./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8393723b Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-8393723 [2022-11-19 07:02:40,362 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-19 07:02:40,364 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-19 07:02:40,390 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-19 07:02:40,391 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-19 07:02:40,392 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-19 07:02:40,393 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-19 07:02:40,407 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-19 07:02:40,409 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-19 07:02:40,414 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-19 07:02:40,415 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-19 07:02:40,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-19 07:02:40,418 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-19 07:02:40,422 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-19 07:02:40,424 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-19 07:02:40,427 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-19 07:02:40,429 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-19 07:02:40,436 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-19 07:02:40,438 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-19 07:02:40,440 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-19 07:02:40,441 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-19 07:02:40,445 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-19 07:02:40,446 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-19 07:02:40,449 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-19 07:02:40,452 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-19 07:02:40,456 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-19 07:02:40,456 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-19 07:02:40,457 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-19 07:02:40,458 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-19 07:02:40,460 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-19 07:02:40,460 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-19 07:02:40,461 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-19 07:02:40,462 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-19 07:02:40,464 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-19 07:02:40,466 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-19 07:02:40,467 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-19 07:02:40,467 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-19 07:02:40,468 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-19 07:02:40,468 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-19 07:02:40,469 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-19 07:02:40,470 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-19 07:02:40,470 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-19 07:02:40,511 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-19 07:02:40,512 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-19 07:02:40,513 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-19 07:02:40,513 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-19 07:02:40,514 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-19 07:02:40,515 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-19 07:02:40,515 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-19 07:02:40,515 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-19 07:02:40,515 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-19 07:02:40,516 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-19 07:02:40,517 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-19 07:02:40,517 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-19 07:02:40,517 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-19 07:02:40,518 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-19 07:02:40,518 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-19 07:02:40,518 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-19 07:02:40,518 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-19 07:02:40,518 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-19 07:02:40,519 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-19 07:02:40,520 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-19 07:02:40,520 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-19 07:02:40,520 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-19 07:02:40,520 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-19 07:02:40,521 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-19 07:02:40,521 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-19 07:02:40,521 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-19 07:02:40,521 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-19 07:02:40,522 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-19 07:02:40,522 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-19 07:02:40,522 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:02:40,522 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-19 07:02:40,523 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-19 07:02:40,523 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-19 07:02:40,523 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-19 07:02:40,523 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-19 07:02:40,524 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-19 07:02:40,524 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-19 07:02:40,524 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-19 07:02:40,524 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_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 [2022-11-19 07:02:40,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-19 07:02:40,892 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-19 07:02:40,895 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-19 07:02:40,896 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-19 07:02:40,897 INFO L275 PluginConnector]: CDTParser initialized [2022-11-19 07:02:40,898 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2022-11-19 07:02:40,974 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/data/235bd4320/60b9bccc34ca48bd87952fa3041cd807/FLAGe6b8633cc [2022-11-19 07:02:41,797 INFO L306 CDTParser]: Found 1 translation units. [2022-11-19 07:02:41,797 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2022-11-19 07:02:41,839 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/data/235bd4320/60b9bccc34ca48bd87952fa3041cd807/FLAGe6b8633cc [2022-11-19 07:02:42,292 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/data/235bd4320/60b9bccc34ca48bd87952fa3041cd807 [2022-11-19 07:02:42,295 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-19 07:02:42,297 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-19 07:02:42,302 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-19 07:02:42,302 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-19 07:02:42,306 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-19 07:02:42,308 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:02:42" (1/1) ... [2022-11-19 07:02:42,309 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7e250281 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:42, skipping insertion in model container [2022-11-19 07:02:42,309 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 07:02:42" (1/1) ... [2022-11-19 07:02:42,318 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-19 07:02:42,422 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-19 07:02:42,698 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2022-11-19 07:02:42,706 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2022-11-19 07:02:43,511 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:02:43,611 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,612 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,613 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,614 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,615 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,641 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,642 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,644 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:43,644 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,117 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:02:44,118 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:02:44,119 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:02:44,131 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:02:44,134 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:02:44,135 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:02:44,136 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:02:44,137 