./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a 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_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI --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 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d --- 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-5e519f3 [2022-11-03 02:44:49,640 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 02:44:49,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 02:44:49,688 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 02:44:49,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 02:44:49,693 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 02:44:49,696 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 02:44:49,700 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 02:44:49,704 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 02:44:49,705 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 02:44:49,706 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 02:44:49,709 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 02:44:49,709 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 02:44:49,712 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 02:44:49,713 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 02:44:49,714 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 02:44:49,715 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 02:44:49,718 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 02:44:49,720 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 02:44:49,726 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 02:44:49,729 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 02:44:49,730 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 02:44:49,732 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 02:44:49,734 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 02:44:49,738 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 02:44:49,743 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 02:44:49,743 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 02:44:49,744 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 02:44:49,746 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 02:44:49,747 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 02:44:49,748 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 02:44:49,749 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 02:44:49,751 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 02:44:49,752 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 02:44:49,755 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 02:44:49,755 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 02:44:49,756 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 02:44:49,756 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 02:44:49,756 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 02:44:49,757 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 02:44:49,758 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 02:44:49,759 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 02:44:49,782 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 02:44:49,782 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 02:44:49,783 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 02:44:49,783 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 02:44:49,784 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 02:44:49,784 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 02:44:49,784 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 02:44:49,784 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 02:44:49,784 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 02:44:49,784 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 02:44:49,785 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 02:44:49,785 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 02:44:49,785 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 02:44:49,785 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 02:44:49,785 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 02:44:49,786 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 02:44:49,786 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 02:44:49,786 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 02:44:49,787 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 02:44:49,787 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 02:44:49,787 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 02:44:49,787 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 02:44:49,787 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 02:44:49,788 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 02:44:49,788 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 02:44:49,788 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 02:44:49,788 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 02:44:49,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 02:44:49,789 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 02:44:49,789 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:44:49,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 02:44:49,789 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 02:44:49,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 02:44:49,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 02:44:49,790 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 02:44:49,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 02:44:49,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 02:44:49,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 02:44:49,790 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_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 23ef598a219073b4e1ea2c3302ab5b9fcd0bd41db1d8d7141c8967f07530c02d [2022-11-03 02:44:50,097 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 02:44:50,126 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 02:44:50,146 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 02:44:50,147 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 02:44:50,147 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 02:44:50,149 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-11-03 02:44:50,238 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/data/9c7fbd541/a86bcb19a90b4ae1be79ed171116813a/FLAG84f6d19ac [2022-11-03 02:44:51,037 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 02:44:51,038 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i [2022-11-03 02:44:51,073 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/data/9c7fbd541/a86bcb19a90b4ae1be79ed171116813a/FLAG84f6d19ac [2022-11-03 02:44:51,107 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/data/9c7fbd541/a86bcb19a90b4ae1be79ed171116813a [2022-11-03 02:44:51,111 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 02:44:51,113 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 02:44:51,115 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 02:44:51,115 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 02:44:51,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 02:44:51,127 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:44:51" (1/1) ... [2022-11-03 02:44:51,128 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5d6b3ead and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:51, skipping insertion in model container [2022-11-03 02:44:51,128 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 02:44:51" (1/1) ... [2022-11-03 02:44:51,137 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 02:44:51,304 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 02:44:51,606 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-11-03 02:44:51,613 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-11-03 02:44:52,555 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:44:52,664 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,669 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,670 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,671 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,672 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,693 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,698 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,701 