./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 2329fc70 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh --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 723ac1839b12f7ec2d51e01d6b07ab9cd6a1336eb9a801e97d56c2782f32ef5c --- 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-2329fc7 [2022-12-14 10:43:59,672 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-14 10:43:59,673 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-14 10:43:59,691 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-14 10:43:59,692 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-14 10:43:59,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-14 10:43:59,694 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-14 10:43:59,696 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-14 10:43:59,697 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-14 10:43:59,698 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-14 10:43:59,699 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-14 10:43:59,700 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-14 10:43:59,701 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-14 10:43:59,701 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-14 10:43:59,703 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-14 10:43:59,704 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-14 10:43:59,705 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-14 10:43:59,706 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-14 10:43:59,707 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-14 10:43:59,709 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-14 10:43:59,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-14 10:43:59,712 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-14 10:43:59,713 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-14 10:43:59,714 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-14 10:43:59,717 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-14 10:43:59,717 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-14 10:43:59,718 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-14 10:43:59,718 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-14 10:43:59,719 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-14 10:43:59,720 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-14 10:43:59,720 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-14 10:43:59,721 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-14 10:43:59,721 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-14 10:43:59,722 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-14 10:43:59,723 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-14 10:43:59,723 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-14 10:43:59,724 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-14 10:43:59,724 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-14 10:43:59,724 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-14 10:43:59,725 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-14 10:43:59,726 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-14 10:43:59,727 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-12-14 10:43:59,748 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-14 10:43:59,748 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-14 10:43:59,748 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-14 10:43:59,749 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-14 10:43:59,749 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-14 10:43:59,749 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-14 10:43:59,750 INFO L138 SettingsManager]: * User list type=DISABLED [2022-12-14 10:43:59,750 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-12-14 10:43:59,750 INFO L138 SettingsManager]: * Explicit value domain=true [2022-12-14 10:43:59,750 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-12-14 10:43:59,750 INFO L138 SettingsManager]: * Octagon Domain=false [2022-12-14 10:43:59,751 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-12-14 10:43:59,751 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-12-14 10:43:59,751 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-12-14 10:43:59,751 INFO L138 SettingsManager]: * Interval Domain=false [2022-12-14 10:43:59,752 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-12-14 10:43:59,752 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-12-14 10:43:59,752 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-12-14 10:43:59,753 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-14 10:43:59,753 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-14 10:43:59,753 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-14 10:43:59,753 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-12-14 10:43:59,753 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-14 10:43:59,754 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-12-14 10:43:59,754 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-12-14 10:43:59,754 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-14 10:43:59,754 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-12-14 10:43:59,754 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-14 10:43:59,755 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-14 10:43:59,755 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:43:59,755 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-14 10:43:59,755 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-12-14 10:43:59,755 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-14 10:43:59,756 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-12-14 10:43:59,756 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-12-14 10:43:59,756 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-14 10:43:59,756 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-12-14 10:43:59,756 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-12-14 10:43:59,756 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_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 723ac1839b12f7ec2d51e01d6b07ab9cd6a1336eb9a801e97d56c2782f32ef5c [2022-12-14 10:43:59,927 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-14 10:43:59,944 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-14 10:43:59,946 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-14 10:43:59,947 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-14 10:43:59,947 INFO L275 PluginConnector]: CDTParser initialized [2022-12-14 10:43:59,948 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2022-12-14 10:44:02,429 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-14 10:44:02,781 INFO L351 CDTParser]: Found 1 translation units. [2022-12-14 10:44:02,782 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i [2022-12-14 10:44:02,809 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/data/08f2cac98/501b762825a04ac0b6e3acba49b3edeb/FLAGea5c1a0a6 [2022-12-14 10:44:03,002 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/data/08f2cac98/501b762825a04ac0b6e3acba49b3edeb [2022-12-14 10:44:03,004 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-14 10:44:03,005 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-14 10:44:03,006 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-14 10:44:03,006 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-14 10:44:03,009 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-14 10:44:03,009 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:44:03" (1/1) ... [2022-12-14 10:44:03,010 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@27b55e61 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:03, skipping insertion in model container [2022-12-14 10:44:03,010 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 14.12 10:44:03" (1/1) ... [2022-12-14 10:44:03,015 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-14 10:44:03,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-14 10:44:03,246 WARN L237 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_3ab70810-45d2-43ab-a825-9d57c33f48b0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2022-12-14 10:44:03,252 WARN L237 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_3ab70810-45d2-43ab-a825-9d57c33f48b0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2022-12-14 10:44:03,931 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:03,935 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,936 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,936 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,937 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,937 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,939 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:03,947 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,947 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:03,948 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,949 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,950 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,951 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,952 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:03,952 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,953 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:03,953 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,012 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,012 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,013 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,016 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 10:44:04,018 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 10:44:04,018 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 10:44:04,228 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 10:44:04,229 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 10:44:04,230 