence classes, 17 disjoint index pairs (out of 15 index pairs), introduced 6 new quantified variables, introduced 9 case distinctions, treesize of input 55 treesize of output 13 [2022-11-16 19:37:03,749 INFO L321 Elim1Store]: treesize reduction 120, result has 23.6 percent of original size [2022-11-16 19:37:03,749 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 5 select indices, 5 select index equivalence classes, 1 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 14 case distinctions, treesize of input 294 treesize of output 311 [2022-11-16 19:37:03,803 INFO L321 Elim1Store]: treesize reduction 48, result has 2.0 percent of original size [2022-11-16 19:37:03,803 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 4 select indices, 4 select index equivalence classes, 5 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 289 treesize of output 292 [2022-11-16 19:37:03,933 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 [2022-11-16 19:37:03,938 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 8 treesize of output 7 [2022-11-16 19:37:04,043 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-16 19:37:04,044 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-16 19:37:04,082 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-16 19:37:04,241 INFO L321 Elim1Store]: treesize reduction 12, result has 52.0 percent of original size [2022-11-16 19:37:04,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 12 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 26 treesize of output 28 [2022-11-16 19:37:04,272 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 15 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 26 treesize of output 16 [2022-11-16 19:37:57,332 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_length with input of size 97 for LOIs [2022-11-16 19:37:57,973 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 9 treesize of output 3 [2022-11-16 19:37:58,156 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 9 treesize of output 3 [2022-11-16 19:37:58,935 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 37 for LOIs [2022-11-16 19:37:58,944 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2894 for LOIs [2022-11-16 19:38:13,205 INFO L197 IcfgInterpreter]: Interpreting procedure save_byte_from_array with input of size 214 for LOIs [2022-11-16 19:38:13,488 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 688 for LOIs [2022-11-16 19:38:17,825 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 44 for LOIs [2022-11-16 19:38:17,850 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 [2022-11-16 19:38:17,860 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 [2022-11-16 19:38:17,915 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 [2022-11-16 19:38:17,924 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 [2022-11-16 19:38:17,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:38:17,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:38:17,945 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:38:17,945 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-16 19:38:17,997 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 [2022-11-16 19:38:18,008 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:38:18,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-16 19:38:18,013 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-16 19:38:18,014 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 4 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 10 [2022-11-16 19:38:18,023 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 [2022-11-16 19:38:18,338 INFO L321 Elim1Store]: treesize reduction 20, result has 57.4 percent of original size [2022-11-16 19:38:18,339 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 3 case distinctions, treesize of input 170 treesize of output 191 [2022-11-16 19:38:19,006 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 92 for LOIs [2022-11-16 19:38:19,261 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 78 for LOIs [2022-11-16 19:38:19,280 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2962 for LOIs [2022-11-16 19:39:47,606 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 11 treesize of output 7 [2022-11-16 19:39:47,613 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 [2022-11-16 19:39:47,619 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 [2022-11-16 19:39:47,626 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 11 treesize of output 7 [2022-11-16 19:40:11,245 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 39 for LOIs [2022-11-16 19:40:11,247 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 117 for LOIs [2022-11-16 19:40:11,534 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 37 for LOIs [2022-11-16 19:40:11,537 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-16 19:41:59,999 WARN L233 SmtUtils]: Spent 1.78m on a formula simplification. DAG size of input: 2828 DAG size of output: 2438 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-16 19:45:49,843 WARN L233 SmtUtils]: Spent 3.80m on a formula simplification. DAG size of input: 2894 DAG size of output: 2451 (called from [L 360] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)