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:52,703 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,139 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:44:53,140 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:44:53,141 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:44:53,143 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:44:53,151 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:44:53,152 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:44:53,154 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:44:53,157 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:44:53,159 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:44:53,160 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:44:53,377 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,378 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,468 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:44:53,514 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 02:44:53,547 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4504,4517] [2022-11-03 02:44:53,549 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_static_harness.i[4564,4577] [2022-11-03 02:44:53,580 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 02:44:53,594 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,594 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,595 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,595 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,596 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,603 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,604 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,605 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,606 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,640 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 02:44:53,641 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 02:44:53,642 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 02:44:53,643 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 02:44:53,644 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 02:44:53,644 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 02:44:53,645 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 02:44:53,645 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 02:44:53,646 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 02:44:53,646 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 02:44:53,676 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,677 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 02:44:53,703 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 02:44:53,995 INFO L208 MainTranslator]: Completed translation [2022-11-03 02:44:53,996 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53 WrapperNode [2022-11-03 02:44:53,996 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 02:44:53,997 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 02:44:53,997 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 02:44:53,997 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 02:44:54,005 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,093 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,180 INFO L138 Inliner]: procedures = 689, calls = 1509, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 653 [2022-11-03 02:44:54,183 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 02:44:54,184 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 02:44:54,184 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 02:44:54,184 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 02:44:54,194 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,194 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,217 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,217 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,275 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,280 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,285 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,301 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,309 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 02:44:54,310 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 02:44:54,311 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 02:44:54,311 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 02:44:54,312 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (1/1) ... [2022-11-03 02:44:54,327 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 02:44:54,339 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:44:54,360 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 02:44:54,374 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 02:44:54,410 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-03 02:44:54,410 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-03 02:44:54,411 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-03 02:44:54,412 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-03 02:44:54,412 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-03 02:44:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-03 02:44:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-03 02:44:54,413 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-03 02:44:54,413 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-03 02:44:54,414 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-03 02:44:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-03 02:44:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 02:44:54,414 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-03 02:44:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 02:44:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 02:44:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-03 02:44:54,415 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-03 02:44:54,415 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-03 02:44:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-03 02:44:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-03 02:44:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-03 02:44:54,416 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-03 02:44:54,416 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-03 02:44:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-03 02:44:54,417 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-03 02:44:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 02:44:54,418 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-03 02:44:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-03 02:44:54,432 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-03 02:44:54,432 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-03 02:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-03 02:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-03 02:44:54,433 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-03 02:44:54,433 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-03 02:44:54,434 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-03 02:44:54,434 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 02:44:54,839 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 02:44:54,842 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 02:44:55,961 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 02:44:56,222 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 02:44:56,222 INFO L300 CfgBuilder]: Removed 4 assume(true) statements. [2022-11-03 02:44:56,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:44:56 BoogieIcfgContainer [2022-11-03 02:44:56,226 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 02:44:56,229 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 02:44:56,229 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 02:44:56,235 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 02:44:56,235 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 02:44:51" (1/3) ... [2022-11-03 02:44:56,236 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@752cfac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:44:56, skipping insertion in model container [2022-11-03 02:44:56,236 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 02:44:53" (2/3) ... [2022-11-03 02:44:56,237 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@752cfac3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 