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 10:44:04,231 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 10:44:04,232 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 10:44:04,233 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 10:44:04,233 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 10:44:04,233 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 10:44:04,234 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 10:44:04,234 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 10:44:04,235 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 10:44:04,346 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 10:44:04,362 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,362 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,366 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,368 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,370 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,371 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,372 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,373 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,376 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,376 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,377 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,377 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,378 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,378 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,406 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 10:44:04,417 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,417 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,417 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,418 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,418 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,418 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,418 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,419 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 10:44:04,419 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,419 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,419 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,420 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,420 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,420 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,422 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,422 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,423 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,423 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,425 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,426 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,430 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,431 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,431 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,441 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:44:04,459 INFO L203 MainTranslator]: Completed pre-run [2022-12-14 10:44:04,468 WARN L237 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_3ab70810-45d2-43ab-a825-9d57c33f48b0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4502,4515] [2022-12-14 10:44:04,468 WARN L237 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_3ab70810-45d2-43ab-a825-9d57c33f48b0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_sift_up_harness.i[4562,4575] [2022-12-14 10:44:04,490 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,492 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,492 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,492 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,492 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,493 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,494 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,497 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,497 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,497 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,498 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,498 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,499 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,499 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,500 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,500 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,500 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,504 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,504 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,505 WARN L623 FunctionHandler]: Unknown extern function htonl [2022-12-14 10:44:04,507 WARN L623 FunctionHandler]: Unknown extern function ntohl [2022-12-14 10:44:04,508 WARN L623 FunctionHandler]: Unknown extern function htons [2022-12-14 10:44:04,508 WARN L623 FunctionHandler]: Unknown extern function ntohs [2022-12-14 10:44:04,522 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 10:44:04,522 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-12-14 10:44:04,523 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-12-14 10:44:04,523 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-12-14 10:44:04,524 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-12-14 10:44:04,525 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-12-14 10:44:04,525 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-12-14 10:44:04,525 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-12-14 10:44:04,526 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-12-14 10:44:04,526 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-12-14 10:44:04,526 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-12-14 10:44:04,540 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-12-14 10:44:04,549 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,550 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,551 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,561 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,562 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,562 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,563 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,564 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,565 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,565 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,565 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,566 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,566 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,566 WARN L623 FunctionHandler]: Unknown extern function my_memcpy [2022-12-14 10:44:04,577 WARN L623 FunctionHandler]: Unknown extern function fprintf [2022-12-14 10:44:04,580 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,580 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,581 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,581 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,581 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,581 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,581 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,582 WARN L623 FunctionHandler]: Unknown extern function my_abort [2022-12-14 10:44:04,582 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,582 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,582 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,582 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,582 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,583 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,583 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,583 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,584 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,584 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,585 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,586 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,589 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,590 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,590 WARN L1576 CHandler]: Possible shadowing of function index [2022-12-14 10:44:04,594 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-14 10:44:04,720 INFO L208 MainTranslator]: Completed translation [2022-12-14 10:44:04,720 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04 WrapperNode [2022-12-14 10:44:04,720 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-14 10:44:04,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-14 10:44:04,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-14 10:44:04,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-14 10:44:04,726 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,783 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,835 INFO L138 Inliner]: procedures = 697, calls = 1886, calls flagged for inlining = 61, calls inlined = 14, statements flattened = 814 [2022-12-14 10:44:04,836 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-14 10:44:04,836 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-14 10:44:04,836 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-14 10:44:04,836 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-14 10:44:04,843 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,844 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,848 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,848 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,869 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,873 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,880 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,884 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,894 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-14 10:44:04,895 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-14 10:44:04,895 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-14 10:44:04,895 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-14 10:44:04,896 