./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 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_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW --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 fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a --- 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-4e7fbc6 [2022-11-23 16:09:08,807 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 16:09:08,810 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 16:09:08,850 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 16:09:08,850 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 16:09:08,854 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 16:09:08,857 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 16:09:08,862 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 16:09:08,865 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 16:09:08,868 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 16:09:08,869 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 16:09:08,871 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 16:09:08,872 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 16:09:08,873 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 16:09:08,874 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 16:09:08,875 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 16:09:08,876 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 16:09:08,877 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 16:09:08,878 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 16:09:08,880 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 16:09:08,882 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 16:09:08,883 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 16:09:08,884 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 16:09:08,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 16:09:08,898 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 16:09:08,904 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 16:09:08,904 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 16:09:08,905 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 16:09:08,906 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 16:09:08,907 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 16:09:08,909 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 16:09:08,910 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 16:09:08,911 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 16:09:08,912 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 16:09:08,914 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 16:09:08,914 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 16:09:08,915 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 16:09:08,915 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 16:09:08,915 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 16:09:08,917 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 16:09:08,918 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 16:09:08,919 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 16:09:08,950 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 16:09:08,951 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 16:09:08,951 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 16:09:08,952 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 16:09:08,952 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 16:09:08,953 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 16:09:08,953 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 16:09:08,953 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 16:09:08,953 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 16:09:08,954 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 16:09:08,959 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 16:09:08,959 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 16:09:08,959 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 16:09:08,960 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 16:09:08,960 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 16:09:08,960 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 16:09:08,960 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 16:09:08,961 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 16:09:08,962 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 16:09:08,962 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 16:09:08,962 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 16:09:08,963 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 16:09:08,963 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 16:09:08,963 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 16:09:08,963 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 16:09:08,964 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 16:09:08,964 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 16:09:08,965 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 16:09:08,965 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 16:09:08,965 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:09:08,965 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 16:09:08,966 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 16:09:08,966 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 16:09:08,966 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 16:09:08,966 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 16:09:08,967 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 16:09:08,967 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 16:09:08,967 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 16:09:08,967 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_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fd704c0997d5526a33ae946f9f6b6d8e05b412ad44e87cb653981b428eeb987a [2022-11-23 16:09:09,349 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 16:09:09,377 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 16:09:09,379 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 16:09:09,381 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 16:09:09,381 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 16:09:09,383 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2022-11-23 16:09:12,546 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 16:09:13,115 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 16:09:13,116 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i [2022-11-23 16:09:13,173 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/data/5af75d904/c0cd1475924d4488a7625bf74797e597/FLAGb10c638df [2022-11-23 16:09:13,193 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/data/5af75d904/c0cd1475924d4488a7625bf74797e597 [2022-11-23 16:09:13,199 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 16:09:13,202 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 16:09:13,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 16:09:13,208 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 16:09:13,212 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 16:09:13,214 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:09:13" (1/1) ... [2022-11-23 16:09:13,215 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@728fbbc0 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:13, skipping insertion in model container [2022-11-23 16:09:13,215 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 04:09:13" (1/1) ... [2022-11-23 16:09:13,223 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 16:09:13,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 16:09:13,539 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2022-11-23 16:09:13,549 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2022-11-23 16:09:14,552 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 16:09:14,655 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,656 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,657 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,658 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,660 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,690 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,691 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,693 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:14,693 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,126 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 16:09:15,128 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 16:09:15,129 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 16:09:15,130 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 16:09:15,132 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 16:09:15,133 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 16:09:15,134 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 16:09:15,135 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 16:09:15,136 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 