02:44:56, skipping insertion in model container [2022-11-03 02:44:56,237 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 02:44:56" (3/3) ... [2022-11-03 02:44:56,242 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_static_harness.i [2022-11-03 02:44:56,266 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 02:44:56,268 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 02:44:56,348 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 02:44:56,361 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;@6f1513f1, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 02:44:56,361 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 02:44:56,366 INFO L276 IsEmpty]: Start isEmpty. Operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) [2022-11-03 02:44:56,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-03 02:44:56,383 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:44:56,384 INFO L195 NwaCegarLoop]: trace histogram [13, 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] [2022-11-03 02:44:56,384 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:44:56,391 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:44:56,392 INFO L85 PathProgramCache]: Analyzing trace with hash 1005210511, now seen corresponding path program 1 times [2022-11-03 02:44:56,407 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:44:56,410 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [305308856] [2022-11-03 02:44:56,410 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:44:56,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:44:56,867 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:44:56,867 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2130498418] [2022-11-03 02:44:56,868 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:44:56,868 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:44:56,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:44:56,870 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:44:56,889 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-03 02:44:57,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:44:57,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 2242 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-03 02:44:57,508 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:44:57,548 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 87 proven. 0 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2022-11-03 02:44:57,551 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:44:57,552 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:44:57,552 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [305308856] [2022-11-03 02:44:57,553 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:44:57,553 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2130498418] [2022-11-03 02:44:57,554 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2130498418] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:44:57,555 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:44:57,555 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-03 02:44:57,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [443963705] [2022-11-03 02:44:57,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:44:57,565 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-03 02:44:57,565 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:44:57,602 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-03 02:44:57,602 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 02:44:57,606 INFO L87 Difference]: Start difference. First operand has 114 states, 62 states have (on average 1.2096774193548387) internal successors, (75), 62 states have internal predecessors, (75), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (39), 39 states have call predecessors, (39), 39 states have call successors, (39) Second operand has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:44:58,008 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:44:58,009 INFO L93 Difference]: Finished difference Result 210 states and 288 transitions. [2022-11-03 02:44:58,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-03 02:44:58,012 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) Word has length 78 [2022-11-03 02:44:58,013 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:44:58,022 INFO L225 Difference]: With dead ends: 210 [2022-11-03 02:44:58,022 INFO L226 Difference]: Without dead ends: 111 [2022-11-03 02:44:58,026 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 77 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-03 02:44:58,029 INFO L413 NwaCegarLoop]: 132 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 132 SdHoareTripleChecker+Invalid, 18 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2022-11-03 02:44:58,030 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 132 Invalid, 18 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2022-11-03 02:44:58,048 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2022-11-03 02:44:58,076 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2022-11-03 02:44:58,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 59 states have (on average 1.1694915254237288) internal successors, (69), 60 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 12 states have return successors, (38), 38 states have call predecessors, (38), 38 states have call successors, (38) [2022-11-03 02:44:58,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 146 transitions. [2022-11-03 02:44:58,083 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 146 transitions. Word has length 78 [2022-11-03 02:44:58,085 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:44:58,085 INFO L495 AbstractCegarLoop]: Abstraction has 111 states and 146 transitions. [2022-11-03 02:44:58,085 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 14.0) internal successors, (28), 2 states have internal predecessors, (28), 2 states have call successors, (20), 2 states have call predecessors, (20), 2 states have return successors, (19), 2 states have call predecessors, (19), 2 states have call successors, (19) [2022-11-03 02:44:58,086 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 146 transitions. [2022-11-03 02:44:58,089 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-03 02:44:58,089 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:44:58,090 INFO L195 NwaCegarLoop]: trace histogram [14, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:44:58,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-03 02:44:58,306 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-03 02:44:58,307 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:44:58,307 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:44:58,307 INFO L85 PathProgramCache]: Analyzing trace with hash -2022726481, now seen corresponding path program 1 times [2022-11-03 02:44:58,308 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:44:58,308 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [564061504] [2022-11-03 02:44:58,308 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:44:58,308 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:44:58,492 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:44:58,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [631779443] [2022-11-03 02:44:58,499 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:44:58,500 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:44:58,500 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:44:58,503 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:44:58,510 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-03 02:44:59,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:44:59,117 INFO L263 TraceCheckSpWp]: Trace formula consists of 2316 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-03 02:44:59,122 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:44:59,337 INFO L134 CoverageAnalysis]: Checked inductivity of 189 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 189 trivial. 