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (1/1) ... [2022-12-14 10:44:04,902 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-14 10:44:04,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:04,923 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-14 10:44:04,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2022-12-14 10:44:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-12-14 10:44:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-12-14 10:44:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-12-14 10:44:04,950 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-12-14 10:44:04,950 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-12-14 10:44:04,951 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-12-14 10:44:04,951 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-12-14 10:44:04,959 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-14 10:44:04,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 10:44:04,960 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2022-12-14 10:44:04,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-14 10:44:05,184 INFO L235 CfgBuilder]: Building ICFG [2022-12-14 10:44:05,186 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-14 10:44:05,957 INFO L276 CfgBuilder]: Performing block encoding [2022-12-14 10:44:06,102 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-14 10:44:06,102 INFO L300 CfgBuilder]: Removed 5 assume(true) statements. [2022-12-14 10:44:06,104 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:44:06 BoogieIcfgContainer [2022-12-14 10:44:06,104 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-14 10:44:06,106 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-14 10:44:06,106 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-14 10:44:06,108 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-14 10:44:06,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 14.12 10:44:03" (1/3) ... [2022-12-14 10:44:06,109 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eff0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:44:06, skipping insertion in model container [2022-12-14 10:44:06,109 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 14.12 10:44:04" (2/3) ... [2022-12-14 10:44:06,110 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4eff0798 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.12 10:44:06, skipping insertion in model container [2022-12-14 10:44:06,110 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.12 10:44:06" (3/3) ... [2022-12-14 10:44:06,111 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_sift_up_harness.i [2022-12-14 10:44:06,125 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-14 10:44:06,125 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2022-12-14 10:44:06,171 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-12-14 10:44:06,177 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;@4583711e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-14 10:44:06,177 INFO L358 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2022-12-14 10:44:06,181 INFO L276 IsEmpty]: Start isEmpty. Operand has 252 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 134 states have internal predecessors, (160), 95 states have call successors, (95), 23 states have call predecessors, (95), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) [2022-12-14 10:44:06,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-12-14 10:44:06,191 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:06,191 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:44:06,192 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:06,196 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:06,196 INFO L85 PathProgramCache]: Analyzing trace with hash -1971999248, now seen corresponding path program 1 times [2022-12-14 10:44:06,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:06,203 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1623440692] [2022-12-14 10:44:06,203 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:06,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:06,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:06,759 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 10:44:06,759 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:06,759 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1623440692] [2022-12-14 10:44:06,760 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1623440692] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:44:06,760 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907217109] [2022-12-14 10:44:06,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:06,760 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:06,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:06,761 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:06,763 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-12-14 10:44:07,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:07,170 INFO L263 TraceCheckSpWp]: Trace formula consists of 2163 conjuncts, 5 conjunts are in the unsatisfiable core [2022-12-14 10:44:07,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:07,253 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 10:44:07,253 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:07,253 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [907217109] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:07,253 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:44:07,253 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 8 [2022-12-14 10:44:07,255 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [163699096] [2022-12-14 10:44:07,256 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:07,259 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-12-14 10:44:07,259 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:07,281 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-12-14 10:44:07,282 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2022-12-14 10:44:07,284 INFO L87 Difference]: Start difference. First operand has 252 states, 131 states have (on average 1.2213740458015268) internal successors, (160), 134 states have internal predecessors, (160), 95 states have call successors, (95), 23 states have call predecessors, (95), 23 states have return successors, (95), 95 states have call predecessors, (95), 95 states have call successors, (95) Second operand has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-14 10:44:07,758 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:07,759 INFO L93 Difference]: Finished difference Result 475 states and 690 transitions. [2022-12-14 10:44:07,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-14 10:44:07,761 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) Word has length 79 [2022-12-14 10:44:07,761 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:07,768 INFO L225 Difference]: With dead ends: 475 [2022-12-14 10:44:07,768 INFO L226 Difference]: Without dead ends: 251 [2022-12-14 10:44:07,772 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=20, Invalid=52, Unknown=0, NotChecked=0, Total=72 [2022-12-14 10:44:07,774 INFO L413 NwaCegarLoop]: 296 mSDtfsCounter, 32 mSDsluCounter, 827 mSDsCounter, 0 mSdLazyCounter, 202 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 1123 SdHoareTripleChecker+Invalid, 203 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 202 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:07,774 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 1123 Invalid, 203 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 202 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 10:44:07,787 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 251 states. [2022-12-14 10:44:07,814 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 251 to 251. [2022-12-14 10:44:07,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 251 states, 131 states have (on average 1.1908396946564885) internal successors, (156), 134 states have internal predecessors, (156), 95 states have call successors, (95), 23 states have call predecessors, (95), 23 states have return successors, (97), 93 states have call predecessors, (97), 93 states have call successors, (97) [2022-12-14 10:44:07,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 251 states and 348 transitions. [2022-12-14 10:44:07,819 INFO L78 Accepts]: Start accepts. Automaton has 251 states and 348 transitions. Word has length 79 [2022-12-14 10:44:07,819 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:07,819 INFO L495 AbstractCegarLoop]: Abstraction has 251 states and 348 transitions. [2022-12-14 10:44:07,819 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.0) internal successors, (30), 5 states have internal predecessors, (30), 3 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (14), 3 states have call predecessors, (14), 3 states have call successors, (14) [2022-12-14 10:44:07,819 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 348 transitions. [2022-12-14 10:44:07,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-12-14 10:44:07,822 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:07,822 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:44:07,831 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-12-14 10:44:08,023 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-12-14 10:44:08,024 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:08,024 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:08,025 INFO L85 PathProgramCache]: Analyzing trace with hash 1494925954, now seen corresponding path program 1 times [2022-12-14 10:44:08,025 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:08,025 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1433415877] [2022-12-14 10:44:08,025 