16:09:15,136 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 16:09:15,300 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,300 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,363 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:09:15,404 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 16:09:15,419 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4505,4518] [2022-11-23 16:09:15,420 WARN L237 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness.i[4565,4578] [2022-11-23 16:09:15,457 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 16:09:15,473 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,474 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,474 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,475 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,476 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,484 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,485 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,486 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,487 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,524 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 16:09:15,524 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 16:09:15,525 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 16:09:15,526 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 16:09:15,527 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 16:09:15,528 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 16:09:15,528 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 16:09:15,529 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 16:09:15,529 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 16:09:15,530 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 16:09:15,562 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,563 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 16:09:15,639 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 16:09:15,975 INFO L208 MainTranslator]: Completed translation [2022-11-23 16:09:15,975 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15 WrapperNode [2022-11-23 16:09:15,975 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 16:09:15,977 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 16:09:15,977 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 16:09:15,978 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 16:09:15,987 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,081 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,138 INFO L138 Inliner]: procedures = 689, calls = 1513, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 735 [2022-11-23 16:09:16,139 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 16:09:16,140 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 16:09:16,140 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 16:09:16,140 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 16:09:16,152 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,152 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,162 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,162 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,190 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,196 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,202 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,206 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,214 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 16:09:16,228 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 16:09:16,228 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 16:09:16,228 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 16:09:16,229 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (1/1) ... [2022-11-23 16:09:16,235 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 16:09:16,246 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:09:16,259 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 16:09:16,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 16:09:16,311 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-23 16:09:16,312 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-23 16:09:16,312 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-23 16:09:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-23 16:09:16,313 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-23 16:09:16,313 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-23 16:09:16,314 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-23 16:09:16,314 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2022-11-23 16:09:16,315 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2022-11-23 16:09:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 16:09:16,315 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-23 16:09:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-23 16:09:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 16:09:16,316 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 16:09:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 16:09:16,316 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 16:09:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-23 16:09:16,317 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 16:09:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 16:09:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 16:09:16,318 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 16:09:16,318 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-23 16:09:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-23 16:09:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-23 16:09:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-23 16:09:16,319 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-23 16:09:16,319 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-23 16:09:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 16:09:16,320 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 16:09:16,320 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-23 16:09:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-23 16:09:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 16:09:16,321 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-23 16:09:16,321 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-23 16:09:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-23 16:09:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-23 16:09:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-23 16:09:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-23 16:09:16,322 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-23 16:09:16,322 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-23 16:09:16,323 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-23 16:09:16,323 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 16:09:16,780 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 16:09:16,787 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 16:09:18,079 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 16:09:18,361 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 16:09:18,361 INFO L300 CfgBuilder]: Removed 6 assume(true) statements. [2022-11-23 16:09:18,365 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:09:18 BoogieIcfgContainer [2022-11-23 16:09:18,367 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 16:09:18,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 16:09:18,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 16:09:18,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 16:09:18,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 04:09:13" (1/3) ... [2022-11-23 16:09:18,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a560b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:09:18, skipping insertion in model container [2022-11-23 16:09:18,378 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 04:09:15" (2/3) ... [2022-11-23 16:09:18,379 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6a560b26 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 04:09:18, skipping insertion in model container [2022-11-23 16:09:18,379 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 04:09:18" (3/3) ... [2022-11-23 16:09:18,381 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_init_dynamic_harness.i [2022-11-23 16:09:18,405 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 16:09:18,405 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 16:09:18,494 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 16:09:18,507 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;@79bea50a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 16:09:18,508 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 16:09:18,514 INFO L276 IsEmpty]: Start isEmpty. Operand has 155 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 87 states have internal predecessors, (107), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2022-11-23 