0 not checked. [2022-11-03 02:44:59,337 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:44:59,337 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:44:59,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [564061504] [2022-11-03 02:44:59,340 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:44:59,340 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631779443] [2022-11-03 02:44:59,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [631779443] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:44:59,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:44:59,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2022-11-03 02:44:59,341 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1867047459] [2022-11-03 02:44:59,341 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:44:59,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2022-11-03 02:44:59,343 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:44:59,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2022-11-03 02:44:59,344 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2022-11-03 02:44:59,345 INFO L87 Difference]: Start difference. First operand 111 states and 146 transitions. Second operand has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-03 02:45:01,129 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:45:01,130 INFO L93 Difference]: Finished difference Result 182 states and 235 transitions. [2022-11-03 02:45:01,130 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2022-11-03 02:45:01,131 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) Word has length 91 [2022-11-03 02:45:01,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:45:01,134 INFO L225 Difference]: With dead ends: 182 [2022-11-03 02:45:01,134 INFO L226 Difference]: Without dead ends: 113 [2022-11-03 02:45:01,136 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 85 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2022-11-03 02:45:01,137 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 47 mSDsluCounter, 512 mSDsCounter, 0 mSdLazyCounter, 191 mSolverCounterSat, 56 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 48 SdHoareTripleChecker+Valid, 553 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 191 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.7s IncrementalHoareTripleChecker+Time [2022-11-03 02:45:01,137 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [48 Valid, 553 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 191 Invalid, 0 Unknown, 0 Unchecked, 1.7s Time] [2022-11-03 02:45:01,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-03 02:45:01,152 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-03 02:45:01,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.1666666666666667) internal successors, (70), 62 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-03 02:45:01,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 149 transitions. [2022-11-03 02:45:01,155 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 149 transitions. Word has length 91 [2022-11-03 02:45:01,156 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:45:01,156 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 149 transitions. [2022-11-03 02:45:01,156 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 4.142857142857143) internal successors, (29), 7 states have internal predecessors, (29), 5 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (21), 5 states have call predecessors, (21), 4 states have call successors, (21) [2022-11-03 02:45:01,156 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 149 transitions. [2022-11-03 02:45:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-03 02:45:01,159 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:45:01,159 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:45:01,205 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-03 02:45:01,386 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:01,387 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:45:01,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:45:01,387 INFO L85 PathProgramCache]: Analyzing trace with hash -1323301135, now seen corresponding path program 1 times [2022-11-03 02:45:01,387 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:45:01,387 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [743495974] [2022-11-03 02:45:01,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:01,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:45:01,492 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:45:01,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [764230803] [2022-11-03 02:45:01,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:01,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:01,494 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:45:01,498 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:45:01,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-03 02:45:02,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:45:02,199 INFO L263 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-03 02:45:02,204 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:45:02,260 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-03 02:45:02,260 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:45:02,260 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:45:02,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [743495974] [2022-11-03 02:45:02,261 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:45:02,261 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [764230803] [2022-11-03 02:45:02,261 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [764230803] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:45:02,261 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:45:02,262 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-03 02:45:02,262 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1904594514] [2022-11-03 02:45:02,262 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:45:02,263 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-03 02:45:02,263 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:45:02,264 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-03 02:45:02,264 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-03 02:45:02,265 INFO L87 Difference]: Start difference. First operand 113 states and 149 transitions. Second operand has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-03 02:45:03,288 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:45:03,289 INFO L93 Difference]: Finished difference Result 201 states and 261 transitions. [2022-11-03 02:45:03,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-03 02:45:03,290 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) Word has length 100 [2022-11-03 02:45:03,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:45:03,292 INFO L225 Difference]: With dead ends: 201 [2022-11-03 02:45:03,292 INFO L226 Difference]: Without dead ends: 113 [2022-11-03 02:45:03,293 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 101 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-03 02:45:03,294 INFO L413 NwaCegarLoop]: 125 mSDtfsCounter, 8 mSDsluCounter, 542 mSDsCounter, 0 mSdLazyCounter, 110 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 609 SdHoareTripleChecker+Invalid, 110 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 110 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-03 02:45:03,294 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 609 Invalid, 110 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 110 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-03 02:45:03,295 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2022-11-03 02:45:03,307 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2022-11-03 02:45:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 60 states have (on average 1.15) internal successors, (69), 62 states have internal predecessors, (69), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-03 02:45:03,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 148 transitions. [2022-11-03 02:45:03,309 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 148 transitions. Word has length 100 [2022-11-03 02:45:03,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:45:03,310 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 148 transitions. [2022-11-03 02:45:03,310 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.0) internal successors, (35), 6 states have internal predecessors, (35), 4 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (23), 4 states have