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:08,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:08,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:08,559 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2022-12-14 10:44:08,559 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:08,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1433415877] [2022-12-14 10:44:08,559 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1433415877] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-14 10:44:08,559 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1046510123] [2022-12-14 10:44:08,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:08,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:08,560 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:08,561 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:08,562 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-14 10:44:08,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:08,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 2213 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 10:44:08,858 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:08,923 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 10:44:08,923 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:08,923 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1046510123] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:08,923 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-12-14 10:44:08,923 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 13 [2022-12-14 10:44:08,923 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354717119] [2022-12-14 10:44:08,924 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:08,924 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 10:44:08,924 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:08,925 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 10:44:08,925 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=130, Unknown=0, NotChecked=0, Total=156 [2022-12-14 10:44:08,925 INFO L87 Difference]: Start difference. First operand 251 states and 348 transitions. Second operand has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-12-14 10:44:09,497 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:09,497 INFO L93 Difference]: Finished difference Result 485 states and 688 transitions. [2022-12-14 10:44:09,497 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 10:44:09,498 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 87 [2022-12-14 10:44:09,498 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:09,502 INFO L225 Difference]: With dead ends: 485 [2022-12-14 10:44:09,502 INFO L226 Difference]: Without dead ends: 264 [2022-12-14 10:44:09,505 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=34, Invalid=176, Unknown=0, NotChecked=0, Total=210 [2022-12-14 10:44:09,506 INFO L413 NwaCegarLoop]: 288 mSDtfsCounter, 47 mSDsluCounter, 1345 mSDsCounter, 0 mSdLazyCounter, 394 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 1633 SdHoareTripleChecker+Invalid, 402 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 394 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:09,506 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 1633 Invalid, 402 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 394 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 10:44:09,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-12-14 10:44:09,521 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 262. [2022-12-14 10:44:09,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 139 states have (on average 1.1942446043165467) internal successors, (166), 142 states have internal predecessors, (166), 97 states have call successors, (97), 23 states have call predecessors, (97), 24 states have return successors, (110), 96 states have call predecessors, (110), 95 states have call successors, (110) [2022-12-14 10:44:09,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 373 transitions. [2022-12-14 10:44:09,524 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 373 transitions. Word has length 87 [2022-12-14 10:44:09,524 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:09,524 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 373 transitions. [2022-12-14 10:44:09,524 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 5.142857142857143) internal successors, (36), 7 states have internal predecessors, (36), 4 states have call successors, (17), 2 states have call predecessors, (17), 4 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-12-14 10:44:09,524 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 373 transitions. [2022-12-14 10:44:09,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-12-14 10:44:09,525 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:09,526 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:44:09,532 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2022-12-14 10:44:09,726 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:09,727 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:09,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:09,727 INFO L85 PathProgramCache]: Analyzing trace with hash 1496435937, now seen corresponding path program 1 times [2022-12-14 10:44:09,727 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:09,728 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1161861963] [2022-12-14 10:44:09,728 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:09,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:09,803 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 10:44:09,804 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [11393347] [2022-12-14 10:44:09,804 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:09,804 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:09,804 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:09,805 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:09,806 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-14 10:44:10,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:10,142 INFO L263 TraceCheckSpWp]: Trace formula consists of 2345 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 10:44:10,146 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:10,197 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2022-12-14 10:44:10,197 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:10,197 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:10,197 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1161861963] [2022-12-14 10:44:10,198 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 10:44:10,198 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [11393347] [2022-12-14 10:44:10,198 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [11393347] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:10,198 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:44:10,198 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-14 10:44:10,198 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1202403853] [2022-12-14 10:44:10,198 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:10,199 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-14 10:44:10,199 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:10,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-14 10:44:10,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-12-14 10:44:10,200 INFO L87 Difference]: Start difference. First operand 262 states and 373 transitions. Second operand has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 4 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2022-12-14 10:44:10,638 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:10,638 INFO L93 Difference]: Finished difference Result 502 states and 725 transitions. [2022-12-14 10:44:10,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 10:44:10,639 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 4 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) Word has length 96 [2022-12-14 10:44:10,639 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:10,642 INFO L225 Difference]: With dead ends: 502 [2022-12-14 10:44:10,642 INFO L226 Difference]: Without dead ends: 270 [2022-12-14 10:44:10,644 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2022-12-14 10:44:10,645 INFO L413 NwaCegarLoop]: 294 mSDtfsCounter, 43 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 287 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 1384 SdHoareTripleChecker+Invalid, 293 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 287 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:10,645 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 1384 Invalid, 293 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 287 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 10:44:10,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 270 states. [2022-12-14 10:44:10,671 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 270 to 262. [2022-12-14 10:44:10,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 139 states have (on average 1.1942446043165467) internal successors, (166), 142 states have internal predecessors, (166), 97 states have call successors, (97), 23 states have call predecessors, (97), 24 states have return successors, (110), 96 states have call predecessors, (110), 95 states have call successors, (110) [2022-12-14 10:44:10,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 373 transitions. [2022-12-14 10:44:10,675 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 373 transitions. Word has length 96 [2022-12-14 10:44:10,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:10,676 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 373 transitions. [2022-12-14 10:44:10,676 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 6.833333333333333) internal successors, (41), 6 states have internal predecessors, (41), 4 states have call