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:02:44,141 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:02:44,142 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:02:44,332 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,332 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,464 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:02:44,488 INFO L203 MainTranslator]: Completed pre-run [2022-11-19 07:02:44,503 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2022-11-19 07:02:44,504 WARN L234 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2022-11-19 07:02:44,540 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-19 07:02:44,566 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,567 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,573 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,574 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,578 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,595 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,596 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,597 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,598 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,644 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-19 07:02:44,644 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-19 07:02:44,645 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-19 07:02:44,646 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-19 07:02:44,647 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-19 07:02:44,648 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-19 07:02:44,649 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-19 07:02:44,649 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-19 07:02:44,650 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-19 07:02:44,651 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-19 07:02:44,726 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,726 WARN L1568 CHandler]: Possible shadowing of function index [2022-11-19 07:02:44,767 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-19 07:02:45,016 INFO L208 MainTranslator]: Completed translation [2022-11-19 07:02:45,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45 WrapperNode [2022-11-19 07:02:45,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-19 07:02:45,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-19 07:02:45,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-19 07:02:45,018 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-19 07:02:45,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,112 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,167 INFO L138 Inliner]: procedures = 689, calls = 1516, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 741 [2022-11-19 07:02:45,168 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-19 07:02:45,168 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-19 07:02:45,169 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-19 07:02:45,169 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-19 07:02:45,179 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,179 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,185 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,185 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,211 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,216 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,222 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,226 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,234 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-19 07:02:45,235 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-19 07:02:45,235 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-19 07:02:45,235 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-19 07:02:45,236 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (1/1) ... [2022-11-19 07:02:45,243 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-19 07:02:45,255 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:45,269 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-19 07:02:45,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-19 07:02:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-19 07:02:45,328 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-19 07:02:45,328 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-19 07:02:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-19 07:02:45,329 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-19 07:02:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-19 07:02:45,329 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-19 07:02:45,329 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-19 07:02:45,329 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-19 07:02:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-19 07:02:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-19 07:02:45,330 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-19 07:02:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-19 07:02:45,330 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-19 07:02:45,330 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-19 07:02:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-19 07:02:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-19 07:02:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-19 07:02:45,331 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-19 07:02:45,331 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-19 07:02:45,331 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-19 07:02:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2022-11-19 07:02:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2022-11-19 07:02:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-19 07:02:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-19 07:02:45,332 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-19 07:02:45,332 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-19 07:02:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-19 07:02:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-19 07:02:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-19 07:02:45,333 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-19 07:02:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-19 07:02:45,333 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-19 07:02:45,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-19 07:02:45,334 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-19 07:02:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-19 07:02:45,334 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-19 07:02:45,334 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-19 07:02:45,334 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-19 07:02:45,335 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-19 07:02:45,335 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-19 07:02:45,335 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-19 07:02:45,335 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-19 07:02:45,335 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-19 07:02:45,714 INFO L235 CfgBuilder]: Building ICFG [2022-11-19 07:02:45,717 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-19 07:02:46,938 INFO L276 CfgBuilder]: Performing block encoding [2022-11-19 07:02:47,243 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-19 07:02:47,243 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-19 07:02:47,246 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:02:47 BoogieIcfgContainer [2022-11-19 07:02:47,246 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-19 07:02:47,249 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-19 07:02:47,250 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-19 07:02:47,253 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-19 07:02:47,254 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.11 07:02:42" (1/3) ... [2022-11-19 07:02:47,254 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7816d8de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:02:47, skipping insertion in model container [2022-11-19 07:02:47,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 07:02:45" (2/3) ... [2022-11-19 07:02:47,255 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7816d8de and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.11 07:02:47, skipping insertion in model container [2022-11-19 07:02:47,255 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 07:02:47" (3/3) ... [2022-11-19 07:02:47,256 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness-1.i [2022-11-19 07:02:47,275 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-19 07:02:47,276 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-19 07:02:47,344 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-19 