call predecessors, (23), 4 states have call successors, (23) [2022-11-03 02:45:03,310 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 148 transitions. [2022-11-03 02:45:03,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-03 02:45:03,312 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:45:03,312 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:45:03,359 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-03 02:45:03,538 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:03,539 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:45:03,539 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:45:03,539 INFO L85 PathProgramCache]: Analyzing trace with hash 2097300372, now seen corresponding path program 1 times [2022-11-03 02:45:03,539 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:45:03,539 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719420843] [2022-11-03 02:45:03,539 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:03,540 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:45:03,630 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:45:03,630 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2039703999] [2022-11-03 02:45:03,630 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:03,630 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:03,631 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:45:03,632 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:45:03,653 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-03 02:45:04,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:45:04,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 2455 conjuncts, 4 conjunts are in the unsatisfiable core [2022-11-03 02:45:04,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:45:04,379 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 104 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-03 02:45:04,379 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 02:45:04,379 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:45:04,379 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719420843] [2022-11-03 02:45:04,379 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:45:04,380 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2039703999] [2022-11-03 02:45:04,380 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2039703999] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 02:45:04,380 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 02:45:04,380 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-03 02:45:04,380 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781101701] [2022-11-03 02:45:04,380 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 02:45:04,381 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-03 02:45:04,381 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-03 02:45:04,381 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-03 02:45:04,382 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:45:04,382 INFO L87 Difference]: Start difference. First operand 113 states and 148 transitions. Second operand has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:45:04,906 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 02:45:04,906 INFO L93 Difference]: Finished difference Result 202 states and 262 transitions. [2022-11-03 02:45:04,906 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-03 02:45:04,907 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) Word has length 101 [2022-11-03 02:45:04,907 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 02:45:04,908 INFO L225 Difference]: With dead ends: 202 [2022-11-03 02:45:04,909 INFO L226 Difference]: Without dead ends: 114 [2022-11-03 02:45:04,909 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 100 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-03 02:45:04,910 INFO L413 NwaCegarLoop]: 128 mSDtfsCounter, 0 mSDsluCounter, 140 mSDsCounter, 0 mSdLazyCounter, 36 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 36 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 02:45:04,911 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 253 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 36 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 02:45:04,912 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2022-11-03 02:45:04,922 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2022-11-03 02:45:04,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 114 states, 61 states have (on average 1.1475409836065573) internal successors, (70), 63 states have internal predecessors, (70), 39 states have call successors, (39), 12 states have call predecessors, (39), 13 states have return successors, (40), 38 states have call predecessors, (40), 38 states have call successors, (40) [2022-11-03 02:45:04,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 149 transitions. [2022-11-03 02:45:04,925 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 149 transitions. Word has length 101 [2022-11-03 02:45:04,925 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 02:45:04,925 INFO L495 AbstractCegarLoop]: Abstraction has 114 states and 149 transitions. [2022-11-03 02:45:04,925 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 12.0) internal successors, (36), 3 states have internal predecessors, (36), 2 states have call successors, (24), 2 states have call predecessors, (24), 2 states have return successors, (23), 2 states have call predecessors, (23), 2 states have call successors, (23) [2022-11-03 02:45:04,926 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 149 transitions. [2022-11-03 02:45:04,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-03 02:45:04,927 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 02:45:04,927 INFO L195 NwaCegarLoop]: trace histogram [14, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 02:45:04,971 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2022-11-03 02:45:05,148 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:05,149 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 02:45:05,149 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 02:45:05,149 INFO L85 PathProgramCache]: Analyzing trace with hash -1901639355, now seen corresponding path program 1 times [2022-11-03 02:45:05,149 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 02:45:05,150 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [28840929] [2022-11-03 02:45:05,150 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:05,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 02:45:05,239 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-03 02:45:05,240 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [128131908] [2022-11-03 02:45:05,240 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 02:45:05,240 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 02:45:05,240 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 02:45:05,241 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 02:45:05,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3562531b-52bd-4361-a2d8-4d5759dc063a/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 02:45:05,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 02:45:06,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 2474 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 02:45:06,008 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 02:45:06,156 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 104 proven. 1 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2022-11-03 02:45:06,157 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 02:45:06,649 INFO L134 CoverageAnalysis]: Checked inductivity of 204 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 203 trivial. 