16:09:18,528 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2022-11-23 16:09:18,531 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:09:18,533 INFO L195 NwaCegarLoop]: trace histogram [10, 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] [2022-11-23 16:09:18,534 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:09:18,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:09:18,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1310394539, now seen corresponding path program 1 times [2022-11-23 16:09:18,555 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:09:18,557 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1427015320] [2022-11-23 16:09:18,557 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:18,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:09:19,075 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 16:09:19,076 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1546552673] [2022-11-23 16:09:19,076 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:19,076 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:09:19,077 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:09:19,080 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:09:19,108 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-23 16:09:19,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:09:19,737 INFO L263 TraceCheckSpWp]: Trace formula consists of 2186 conjuncts, 1 conjunts are in the unsatisfiable core [2022-11-23 16:09:19,747 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:09:19,866 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 49 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-23 16:09:19,875 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 16:09:19,876 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:09:19,876 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1427015320] [2022-11-23 16:09:19,877 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 16:09:19,877 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1546552673] [2022-11-23 16:09:19,878 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1546552673] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:09:19,878 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:09:19,879 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 16:09:19,881 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [463058875] [2022-11-23 16:09:19,882 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:09:19,892 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 16:09:19,893 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:09:19,940 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 16:09:19,941 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 16:09:19,945 INFO L87 Difference]: Start difference. First operand has 155 states, 87 states have (on average 1.2298850574712643) internal successors, (107), 87 states have internal predecessors, (107), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 16:09:20,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:09:20,177 INFO L93 Difference]: Finished difference Result 295 states and 415 transitions. [2022-11-23 16:09:20,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 16:09:20,181 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) Word has length 71 [2022-11-23 16:09:20,182 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:09:20,195 INFO L225 Difference]: With dead ends: 295 [2022-11-23 16:09:20,195 INFO L226 Difference]: Without dead ends: 151 [2022-11-23 16:09:20,204 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 70 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 16:09:20,213 INFO L413 NwaCegarLoop]: 185 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 185 SdHoareTripleChecker+Invalid, 23 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-23 16:09:20,214 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 185 Invalid, 23 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-23 16:09:20,233 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2022-11-23 16:09:20,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2022-11-23 16:09:20,271 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 82 states have (on average 1.2073170731707317) internal successors, (99), 84 states have internal predecessors, (99), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-23 16:09:20,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 203 transitions. [2022-11-23 16:09:20,277 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 203 transitions. Word has length 71 [2022-11-23 16:09:20,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:09:20,279 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 203 transitions. [2022-11-23 16:09:20,279 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (16), 2 states have call predecessors, (16), 2 states have call successors, (16) [2022-11-23 16:09:20,280 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 203 transitions. [2022-11-23 16:09:20,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-23 16:09:20,284 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:09:20,284 INFO L195 NwaCegarLoop]: trace histogram [12, 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] [2022-11-23 16:09:20,295 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-23 16:09:20,493 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2022-11-23 16:09:20,494 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:09:20,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:09:20,494 INFO L85 PathProgramCache]: Analyzing trace with hash 290652694, now seen corresponding path program 1 times [2022-11-23 16:09:20,495 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:09:20,495 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2078504593] [2022-11-23 16:09:20,496 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:20,496 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:09:20,657 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 16:09:20,663 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1271320284] [2022-11-23 16:09:20,664 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:20,664 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:09:20,664 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:09:20,666 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:09:20,691 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-23 16:09:21,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:09:21,325 INFO L263 TraceCheckSpWp]: Trace formula consists of 2334 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-23 16:09:21,354 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:09:21,428 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 80 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2022-11-23 16:09:21,429 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 16:09:21,429 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:09:21,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2078504593] [2022-11-23 16:09:21,429 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 16:09:21,429 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271320284] [2022-11-23 16:09:21,430 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271320284] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:09:21,430 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:09:21,430 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-23 16:09:21,430 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1310343337] [2022-11-23 16:09:21,430 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:09:21,431 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-23 16:09:21,431 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:09:21,432 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-23 16:09:21,432 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-23 16:09:21,432 INFO L87 Difference]: Start difference. First operand 151 states and 203 transitions. Second operand has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 16:09:22,196 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:09:22,197 INFO L93 Difference]: Finished difference Result 290 states and 385 transitions. [2022-11-23 16:09:22,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-23 16:09:22,198 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) Word has length 97 [2022-11-23 16:09:22,198 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:09:22,201 INFO L225 Difference]: With dead ends: 290 [2022-11-23 16:09:22,201 INFO L226 Difference]: Without dead ends: 151 [2022-11-23 16:09:22,202 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2022-11-23 16:09:22,204 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 8 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 142 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 143 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 142 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-23 