07:02:47,356 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;@3fc67f64, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-19 07:02:47,357 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-19 07:02:47,364 INFO L276 IsEmpty]: Start isEmpty. Operand has 162 states, 90 states have (on average 1.2222222222222223) internal successors, (110), 90 states have internal predecessors, (110), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) [2022-11-19 07:02:47,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-19 07:02:47,377 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:02:47,399 INFO L195 NwaCegarLoop]: trace histogram [10, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:02:47,400 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:02:47,408 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:02:47,409 INFO L85 PathProgramCache]: Analyzing trace with hash -2089198329, now seen corresponding path program 1 times [2022-11-19 07:02:47,419 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:02:47,419 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1273692857] [2022-11-19 07:02:47,424 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:47,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:02:47,854 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:02:47,855 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [462136127] [2022-11-19 07:02:47,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:47,855 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:47,855 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:47,860 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:02:47,885 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-19 07:02:48,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:02:48,506 INFO L263 TraceCheckSpWp]: Trace formula consists of 2211 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-19 07:02:48,514 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:02:48,550 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2022-11-19 07:02:48,550 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:02:48,550 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:02:48,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1273692857] [2022-11-19 07:02:48,551 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:02:48,551 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [462136127] [2022-11-19 07:02:48,552 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [462136127] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:02:48,552 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:02:48,552 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-19 07:02:48,555 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1801917134] [2022-11-19 07:02:48,555 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:02:48,560 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-19 07:02:48,562 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:02:48,611 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-19 07:02:48,612 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 07:02:48,614 INFO L87 Difference]: Start difference. First operand has 162 states, 90 states have (on average 1.2222222222222223) internal successors, (110), 90 states have internal predecessors, (110), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (56), 56 states have call predecessors, (56), 56 states have call successors, (56) Second operand has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2022-11-19 07:02:48,948 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:02:48,948 INFO L93 Difference]: Finished difference Result 305 states and 427 transitions. [2022-11-19 07:02:48,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-19 07:02:48,951 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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 82 [2022-11-19 07:02:48,952 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:02:48,961 INFO L225 Difference]: With dead ends: 305 [2022-11-19 07:02:48,961 INFO L226 Difference]: Without dead ends: 158 [2022-11-19 07:02:48,965 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-19 07:02:48,968 INFO L413 NwaCegarLoop]: 193 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 24 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 193 SdHoareTripleChecker+Invalid, 24 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 24 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:02:48,969 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 193 Invalid, 24 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 24 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 07:02:48,987 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-11-19 07:02:49,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2022-11-19 07:02:49,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 85 states have (on average 1.2) internal successors, (102), 87 states have internal predecessors, (102), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-19 07:02:49,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 212 transitions. [2022-11-19 07:02:49,026 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 212 transitions. Word has length 82 [2022-11-19 07:02:49,028 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:02:49,028 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 212 transitions. [2022-11-19 07:02:49,028 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.0) internal successors, (34), 2 states have internal predecessors, (34), 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) [2022-11-19 07:02:49,029 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 212 transitions. [2022-11-19 07:02:49,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-19 07:02:49,033 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:02:49,033 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:02:49,054 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-19 07:02:49,242 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:49,242 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:02:49,242 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:02:49,243 INFO L85 PathProgramCache]: Analyzing trace with hash -1775986282, now seen corresponding path program 1 times [2022-11-19 07:02:49,243 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:02:49,243 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1447657307] [2022-11-19 07:02:49,243 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:49,243 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:02:49,361 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:02:49,362 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2086109558] [2022-11-19 07:02:49,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:49,363 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:49,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:49,365 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:02:49,390 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-19 07:02:49,985 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:02:49,998 INFO L263 TraceCheckSpWp]: Trace formula consists of 2359 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-19 07:02:50,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:02:50,116 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2022-11-19 07:02:50,116 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:02:50,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:02:50,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1447657307] [2022-11-19 07:02:50,116 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:02:50,117 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2086109558] [2022-11-19 07:02:50,117 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2086109558] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:02:50,117 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:02:50,117 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-19 07:02:50,117 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1703927112] [2022-11-19 07:02:50,117 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:02:50,122 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-19 07:02:50,122 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:02:50,123 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-19 07:02:50,123 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-19 07:02:50,123 INFO L87 Difference]: Start difference. First operand 158 states and 212 transitions. Second operand has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-19 07:02:51,197 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:02:51,197 INFO L93 Difference]: Finished difference Result 300 states and 397 transitions. [2022-11-19 07:02:51,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-19 