0 not checked. [2022-11-03 02:45:06,650 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-03 02:45:06,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [28840929] [2022-11-03 02:45:06,650 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-03 02:45:06,650 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [128131908] [2022-11-03 02:45:06,651 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [128131908] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 02:45:06,651 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1857967423] [2022-11-03 02:45:06,674 INFO L159 IcfgInterpreter]: Started Sifa with 62 locations of interest [2022-11-03 02:45:06,675 INFO L166 IcfgInterpreter]: Building call graph [2022-11-03 02:45:06,679 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-03 02:45:06,700 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-03 02:45:06,702 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-03 02:45:10,307 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:45:10,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:45:10,904 INFO L244 Elim1Store]: Index analysis took 841 ms [2022-11-03 02:46:09,957 WARN L234 SmtUtils]: Spent 58.94s on a formula simplification. DAG size of input: 2559 DAG size of output: 1378 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:46:09,965 INFO L356 Elim1Store]: treesize reduction 4524, result has 34.2 percent of original size [2022-11-03 02:46:09,970 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19310 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 197 case distinctions, treesize of input 995 treesize of output 2957 [2022-11-03 02:46:15,067 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:46:15,074 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:46:18,623 INFO L244 Elim1Store]: Index analysis took 4722 ms [2022-11-03 02:48:24,746 WARN L234 SmtUtils]: Spent 2.10m on a formula simplification. DAG size of input: 3151 DAG size of output: 1575 (called from [L 353] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-03 02:48:24,754 INFO L356 Elim1Store]: treesize reduction 7470, result has 25.5 percent of original size [2022-11-03 02:48:24,757 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 200 select indices, 200 select index equivalence classes, 19507 disjoint index pairs (out of 19900 index pairs), introduced 200 new quantified variables, introduced 591 case distinctions, treesize of input 1014 treesize of output 3173 [2022-11-03 02:50:20,684 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:50:20,689 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:50:20,733 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:50:20,742 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:50:20,753 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 02:50:20,763 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:50:26,306 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:26,309 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:26,409 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 200 select indices, 200 select index equivalence classes, 19900 disjoint index pairs (out of 19900 index pairs), introduced 200 new quantified variables, introduced 0 case distinctions, treesize of input 1001 treesize of output 601 [2022-11-03 02:50:27,496 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,500 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,706 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:27,744 INFO L244 Elim1Store]: Index analysis took 256 ms [2022-11-03 02:50:27,798 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-03 02:50:28,705 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:28,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:28,792 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19703 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-03 02:50:29,525 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,527 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,530 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,532 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,546 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,559 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,570 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,573 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,598 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,626 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,630 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,651 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,656 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,658 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,661 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:29,663 INFO L244 Elim1Store]: Index analysis took 140 ms [2022-11-03 02:50:29,670 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-03 02:50:30,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,610 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,622 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,634 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,684 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,714 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:30,749 INFO L244 Elim1Store]: Index analysis took 143 ms [2022-11-03 02:50:30,791 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-03 02:50:49,807 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,809 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,827 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,843 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,864 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:49,959 INFO L244 Elim1Store]: Index analysis took 155 ms [2022-11-03 02:50:50,000 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-03 02:50:51,100 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,102 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,114 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,142 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,163 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,193 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,214 INFO L244 Elim1Store]: Index analysis took 116 ms [2022-11-03 02:50:51,246 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-03 02:50:51,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,912 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,914 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,915 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,922 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,924 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,936 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,950 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,953 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,957 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,959 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,961 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,964 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,967 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,972 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,975 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,981 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,983 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,986 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,988 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,990 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,992 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,996 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:51,998 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,002 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,003 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,005 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,007 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,009 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,011 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,015 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,017 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,019 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,021 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,023 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,025 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,029 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,031 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,034 INFO L244 Elim1Store]: Index analysis took 126 ms [2022-11-03 02:50:52,039 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 53 select indices, 53 select index equivalence classes, 1045 disjoint index pairs (out of 1378 index pairs), introduced 53 new quantified variables, introduced 0 case distinctions, treesize of input 464 