16:09:22,205 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 862 Invalid, 143 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 142 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-23 16:09:22,206 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 151 states. [2022-11-23 16:09:22,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 151 to 151. [2022-11-23 16:09:22,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 82 states have (on average 1.1951219512195121) internal successors, (98), 84 states have internal predecessors, (98), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-23 16:09:22,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 202 transitions. [2022-11-23 16:09:22,224 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 202 transitions. Word has length 97 [2022-11-23 16:09:22,224 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:09:22,224 INFO L495 AbstractCegarLoop]: Abstraction has 151 states and 202 transitions. [2022-11-23 16:09:22,225 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 8.4) internal successors, (42), 6 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 4 states have return successors, (22), 4 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 16:09:22,225 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 202 transitions. [2022-11-23 16:09:22,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-23 16:09:22,227 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:09:22,227 INFO L195 NwaCegarLoop]: trace histogram [12, 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] [2022-11-23 16:09:22,247 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-23 16:09:22,439 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2022-11-23 16:09:22,440 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:09:22,440 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:09:22,440 INFO L85 PathProgramCache]: Analyzing trace with hash 962561932, now seen corresponding path program 1 times [2022-11-23 16:09:22,441 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:09:22,441 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423484190] [2022-11-23 16:09:22,441 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:22,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:09:22,546 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 16:09:22,546 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2076446692] [2022-11-23 16:09:22,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:22,548 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:09:22,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:09:22,553 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:09:22,575 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-23 16:09:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:09:23,138 INFO L263 TraceCheckSpWp]: Trace formula consists of 2348 conjuncts, 12 conjunts are in the unsatisfiable core [2022-11-23 16:09:23,143 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:09:23,183 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2022-11-23 16:09:23,183 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-23 16:09:23,183 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:09:23,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423484190] [2022-11-23 16:09:23,184 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 16:09:23,184 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2076446692] [2022-11-23 16:09:23,184 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2076446692] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 16:09:23,184 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 16:09:23,184 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-23 16:09:23,185 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [24222796] [2022-11-23 16:09:23,185 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 16:09:23,185 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-23 16:09:23,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 16:09:23,186 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-23 16:09:23,186 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 16:09:23,186 INFO L87 Difference]: Start difference. First operand 151 states and 202 transitions. Second operand has 5 states, 4 states have (on average 10.5) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 16:09:23,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 16:09:23,509 INFO L93 Difference]: Finished difference Result 287 states and 383 transitions. [2022-11-23 16:09:23,510 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-23 16:09:23,510 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) Word has length 99 [2022-11-23 16:09:23,510 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 16:09:23,512 INFO L225 Difference]: With dead ends: 287 [2022-11-23 16:09:23,512 INFO L226 Difference]: Without dead ends: 152 [2022-11-23 16:09:23,513 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 95 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2022-11-23 16:09:23,513 INFO L413 NwaCegarLoop]: 176 mSDtfsCounter, 6 mSDsluCounter, 343 mSDsCounter, 0 mSdLazyCounter, 83 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 7 SdHoareTripleChecker+Valid, 519 SdHoareTripleChecker+Invalid, 83 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 83 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 16:09:23,514 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [7 Valid, 519 Invalid, 83 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 83 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 16:09:23,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 152 states. [2022-11-23 16:09:23,524 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 152 to 152. [2022-11-23 16:09:23,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 152 states, 83 states have (on average 1.1927710843373494) internal successors, (99), 85 states have internal predecessors, (99), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (51), 51 states have call predecessors, (51), 51 states have call successors, (51) [2022-11-23 16:09:23,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 203 transitions. [2022-11-23 16:09:23,527 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 203 transitions. Word has length 99 [2022-11-23 16:09:23,527 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 16:09:23,527 INFO L495 AbstractCegarLoop]: Abstraction has 152 states and 203 transitions. [2022-11-23 16:09:23,528 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 10.5) internal successors, (42), 5 states have internal predecessors, (42), 4 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (22), 3 states have call predecessors, (22), 4 states have call successors, (22) [2022-11-23 16:09:23,528 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 203 transitions. [2022-11-23 16:09:23,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-23 16:09:23,529 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 16:09:23,529 INFO L195 NwaCegarLoop]: trace histogram [12, 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] [2022-11-23 16:09:23,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-11-23 16:09:23,740 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:09:23,740 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 16:09:23,741 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 16:09:23,741 INFO L85 PathProgramCache]: Analyzing trace with hash -2095342226, now seen corresponding path program 1 times [2022-11-23 16:09:23,741 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 16:09:23,741 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [52090684] [2022-11-23 16:09:23,741 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:23,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 16:09:23,824 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-23 16:09:23,824 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [956073527] [2022-11-23 16:09:23,824 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 16:09:23,824 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-23 16:09:23,825 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 16:09:23,826 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-23 16:09:23,851 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_98cdcedf-4486-4563-88a2-db4ac6f23b8d/bin/utaipan-Q6hlc19bkW/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-11-23 16:09:24,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 16:09:24,477 INFO L263 TraceCheckSpWp]: Trace formula consists of 2386 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-23 16:09:24,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-23 16:09:24,587 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 1 refuted. 0 times theorem prover too weak. 69 trivial. 