07:02:51,201 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) Word has length 108 [2022-11-19 07:02:51,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:02:51,203 INFO L225 Difference]: With dead ends: 300 [2022-11-19 07:02:51,204 INFO L226 Difference]: Without dead ends: 158 [2022-11-19 07:02:51,205 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-19 07:02:51,206 INFO L413 NwaCegarLoop]: 184 mSDtfsCounter, 8 mSDsluCounter, 718 mSDsCounter, 0 mSdLazyCounter, 147 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 902 SdHoareTripleChecker+Invalid, 148 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 147 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2022-11-19 07:02:51,207 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 902 Invalid, 148 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 147 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2022-11-19 07:02:51,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2022-11-19 07:02:51,221 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2022-11-19 07:02:51,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 85 states have (on average 1.188235294117647) internal successors, (101), 87 states have internal predecessors, (101), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-19 07:02:51,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 211 transitions. [2022-11-19 07:02:51,224 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 211 transitions. Word has length 108 [2022-11-19 07:02:51,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:02:51,225 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 211 transitions. [2022-11-19 07:02:51,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 9.2) internal successors, (46), 6 states have internal predecessors, (46), 4 states have call successors, (26), 2 states have call predecessors, (26), 4 states have return successors, (25), 4 states have call predecessors, (25), 4 states have call successors, (25) [2022-11-19 07:02:51,225 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 211 transitions. [2022-11-19 07:02:51,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-19 07:02:51,227 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:02:51,227 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:02:51,250 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-19 07:02:51,437 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:51,437 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:02:51,438 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:02:51,438 INFO L85 PathProgramCache]: Analyzing trace with hash -245390746, now seen corresponding path program 1 times [2022-11-19 07:02:51,438 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:02:51,438 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1848750885] [2022-11-19 07:02:51,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:51,438 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:02:51,523 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:02:51,524 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1599243621] [2022-11-19 07:02:51,524 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:51,524 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:51,524 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:51,525 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:02:51,541 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-19 07:02:52,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:02:52,119 INFO L263 TraceCheckSpWp]: Trace formula consists of 2373 conjuncts, 6 conjunts are in the unsatisfiable core [2022-11-19 07:02:52,124 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:02:52,154 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2022-11-19 07:02:52,155 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-19 07:02:52,155 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:02:52,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1848750885] [2022-11-19 07:02:52,155 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:02:52,155 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1599243621] [2022-11-19 07:02:52,155 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1599243621] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-19 07:02:52,155 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-19 07:02:52,156 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2022-11-19 07:02:52,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [106075130] [2022-11-19 07:02:52,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-19 07:02:52,156 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2022-11-19 07:02:52,157 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-19 07:02:52,157 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2022-11-19 07:02:52,157 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:02:52,158 INFO L87 Difference]: Start difference. First operand 158 states and 211 transitions. Second operand has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:02:52,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-19 07:02:52,479 INFO L93 Difference]: Finished difference Result 297 states and 395 transitions. [2022-11-19 07:02:52,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2022-11-19 07:02:52,480 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) Word has length 110 [2022-11-19 07:02:52,480 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-19 07:02:52,482 INFO L225 Difference]: With dead ends: 297 [2022-11-19 07:02:52,482 INFO L226 Difference]: Without dead ends: 159 [2022-11-19 07:02:52,483 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 109 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2022-11-19 07:02:52,484 INFO L413 NwaCegarLoop]: 188 mSDtfsCounter, 0 mSDsluCounter, 185 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 373 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-19 07:02:52,485 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 373 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-19 07:02:52,486 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 159 states. [2022-11-19 07:02:52,534 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 159 to 159. [2022-11-19 07:02:52,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 159 states, 86 states have (on average 1.186046511627907) internal successors, (102), 88 states have internal predecessors, (102), 56 states have call successors, (56), 16 states have call predecessors, (56), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2022-11-19 07:02:52,544 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 159 states and 212 transitions. [2022-11-19 07:02:52,549 INFO L78 Accepts]: Start accepts. Automaton has 159 states and 212 transitions. Word has length 110 [2022-11-19 07:02:52,549 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-19 07:02:52,549 INFO L495 AbstractCegarLoop]: Abstraction has 159 states and 212 transitions. [2022-11-19 07:02:52,550 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 15.333333333333334) internal successors, (46), 3 states have internal predecessors, (46), 2 states have call successors, (26), 2 states have call predecessors, (26), 2 states have return successors, (25), 2 states have call predecessors, (25), 2 states have call successors, (25) [2022-11-19 07:02:52,550 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 212 transitions. [2022-11-19 07:02:52,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-19 07:02:52,557 INFO L187 NwaCegarLoop]: Found error trace [2022-11-19 07:02:52,558 INFO L195 NwaCegarLoop]: trace histogram [12, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-19 07:02:52,571 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-19 07:02:52,758 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:52,759 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-19 07:02:52,759 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-19 07:02:52,759 INFO L85 PathProgramCache]: Analyzing trace with hash 1756706302, now seen corresponding path program 1 times [2022-11-19 07:02:52,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-19 07:02:52,759 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1190579897] [2022-11-19 07:02:52,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:52,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-19 07:02:52,869 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-19 07:02:52,870 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [991383025] [2022-11-19 07:02:52,870 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-19 07:02:52,870 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-19 07:02:52,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 [2022-11-19 07:02:52,872 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-19 07:02:52,879 