treesize of output 160 [2022-11-03 02:50:52,504 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,506 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:52,564 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19703 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-03 02:50:53,333 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:53,336 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:50:53,393 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 200 select indices, 200 select index equivalence classes, 19900 disjoint index pairs (out of 19900 index pairs), introduced 200 new quantified variables, introduced 0 case distinctions, treesize of input 1001 treesize of output 601 [2022-11-03 02:51:06,946 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:51:06,967 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-03 02:51:08,550 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:51:08,649 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:51:11,430 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:51:11,524 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:51:52,970 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:51:52,973 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 199 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 58 treesize of output 38 [2022-11-03 02:51:53,162 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:51:54,734 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:51:54,849 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:51:57,436 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-03 02:51:57,447 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,458 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,469 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,548 INFO L356 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-11-03 02:51:57,548 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 205 treesize of output 204 [2022-11-03 02:51:57,571 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,583 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,596 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,618 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,631 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,636 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:51:57,641 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-03 02:51:59,276 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:51:59,728 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 198 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2022-11-03 02:51:59,874 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:03,704 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:05,879 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 198 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 5 [2022-11-03 02:52:06,060 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:40,488 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:52:40,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-03 02:52:41,051 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:52:41,337 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:52:44,390 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:52:44,554 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:44,738 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 9 treesize of output 7 [2022-11-03 02:52:45,204 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:48,398 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:49,089 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-03 02:52:49,325 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:52:49,533 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 9 treesize of output 7 [2022-11-03 02:53:04,293 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2022-11-03 02:53:05,092 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 19 [2022-11-03 02:53:05,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-03 02:53:05,309 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 7 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 33 [2022-11-03 02:53:05,609 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 28 [2022-11-03 02:53:07,898 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:53:07,909 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-03 02:53:07,954 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:07,989 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:53:07,989 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-03 02:53:08,005 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:08,042 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:08,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:08,083 INFO L356 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2022-11-03 02:53:08,084 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 2 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 26 treesize of output 38 [2022-11-03 02:53:08,153 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:53:10,414 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 12 [2022-11-03 02:53:10,748 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-03 02:53:11,392 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:11,612 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:11,832 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-03 02:53:17,077 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-03 02:53:17,228 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 9 treesize of output 3 [2022-11-03 02:53:17,489 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 30 treesize of output 12 [2022-11-03 02:53:18,812 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:53:18,987 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-03 02:54:30,727 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 43 for LOIs [2022-11-03 02:54:30,736 INFO L197 IcfgInterpreter]: Interpreting procedure aws_array_list_is_valid with input of size 791 for LOIs [2022-11-03 02:54:33,266 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 02:54:33,266 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:54:33,310 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 02:54:33,310 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 02:54:36,937 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 02:54:36,937 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:54:36,972 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 02:54:36,972 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 02:54:38,486 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-03 02:54:40,416 INFO L356 Elim1Store]: treesize reduction 15, result has 25.0 percent of original size [2022-11-03 02:54:40,417 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 12 treesize of output 14 [2022-11-03 02:54:40,451 INFO L356 Elim1Store]: treesize reduction 19, result has 32.1 percent of original size [2022-11-03 02:54:40,451 INFO L390 Elim1Store]: Elim1 did not use preprocessing 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 2 case distinctions, treesize of input 17 treesize of output 21 [2022-11-03 02:54:41,907 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 49 for LOIs [2022-11-03 02:54:42,049 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:54:42,061 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-03 02:54:42,075 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:54:42,095 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-03 02:54:42,155 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 49 for LOIs [2022-11-03 02:54:42,172 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1139 for LOIs [2022-11-03 02:54:55,937 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1135 for LOIs [2022-11-03 02:55:28,813 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:55:28,826 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:55:28,843 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-03 02:55:28,856 INFO L390 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-03 02:55:33,547 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 686 for LOIs [2022-11-03 02:55:38,637 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 43 for LOIs [2022-11-03 02:55:38,642 INFO L180 IcfgInterpreter]: Interpretation finished