0 not checked. [2022-11-23 16:09:24,587 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-23 16:09:25,033 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2022-11-23 16:09:25,033 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 16:09:25,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [52090684] [2022-11-23 16:09:25,033 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-23 16:09:25,033 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [956073527] [2022-11-23 16:09:25,034 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [956073527] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-23 16:09:25,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [2071954996] [2022-11-23 16:09:25,085 INFO L159 IcfgInterpreter]: Started Sifa with 61 locations of interest [2022-11-23 16:09:25,085 INFO L166 IcfgInterpreter]: Building call graph [2022-11-23 16:09:25,089 INFO L171 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2022-11-23 16:09:25,095 INFO L176 IcfgInterpreter]: Starting interpretation [2022-11-23 16:09:25,095 INFO L197 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2022-11-23 16:09:28,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:09:29,044 INFO L217 Elim1Store]: Index analysis took 467 ms [2022-11-23 16:09:59,054 WARN L233 SmtUtils]: Spent 29.93s 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) [2022-11-23 16:09:59,061 INFO L321 Elim1Store]: treesize reduction 3510, result has 33.3 percent of original size [2022-11-23 16:09:59,067 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 [2022-11-23 16:10:03,396 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:10:03,496 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 [2022-11-23 16:10:39,877 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:10:39,878 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:10:40,124 INFO L217 Elim1Store]: Index analysis took 332 ms [2022-11-23 16:10:57,012 WARN L233 SmtUtils]: Spent 16.84s 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) [2022-11-23 16:10:57,017 INFO L321 Elim1Store]: treesize reduction 1960, result has 47.4 percent of original size [2022-11-23 16:10:57,022 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 [2022-11-23 16:11:02,145 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:02,148 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:11:02,717 INFO L217 Elim1Store]: Index analysis took 739 ms [2022-11-23 16:11:32,359 WARN L233 SmtUtils]: Spent 29.59s 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) [2022-11-23 16:11:32,366 INFO L321 Elim1Store]: treesize reduction 3528, result has 33.3 percent of original size [2022-11-23 16:11:32,371 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 [2022-11-23 16:13:29,758 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 [2022-11-23 16:13:29,770 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 [2022-11-23 16:13:29,820 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 [2022-11-23 16:13:29,828 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 [2022-11-23 16:13:29,834 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 [2022-11-23 16:13:29,843 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 [2022-11-23 16:13:35,538 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,540 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,542 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,544 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,550 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,552 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,554 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,556 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,558 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,563 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,565 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,567 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,572 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,575 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,581 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,584 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,586 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,589 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,592 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,599 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,601 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,608 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,611 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,618 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,625 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,628 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,629 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,631 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,633 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,635 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,636 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,638 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,640 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,642 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,643 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,648 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,652 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,653 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,655 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,657 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:35,662 INFO L217 Elim1Store]: Index analysis took 125 ms [2022-11-23 16:13:35,670 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 [2022-11-23 16:13:36,310 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,311 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,327 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,363 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,390 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,416 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:36,448 INFO L217 Elim1Store]: Index analysis took 140 ms [2022-11-23 16:13:36,484 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 [2022-11-23 16:13:37,226 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:37,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:37,305 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 [2022-11-23 16:13:38,136 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:38,138 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:38,205 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 [2022-11-23 16:13:39,047 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,049 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,064 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,075 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,088 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,105 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,122 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:39,176 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 [2022-11-23 16:13:57,604 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:57,606 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:57,684 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 [2022-11-23 16:13:58,519 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,521 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,536 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,551 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,569 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,594 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:58,637 INFO L217 Elim1Store]: Index analysis took 119 ms [2022-11-23 16:13:58,665 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 [2022-11-23 16:13:59,511 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,512 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,523 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,531 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,548 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,576 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:13:59,627 INFO L217 Elim1Store]: Index analysis took 117 ms [2022-11-23 16:13:59,652 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 [2022-11-23 16:14:00,168 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,169 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,170 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,172 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,173 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,175 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,176 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,178 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,179 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,180 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,182 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,184 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,185 