successors, (19), 2 states have call predecessors, (19), 3 states have return successors, (17), 4 states have call predecessors, (17), 4 states have call successors, (17) [2022-12-14 10:44:10,676 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 373 transitions. [2022-12-14 10:44:10,679 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-12-14 10:44:10,679 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:10,679 INFO L195 NwaCegarLoop]: trace histogram [7, 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] [2022-12-14 10:44:10,687 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-14 10:44:10,880 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:10,881 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:10,882 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:10,882 INFO L85 PathProgramCache]: Analyzing trace with hash 795419491, now seen corresponding path program 1 times [2022-12-14 10:44:10,883 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:10,883 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1509921385] [2022-12-14 10:44:10,884 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:10,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:11,020 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 10:44:11,021 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1007146777] [2022-12-14 10:44:11,021 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:11,021 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:11,021 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:11,022 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:11,023 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-14 10:44:11,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:11,364 INFO L263 TraceCheckSpWp]: Trace formula consists of 2399 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 10:44:11,367 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 35 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2022-12-14 10:44:11,428 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:11,428 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:11,428 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1509921385] [2022-12-14 10:44:11,429 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 10:44:11,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1007146777] [2022-12-14 10:44:11,429 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1007146777] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:11,429 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:44:11,429 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-14 10:44:11,429 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1227697840] [2022-12-14 10:44:11,429 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:11,430 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 10:44:11,430 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:11,430 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 10:44:11,431 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-14 10:44:11,431 INFO L87 Difference]: Start difference. First operand 262 states and 373 transitions. Second operand has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) [2022-12-14 10:44:12,065 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:12,065 INFO L93 Difference]: Finished difference Result 504 states and 726 transitions. [2022-12-14 10:44:12,066 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 10:44:12,066 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) Word has length 104 [2022-12-14 10:44:12,066 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:12,068 INFO L225 Difference]: With dead ends: 504 [2022-12-14 10:44:12,068 INFO L226 Difference]: Without dead ends: 272 [2022-12-14 10:44:12,070 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 98 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-14 10:44:12,071 INFO L413 NwaCegarLoop]: 283 mSDtfsCounter, 66 mSDsluCounter, 1582 mSDsCounter, 0 mSdLazyCounter, 503 mSolverCounterSat, 18 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 75 SdHoareTripleChecker+Valid, 1865 SdHoareTripleChecker+Invalid, 521 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 18 IncrementalHoareTripleChecker+Valid, 503 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.6s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:12,071 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [75 Valid, 1865 Invalid, 521 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [18 Valid, 503 Invalid, 0 Unknown, 0 Unchecked, 0.6s Time] [2022-12-14 10:44:12,072 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2022-12-14 10:44:12,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 262. [2022-12-14 10:44:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 139 states have (on average 1.1942446043165467) internal successors, (166), 142 states have internal predecessors, (166), 97 states have call successors, (97), 23 states have call predecessors, (97), 24 states have return successors, (110), 96 states have call predecessors, (110), 95 states have call successors, (110) [2022-12-14 10:44:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 373 transitions. [2022-12-14 10:44:12,089 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 373 transitions. Word has length 104 [2022-12-14 10:44:12,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:12,089 INFO L495 AbstractCegarLoop]: Abstraction has 262 states and 373 transitions. [2022-12-14 10:44:12,090 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 5.875) internal successors, (47), 8 states have internal predecessors, (47), 5 states have call successors, (20), 2 states have call predecessors, (20), 4 states have return successors, (18), 5 states have call predecessors, (18), 5 states have call successors, (18) [2022-12-14 10:44:12,090 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 373 transitions. [2022-12-14 10:44:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-12-14 10:44:12,092 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:12,092 INFO L195 NwaCegarLoop]: trace histogram [7, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:44:12,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2022-12-14 10:44:12,292 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:12,294 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:12,294 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:12,295 INFO L85 PathProgramCache]: Analyzing trace with hash -210281068, now seen corresponding path program 1 times [2022-12-14 10:44:12,295 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:12,296 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349359104] [2022-12-14 10:44:12,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:12,296 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:12,388 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 10:44:12,388 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1819298473] [2022-12-14 10:44:12,389 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:12,389 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:12,389 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:12,390 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:12,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-12-14 10:44:12,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:12,748 INFO L263 TraceCheckSpWp]: Trace formula consists of 2531 conjuncts, 7 conjunts are in the unsatisfiable core [2022-12-14 10:44:12,751 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:12,804 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-12-14 10:44:12,804 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:12,804 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:12,804 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349359104] [2022-12-14 10:44:12,804 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 10:44:12,805 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1819298473] [2022-12-14 10:44:12,805 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1819298473] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:12,805 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:44:12,805 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-12-14 10:44:12,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1629306430] [2022-12-14 10:44:12,805 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:12,805 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-12-14 10:44:12,805 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:12,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-12-14 10:44:12,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-12-14 10:44:12,806 INFO L87 Difference]: Start difference. First operand 262 states and 373 transitions. Second operand has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-14 10:44:13,284 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:13,284 INFO L93 Difference]: Finished difference Result 471 states and 678 transitions. [2022-12-14 10:44:13,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-12-14 10:44:13,285 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) Word has length 113 [2022-12-14 10:44:13,285 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:13,286 INFO L225 Difference]: With dead ends: 471 [2022-12-14 10:44:13,287 INFO L226 Difference]: Without dead ends: 264 [2022-12-14 10:44:13,287 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=53, Unknown=0, NotChecked=0, Total=72 [2022-12-14 10:44:13,288 INFO L413 NwaCegarLoop]: 291 mSDtfsCounter, 62 mSDsluCounter, 1329 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 1620 SdHoareTripleChecker+Invalid, 350 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:13,289 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 1620 Invalid, 350 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-12-14 