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_f16ac0d5-ae46-4ad8-8b1f-11eeef86e00d/bin/utaipan-I9t0OCRTmS/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-19 07:02:53,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-19 07:02:53,572 INFO L263 TraceCheckSpWp]: Trace formula consists of 2411 conjuncts, 22 conjunts are in the unsatisfiable core [2022-11-19 07:02:53,577 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-19 07:02:53,755 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-19 07:02:53,756 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-19 07:02:54,269 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-19 07:02:54,269 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-19 07:02:54,269 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1190579897] [2022-11-19 07:02:54,269 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-19 07:02:54,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [991383025] [2022-11-19 07:02:54,270 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [991383025] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-19 07:02:54,270 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1132093049] [2022-11-19 07:02:54,295 INFO L159 IcfgInterpreter]: Started Sifa with 68 locations of interest [2022-11-19 07:02:54,296 INFO L166 IcfgInterpreter]: Building call graph [2022-11-19 07:02:54,300 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-19 07:02:54,307 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-19 07:02:54,307 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-19 07:02:57,794 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:02:58,129 INFO L217 Elim1Store]: Index analysis took 469 ms [2022-11-19 07:03:28,914 WARN L233 SmtUtils]: Spent 30.63s on a formula simplification. DAG size of input: 2150 DAG size of output: 1173 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:03:28,931 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-19 07:03:28,936 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 198 select indices, 198 select index equivalence classes, 19308 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 390 case distinctions, treesize of input 997 treesize of output 2365 [2022-11-19 07:03:32,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:03:32,739 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 196 select indices, 196 select index equivalence classes, 19307 disjoint index pairs (out of 19110 index pairs), introduced 196 new quantified variables, introduced 0 case distinctions, treesize of input 987 treesize of output 1574 [2022-11-19 07:04:58,139 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:58,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:04:58,396 INFO L217 Elim1Store]: Index analysis took 358 ms [2022-11-19 07:05:16,171 WARN L233 SmtUtils]: Spent 17.72s on a formula simplification. DAG size of input: 1767 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:05:16,176 INFO L321 Elim1Store]: treesize reduction 1960, result has 47.4 percent of original size [2022-11-19 07:05:16,180 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 197 select indices, 197 select index equivalence classes, 19309 disjoint index pairs (out of 19306 index pairs), introduced 197 new quantified variables, introduced 196 case distinctions, treesize of input 992 treesize of output 2366 [2022-11-19 07:05:21,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:05:21,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:05:22,166 INFO L217 Elim1Store]: Index analysis took 746 ms [2022-11-19 07:05:52,176 WARN L233 SmtUtils]: Spent 29.96s on a formula simplification. DAG size of input: 2161 DAG size of output: 1179 (called from [L 318] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2022-11-19 07:05:52,180 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-19 07:05:52,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 199 select indices, 199 select index equivalence classes, 19505 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 392 case distinctions, treesize of input 1002 treesize of output 2377 [2022-11-19 07:07:30,545 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 07:07:30,550 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2022-11-19 07:07:30,590 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:07:30,603 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:07:30,609 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:07:30,617 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-19 07:07:35,272 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,274 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,351 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19505 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-19 07:07:35,844 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,846 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,848 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,851 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,853 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,855 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,857 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,859 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,861 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,863 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,865 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,867 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,870 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,872 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,874 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,879 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,881 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,890 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,892 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,894 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,897 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,899 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,901 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,907 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,908 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,910 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,911 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,913 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,918 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,920 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,921 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,923 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,925 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,926 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,928 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,930 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,935 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,937 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,939 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,940 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,942 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,944 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,946 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,947 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,949 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:35,953 INFO L217 Elim1Store]: Index analysis took 111 ms [2022-11-19 07:07:35,959 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:07:36,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,577 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:36,681 INFO L217 Elim1Store]: Index analysis took 107 ms [2022-11-19 07:07:36,709 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 07:07:37,435 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:37,437 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:37,493 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-19 07:07:38,284 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,304 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,316 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,332 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:38,392 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 07:07:53,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:53,485 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:53,563 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 199 select indices, 199 select index equivalence classes, 19701 disjoint index pairs (out of 19701 index pairs), introduced 199 new quantified variables, introduced 0 case distinctions, treesize of input 996 treesize of output 598 [2022-11-19 07:07:54,271 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,273 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,285 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,295 