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,186 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,187 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,189 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,191 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,192 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,194 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,197 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,199 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,200 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,202 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,203 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,206 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,207 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,209 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,211 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,215 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,217 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,220 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,221 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,224 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,225 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,228 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,229 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,230 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,231 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,233 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,234 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,235 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,236 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,238 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,239 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,251 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 [2022-11-23 16:14:00,646 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,647 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:00,700 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 [2022-11-23 16:14:13,034 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 [2022-11-23 16:14:13,038 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2022-11-23 16:14:13,982 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 [2022-11-23 16:14:14,050 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 [2022-11-23 16:14:16,942 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 [2022-11-23 16:14:17,012 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 [2022-11-23 16:14:46,066 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 [2022-11-23 16:14:46,344 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:14:46,346 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 [2022-11-23 16:14:46,631 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 [2022-11-23 16:14:46,771 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 [2022-11-23 16:14:49,096 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 [2022-11-23 16:14:49,105 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 [2022-11-23 16:14:49,120 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 [2022-11-23 16:14:49,130 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 [2022-11-23 16:14:49,156 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 [2022-11-23 16:14:49,160 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 [2022-11-23 16:14:49,200 INFO L321 Elim1Store]: treesize reduction 127, result has 18.1 percent of original size [2022-11-23 16:14:49,201 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 [2022-11-23 16:14:49,220 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 [2022-11-23 16:14:49,237 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 [2022-11-23 16:14:49,242 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 [2022-11-23 16:14:49,246 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 [2022-11-23 16:14:49,250 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 [2022-11-23 16:14:50,714 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 [2022-11-23 16:14:50,863 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 [2022-11-23 16:14:51,063 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 [2022-11-23 16:14:54,626 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 [2022-11-23 16:14:54,805 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 [2022-11-23 16:14:55,142 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 [2022-11-23 16:15:25,931 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:25,934 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 [2022-11-23 16:15:26,196 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:26,198 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 [2022-11-23 16:15:28,790 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:28,793 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 [2022-11-23 16:15:28,994 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:28,996 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 [2022-11-23 16:15:32,252 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:32,254 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 [2022-11-23 16:15:32,412 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:32,414 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 [2022-11-23 16:15:42,124 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,127 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 [2022-11-23 16:15:42,343 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,357 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 [2022-11-23 16:15:42,473 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,478 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,480 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,495 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 40 treesize of output 28 [2022-11-23 16:15:42,679 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:15:42,688 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 [2022-11-23 16:16:40,998 INFO L197 IcfgInterpreter]: Interpreting procedure can_fail_allocator with input of size 2808 for LOIs [2022-11-23 16:16:47,145 INFO L197 IcfgInterpreter]: Interpreting procedure __VERIFIER_assert with input of size 62 for LOIs [2022-11-23 16:16:47,191 INFO L197 IcfgInterpreter]: Interpreting procedure aws_mul_size_checked with input of size 3731 for LOIs [2022-11-23 16:18:59,166 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 [2022-11-23 16:18:59,173 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 [2022-11-23 16:18:59,182 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 [2022-11-23 16:18:59,202 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 15 treesize of output 1 [2022-11-23 16:19:34,165 INFO L197 IcfgInterpreter]: Interpreting procedure __CPROVER_overflow_mult with input of size 3692 for LOIs [2022-11-23 16:19:50,460 INFO L197 IcfgInterpreter]: Interpreting procedure my_memset with input of size 1230 for LOIs [2022-11-23 16:20:09,844 INFO L197 IcfgInterpreter]: Interpreting procedure memset_impl with input of size 1230 for LOIs [2022-11-23 16:20:31,114 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 [2022-11-23 16:20:31,124 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 [2022-11-23 16:20:31,138 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 [2022-11-23 16:20:31,151 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 [2022-11-23 16:20:31,210 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 [2022-11-23 16:20:31,224 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 [2022-11-23 16:20:31,240 INFO L190 IndexEqualityManager]: detected not equals via solver [2022-11-23 16:20:31,241 INFO L350 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 205 treesize of output 204 [2022-11-23 16:20:31,280 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 [2022-11-23 16:20:31,361 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 [2022-11-23 16:20:31,374 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 [2022-11-23 16:20:31,392 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 [2022-11-23 16:20:31,405 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 [2022-11-23 16:20:37,678 INFO L197 IcfgInterpreter]: Interpreting procedure bounded_malloc with input of size 681 for LOIs [2022-11-23 16:20:41,678 INFO L197 IcfgInterpreter]: Interpreting procedure assume_abort_if_not with input of size 71 for LOIs [2022-11-23 16:20:41,686 INFO L180 IcfgInterpreter]: Interpretation finished [2022-11-23 16:23:07,664 WARN L233 SmtUtils]: Spent 2.42m on a formula simplification. DAG size of input: 2808 DAG size of output: 2420 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-11-23 16:23:50,981 WARN L233 SmtUtils]: Spent 42.38s on a formula simplification that was a NOOP. DAG size: 2808 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)