10:44:13,289 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 264 states. [2022-12-14 10:44:13,296 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 264 to 264. [2022-12-14 10:44:13,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 140 states have (on average 1.1928571428571428) internal successors, (167), 144 states have internal predecessors, (167), 97 states have call successors, (97), 23 states have call predecessors, (97), 25 states have return successors, (112), 96 states have call predecessors, (112), 95 states have call successors, (112) [2022-12-14 10:44:13,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 376 transitions. [2022-12-14 10:44:13,299 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 376 transitions. Word has length 113 [2022-12-14 10:44:13,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:13,299 INFO L495 AbstractCegarLoop]: Abstraction has 264 states and 376 transitions. [2022-12-14 10:44:13,299 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (20), 3 states have call predecessors, (20), 3 states have return successors, (18), 3 states have call predecessors, (18), 4 states have call successors, (18) [2022-12-14 10:44:13,299 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 376 transitions. [2022-12-14 10:44:13,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 148 [2022-12-14 10:44:13,300 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:13,300 INFO L195 NwaCegarLoop]: trace histogram [7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-12-14 10:44:13,310 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-12-14 10:44:13,501 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:13,501 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:13,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:13,501 INFO L85 PathProgramCache]: Analyzing trace with hash -217983094, now seen corresponding path program 1 times [2022-12-14 10:44:13,502 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:13,502 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [186989690] [2022-12-14 10:44:13,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:13,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:13,558 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 10:44:13,558 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [667952791] [2022-12-14 10:44:13,558 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:13,558 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:13,558 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:13,559 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:13,560 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2022-12-14 10:44:13,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:13,960 INFO L263 TraceCheckSpWp]: Trace formula consists of 2895 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 10:44:13,964 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:14,021 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 82 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-12-14 10:44:14,021 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-12-14 10:44:14,021 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:14,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [186989690] [2022-12-14 10:44:14,021 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 10:44:14,021 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [667952791] [2022-12-14 10:44:14,022 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [667952791] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-14 10:44:14,022 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-14 10:44:14,022 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-12-14 10:44:14,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713656753] [2022-12-14 10:44:14,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-14 10:44:14,022 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-12-14 10:44:14,022 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-12-14 10:44:14,023 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-12-14 10:44:14,023 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-12-14 10:44:14,023 INFO L87 Difference]: Start difference. First operand 264 states and 376 transitions. Second operand has 8 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 5 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 5 states have call successors, (22) [2022-12-14 10:44:14,578 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-12-14 10:44:14,578 INFO L93 Difference]: Finished difference Result 476 states and 685 transitions. [2022-12-14 10:44:14,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2022-12-14 10:44:14,579 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 5 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 5 states have call successors, (22) Word has length 147 [2022-12-14 10:44:14,579 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-12-14 10:44:14,581 INFO L225 Difference]: With dead ends: 476 [2022-12-14 10:44:14,581 INFO L226 Difference]: Without dead ends: 267 [2022-12-14 10:44:14,583 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 143 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=32, Invalid=100, Unknown=0, NotChecked=0, Total=132 [2022-12-14 10:44:14,584 INFO L413 NwaCegarLoop]: 290 mSDtfsCounter, 73 mSDsluCounter, 1581 mSDsCounter, 0 mSdLazyCounter, 429 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 78 SdHoareTripleChecker+Valid, 1871 SdHoareTripleChecker+Invalid, 453 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 429 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-12-14 10:44:14,584 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [78 Valid, 1871 Invalid, 453 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 429 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-12-14 10:44:14,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 267 states. [2022-12-14 10:44:14,591 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 267 to 265. [2022-12-14 10:44:14,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 265 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 145 states have internal predecessors, (168), 97 states have call successors, (97), 23 states have call predecessors, (97), 25 states have return successors, (112), 96 states have call predecessors, (112), 95 states have call successors, (112) [2022-12-14 10:44:14,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 377 transitions. [2022-12-14 10:44:14,593 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 377 transitions. Word has length 147 [2022-12-14 10:44:14,594 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-12-14 10:44:14,594 INFO L495 AbstractCegarLoop]: Abstraction has 265 states and 377 transitions. [2022-12-14 10:44:14,594 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 8.714285714285714) internal successors, (61), 7 states have internal predecessors, (61), 5 states have call successors, (24), 3 states have call predecessors, (24), 3 states have return successors, (22), 4 states have call predecessors, (22), 5 states have call successors, (22) [2022-12-14 10:44:14,594 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 377 transitions. [2022-12-14 10:44:14,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2022-12-14 10:44:14,595 INFO L187 NwaCegarLoop]: Found error trace [2022-12-14 10:44:14,595 INFO L195 NwaCegarLoop]: trace histogram [7, 6, 6, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2022-12-14 10:44:14,604 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2022-12-14 10:44:14,796 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:14,797 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-12-14 10:44:14,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-14 10:44:14,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1976548028, now seen corresponding path program 1 times [2022-12-14 10:44:14,798 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-12-14 10:44:14,798 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [320111142] [2022-12-14 10:44:14,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:14,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-14 10:44:14,892 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-12-14 10:44:14,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1869188721] [2022-12-14 10:44:14,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-14 10:44:14,892 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-14 10:44:14,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 [2022-12-14 10:44:14,894 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-14 10:44:14,895 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3ab70810-45d2-43ab-a825-9d57c33f48b0/bin/utaipan-gh47qXpMRh/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2022-12-14 10:44:15,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-14 10:44:15,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 2739 conjuncts, 9 conjunts are in the unsatisfiable core [2022-12-14 10:44:15,345 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-14 10:44:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 93 proven. 3 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-12-14 10:44:15,410 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-14 10:44:15,610 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 17 proven. 