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,328 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,351 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:54,371 INFO L217 Elim1Store]: Index analysis took 101 ms [2022-11-19 07:07:54,395 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 07:07:55,151 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,152 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,166 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,222 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,258 INFO L217 Elim1Store]: Index analysis took 108 ms [2022-11-19 07:07:55,283 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 193 select indices, 193 select index equivalence classes, 16855 disjoint index pairs (out of 18528 index pairs), introduced 193 new quantified variables, introduced 0 case distinctions, treesize of input 1736 treesize of output 580 [2022-11-19 07:07:55,982 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:55,984 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,058 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 198 select indices, 198 select index equivalence classes, 19505 disjoint index pairs (out of 19503 index pairs), introduced 198 new quantified variables, introduced 0 case distinctions, treesize of input 991 treesize of output 595 [2022-11-19 07:07:56,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,535 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,539 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,541 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,543 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,545 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,547 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,549 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,560 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,562 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,564 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,571 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,578 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,580 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,583 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,585 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,588 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,590 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,593 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,595 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,597 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,600 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,602 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,603 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,605 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,607 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,609 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:07:56,617 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:08:07,416 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2022-11-19 07:08:07,429 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-19 07:08:08,335 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:08:08,404 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:08:11,022 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:08:11,097 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2022-11-19 07:08:36,370 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:08:36,697 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:08:36,700 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 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 58 treesize of output 38 [2022-11-19 07:08:36,973 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:08:37,076 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:08:39,183 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-19 07:08:39,194 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,202 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,222 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,252 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,259 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,301 INFO L321 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-11-19 07:08:39,302 INFO L350 Elim1Store]: Elim1 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 [2022-11-19 07:08:39,319 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,338 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,343 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,348 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:08:39,353 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-19 07:08:40,542 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:08:40,698 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 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 [2022-11-19 07:08:40,896 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:08:44,307 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 197 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 [2022-11-19 07:08:44,480 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:08:44,809 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2022-11-19 07:09:14,699 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:14,702 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 18 [2022-11-19 07:09:14,978 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:14,981 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 17 [2022-11-19 07:09:17,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:17,471 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-19 07:09:17,722 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:17,724 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:21,000 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:21,002 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2022-11-19 07:09:21,141 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:21,144 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 3 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2022-11-19 07:09:37,334 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:37,336 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 20 treesize of output 9 [2022-11-19 07:09:37,533 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:37,535 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-19 07:09:37,932 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:37,940 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 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 16 treesize of output 17 [2022-11-19 07:09:38,084 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:38,086 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:38,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-19 07:09:38,095 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2022-11-19 07:10:54,694 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 2804 for LOIs [2022-11-19 07:11:01,015 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 56 for LOIs [2022-11-19 07:11:01,051 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 3723 for LOIs [2022-11-19 07:13:12,559 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:13:12,566 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2022-11-19 07:13:12,574 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:13:12,583 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2022-11-19 07:13:45,729 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 3684 for LOIs [2022-11-19 07:14:01,519 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1222 for LOIs [2022-11-19 07:14:19,590 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1222 for LOIs [2022-11-19 07:14:38,840 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:38,852 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:38,869 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-19 07:14:38,883 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:38,932 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:38,957 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:38,974 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2022-11-19 07:14:38,987 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 57 treesize of output 1 [2022-11-19 07:14:44,559 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 673 for LOIs [2022-11-19 07:14:49,121 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 37 for LOIs [2022-11-19 07:14:49,124 INFO L197 IcfgInterpreter]: Interpreting procedure nondet_size_t with input of size 64 for LOIs [2022-11-19 07:14:49,134 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-19 07:17:09,635 WARN L233 SmtUtils]: Spent 2.33m on a formula simplification. DAG size of input: 2804 DAG size of output: 2416 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)