20 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-12-14 10:44:15,610 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-12-14 10:44:15,610 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [320111142] [2022-12-14 10:44:15,611 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-12-14 10:44:15,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1869188721] [2022-12-14 10:44:15,611 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1869188721] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-14 10:44:15,611 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1265084477] [2022-12-14 10:44:15,626 INFO L159 IcfgInterpreter]: Started Sifa with 69 locations of interest [2022-12-14 10:44:15,626 INFO L166 IcfgInterpreter]: Building call graph [2022-12-14 10:44:15,630 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-12-14 10:44:15,635 INFO L176 IcfgInterpreter]: Starting interpretation [2022-12-14 10:44:15,635 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-12-14 10:44:18,379 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:44:18,575 INFO L217 Elim1Store]: Index analysis took 260 ms [2022-12-14 10:44:37,356 WARN L233 SmtUtils]: Spent 18.73s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-12-14 10:44:37,362 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-12-14 10:44:37,365 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-12-14 10:44:40,305 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:44:40,361 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19307 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 987 treesize of output 1574 [2022-12-14 10:45:58,913 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 [2022-12-14 10:45:58,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:45:58,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:45:58,918 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 [2022-12-14 10:45:58,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:45:58,925 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 [2022-12-14 10:45:58,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:45:58,931 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 [2022-12-14 10:46:01,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,960 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:01,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:02,010 INFO L217 Elim1Store]: Index analysis took 127 ms [2022-12-14 10:46:02,033 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 [2022-12-14 10:46:02,417 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:02,462 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 10:46:02,891 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:02,933 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-12-14 10:46:03,335 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,352 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,362 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,375 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,389 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,425 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 [2022-12-14 10:46:03,718 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,719 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,720 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,721 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,723 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,724 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,725 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,726 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,727 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,728 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,729 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,730 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,732 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,733 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,734 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,735 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,737 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,738 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,739 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,741 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,742 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,743 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,745 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,746 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,747 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,748 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,749 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,750 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,751 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,752 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,753 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,754 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,757 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,758 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,759 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,760 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,761 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,762 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,763 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,764 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,766 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,767 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,768 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,769 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,770 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,771 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,772 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,773 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,774 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:03,778 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 710 treesize of output 358 [2022-12-14 10:46:10,906 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,909 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,916 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,917 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,919 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,927 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,929 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,934 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,938 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,941 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,943 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,945 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,948 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,951 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,952 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,954 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,956 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,958 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:10,964 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 710 treesize of output 358 [2022-12-14 10:46:11,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,286 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 197 select indices, 197 select index equivalence classes, 19307 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 0 case distinctions, treesize of input 986 treesize of output 592 [2022-12-14 10:46:11,755 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,756 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,765 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,777 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,787 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,800 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,813 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:11,847 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 [2022-12-14 10:46:12,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,244 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19503 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-12-14 10:46:12,641 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,654 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,663 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,674 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,700 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:46:12,735 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 [2022-12-14 10:46:31,359 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 [2022-12-14 10:46:31,408 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 [2022-12-14 10:46:31,490 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 [2022-12-14 10:46:31,754 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 [2022-12-14 10:46:31,804 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 [2022-12-14 10:46:31,886 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 [2022-12-14 10:46:47,421 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 [2022-12-14 10:46:47,497 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 [2022-12-14 10:46:47,544 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 [2022-12-14 10:46:47,801 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 [2022-12-14 10:46:47,890 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 [2022-12-14 10:46:47,937 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 [2022-12-14 10:46:50,663 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 [2022-12-14 10:46:50,800 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 2367 treesize of output 2357 [2022-12-14 10:46:51,157 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 2367 treesize of output 2357 [2022-12-14 10:46:51,499 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 2371 treesize of output 2350 [2022-12-14 10:47:05,530 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 [2022-12-14 10:47:05,534 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 [2022-12-14 10:47:05,556 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 [2022-12-14 10:47:05,559 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 [2022-12-14 10:47:05,583 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 [2022-12-14 10:47:05,588 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 [2022-12-14 10:47:05,592 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 [2022-12-14 10:47:05,597 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 [2022-12-14 10:47:05,621 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 [2022-12-14 10:47:05,626 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 [2022-12-14 10:47:05,646 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 10:47:05,646 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 [2022-12-14 10:47:05,690 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 10:47:05,690 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 [2022-12-14 10:47:05,697 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 [2022-12-14 10:47:05,702 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 [2022-12-14 10:47:05,799 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 [2022-12-14 10:47:05,814 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 [2022-12-14 10:47:05,817 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 [2022-12-14 10:47:05,828 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 [2022-12-14 10:47:05,831 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 [2022-12-14 10:47:07,437 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 2363 treesize of output 2335 [2022-12-14 10:47:07,711 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 2339 treesize of output 2311 [2022-12-14 10:47:07,892 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 2307 treesize of output 2283 [2022-12-14 10:47:25,264 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 2363 treesize of output 2335 [2022-12-14 10:47:25,538 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 2339 treesize of output 2311 [2022-12-14 10:47:25,720 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 2307 treesize of output 2283 [2022-12-14 10:48:23,632 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_bounded with input of size 2895 for LOIs [2022-12-14 10:48:37,373 INFO L197 IcfgInterpreter]: Interpreting procedure ensure_array_list_has_allocated_data_member with input of size 2962 for LOIs [2022-12-14 10:49:58,377 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 [2022-12-14 10:49:58,385 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 [2022-12-14 10:49:58,394 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 [2022-12-14 10:49:58,403 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 [2022-12-14 10:50:19,528 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 45 for LOIs [2022-12-14 10:50:19,531 INFO L197 IcfgInterpreter]: Interpreting procedure s_sift_up with input of size 91 for LOIs [2022-12-14 10:50:19,712 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 227 treesize of output 219 [2022-12-14 10:50:19,720 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 219 treesize of output 211 [2022-12-14 10:50:19,727 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 211 treesize of output 203 [2022-12-14 10:50:19,878 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 227 treesize of output 219 [2022-12-14 10:50:19,887 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 219 treesize of output 211 [2022-12-14 10:50:19,894 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 211 treesize of output 203 [2022-12-14 10:50:20,105 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 7 treesize of output 3 [2022-12-14 10:50:20,111 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 24 treesize of output 20 [2022-12-14 10:50:20,118 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 7 treesize of output 3 [2022-12-14 10:50:20,143 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 7 treesize of output 3 [2022-12-14 10:50:20,150 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 7 treesize of output 3 [2022-12-14 10:50:20,155 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 24 treesize of output 20 [2022-12-14 10:50:20,206 INFO L321 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-12-14 10:50:20,206 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 1 case distinctions, treesize of input 9 treesize of output 11 [2022-12-14 10:50:20,237 INFO L321 Elim1Store]: treesize reduction 23, result has 17.9 percent of original size [2022-12-14 10:50:20,237 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 [2022-12-14 10:50:20,289 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 22 treesize of output 18 [2022-12-14 10:50:20,298 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 7 treesize of output 3 [2022-12-14 10:50:20,307 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 7 treesize of output 3 [2022-12-14 10:50:20,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-12-14 10:50:20,352 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 26 treesize of output 20 [2022-12-14 10:50:20,362 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-12-14 10:50:20,414 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 22 treesize of output 18 [2022-12-14 10:50:20,426 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 7 treesize of output 3 [2022-12-14 10:50:20,433 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 7 treesize of output 3 [2022-12-14 10:50:20,473 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-12-14 10:50:20,506 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 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 11 treesize of output 7 [2022-12-14 10:50:20,517 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 26 treesize of output 20 [2022-12-14 10:50:20,601 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 399 treesize of output 391 [2022-12-14 10:50:20,613 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 391 treesize of output 383 [2022-12-14 10:50:20,625 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 383 treesize of output 375 [2022-12-14 10:50:20,840 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 7 treesize of output 3 [2022-12-14 10:50:20,847 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 7 treesize of output 3 [2022-12-14 10:50:20,858 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 22 treesize of output 18 [2022-12-14 10:50:21,016 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 7 treesize of output 3 [2022-12-14 10:50:21,024 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-12-14 10:50:21,034 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 24 treesize of output 20 [2022-12-14 10:50:21,073 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 227 treesize of output 219 [2022-12-14 10:50:21,082 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 219 treesize of output 211 [2022-12-14 10:50:21,089 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 211 treesize of output 203 [2022-12-14 10:50:21,230 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 105 for LOIs [2022-12-14 10:50:21,322 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 43 for LOIs [2022-12-14 10:50:21,324 INFO L197 IcfgInterpreter]: Interpreting procedure aws_priority_queue_is_valid with input of size 47 for LOIs [2022-12-14 10:50:21,348 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 [2022-12-14 10:50:21,353 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 [2022-12-14 10:50:21,375 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 [2022-12-14 10:50:21,380 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 [2022-12-14 10:50:21,952 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 81 for LOIs [2022-12-14 10:50:22,030 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 [2022-12-14 10:50:22,038 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 [2022-12-14 10:50:22,182 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 [2022-12-14 10:50:22,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:50:22,214 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:50:22,218 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 10:50:22,219 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 [2022-12-14 10:50:22,229 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 [2022-12-14 10:50:22,370 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 [2022-12-14 10:50:22,398 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:50:22,399 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-12-14 10:50:22,402 INFO L321 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-12-14 10:50:22,403 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 [2022-12-14 10:50:22,412 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 [2022-12-14 10:50:22,541 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 [2022-12-14 10:50:22,685 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 115 for LOIs [2022-12-14 10:50:22,960 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 [2022-12-14 10:50:22,968 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 [2022-12-14 10:50:22,977 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 [2022-12-14 10:50:22,983 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 [2022-12-14 10:50:23,030 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 101 for LOIs [2022-12-14 10:50:23,071 INFO L180 IcfgInterpreter]: Interpretation finished [2022-12-14 10:51:45,256 WARN L233 SmtUtils]: Spent 1.35m on a formula simplification. DAG size of input: 2824 DAG size of output: 2436 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 10:54:24,381 WARN L233 SmtUtils]: Spent 2.63m on a formula simplification. DAG size of input: 2895 DAG size of output: 2451 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-14 10:57:51,697 WARN L233 SmtUtils]: Spent 3.43m on a formula simplification. DAG size of input: 2936 DAG size of output: 2493 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)