./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4e7fbc69 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/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_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/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_e299ac8b-c1a1-457f-af66-052b814f2609/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 e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 --- 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 15:39:40,365 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:39:40,367 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:39:40,387 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:39:40,388 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:39:40,393 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:39:40,395 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:39:40,396 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:39:40,400 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:39:40,403 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:39:40,404 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:39:40,406 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:39:40,408 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:39:40,411 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:39:40,412 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:39:40,414 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:39:40,419 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:39:40,420 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:39:40,422 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:39:40,423 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:39:40,425 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:39:40,426 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:39:40,427 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:39:40,428 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:39:40,431 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:39:40,431 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:39:40,432 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:39:40,433 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:39:40,433 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:39:40,434 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:39:40,434 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:39:40,435 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:39:40,436 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:39:40,436 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:39:40,437 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:39:40,438 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:39:40,438 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:39:40,439 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:39:40,439 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:39:40,440 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:39:40,440 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:39:40,441 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-23 15:39:40,463 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:39:40,463 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:39:40,463 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:39:40,464 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:39:40,464 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:39:40,464 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:39:40,465 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:39:40,465 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:39:40,465 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:39:40,465 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-23 15:39:40,465 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:39:40,466 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:39:40,466 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-23 15:39:40,466 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-23 15:39:40,466 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:39:40,466 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-23 15:39:40,467 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-23 15:39:40,467 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-23 15:39:40,468 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:39:40,468 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-23 15:39:40,468 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:39:40,468 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:39:40,468 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:39:40,468 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:39:40,469 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:39:40,469 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:39:40,469 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:39:40,469 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:39:40,469 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:39:40,470 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:39:40,470 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:39:40,470 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-23 15:39:40,470 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:39:40,470 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:39:40,471 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-23 15:39:40,471 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-23 15:39:40,471 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:39:40,471 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:39:40,471 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_e299ac8b-c1a1-457f-af66-052b814f2609/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2022-11-23 15:39:40,698 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:39:40,735 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:39:40,739 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:39:40,740 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:39:40,741 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:39:40,742 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-23 15:39:43,903 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:39:44,526 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:39:44,526 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-23 15:39:44,574 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/26c46968f/c470bdd2dcb84a0b8926cb15e56c48e3/FLAGb5321f598 [2022-11-23 15:39:44,594 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/26c46968f/c470bdd2dcb84a0b8926cb15e56c48e3 [2022-11-23 15:39:44,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:39:44,602 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:39:44,605 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:39:44,605 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:39:44,609 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:39:44,611 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:44" (1/1) ... [2022-11-23 15:39:44,612 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@63ed614b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:44, skipping insertion in model container [2022-11-23 15:39:44,612 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:39:44" (1/1) ... [2022-11-23 15:39:44,620 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:39:44,764 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:39:45,123 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-23 15:39:45,138 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-23 15:39:46,836 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,837 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,838 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,839 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,840 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,854 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,855 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,857 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:46,858 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:47,488 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 15:39:47,490 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 15:39:47,491 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 15:39:47,492 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 15:39:47,494 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 15:39:47,495 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 15:39:47,496 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 15:39:47,496 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 15:39:47,497 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 15:39:47,498 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 15:39:47,743 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 15:39:47,887 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:47,895 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,255 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,256 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,281 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,283 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,290 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,291 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,308 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,310 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,310 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,311 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,311 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,312 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,312 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,396 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:39:48,454 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:39:48,483 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-23 15:39:48,484 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-23 15:39:48,573 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,574 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,577 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,578 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,579 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,587 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,587 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,588 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,589 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,630 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 15:39:48,631 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 15:39:48,632 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 15:39:48,633 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 15:39:48,634 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 15:39:48,634 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 15:39:48,635 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 15:39:48,636 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 15:39:48,637 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 15:39:48,637 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 15:39:48,672 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 15:39:48,734 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,736 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,823 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,824 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,833 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,834 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,840 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,840 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,851 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,852 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,852 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,853 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,853 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,853 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,854 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:39:48,895 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:39:49,218 INFO L208 MainTranslator]: Completed translation [2022-11-23 15:39:49,219 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49 WrapperNode [2022-11-23 15:39:49,220 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-23 15:39:49,221 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-23 15:39:49,221 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-23 15:39:49,221 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-23 15:39:49,229 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,392 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,448 INFO L138 Inliner]: procedures = 768, calls = 3252, calls flagged for inlining = 78, calls inlined = 5, statements flattened = 336 [2022-11-23 15:39:49,449 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-23 15:39:49,450 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-23 15:39:49,450 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-23 15:39:49,450 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-23 15:39:49,460 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,460 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,466 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,466 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,485 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,510 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,514 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,517 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-23 15:39:49,541 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-23 15:39:49,542 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-23 15:39:49,542 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-23 15:39:49,543 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (1/1) ... [2022-11-23 15:39:49,550 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:39:49,562 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/z3 [2022-11-23 15:39:49,576 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-23 15:39:49,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-23 15:39:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-23 15:39:49,622 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-23 15:39:49,622 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-23 15:39:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-23 15:39:49,623 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-23 15:39:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-23 15:39:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-23 15:39:49,623 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-23 15:39:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-23 15:39:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-23 15:39:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-23 15:39:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-23 15:39:49,624 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-23 15:39:49,624 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-23 15:39:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-23 15:39:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-23 15:39:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2022-11-23 15:39:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2022-11-23 15:39:49,625 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2022-11-23 15:39:49,625 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2022-11-23 15:39:49,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-23 15:39:49,909 INFO L235 CfgBuilder]: Building ICFG [2022-11-23 15:39:49,911 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-23 15:39:50,304 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2022-11-23 15:39:50,329 INFO L276 CfgBuilder]: Performing block encoding [2022-11-23 15:39:50,414 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-23 15:39:50,415 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-23 15:39:50,419 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:50 BoogieIcfgContainer [2022-11-23 15:39:50,419 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-23 15:39:50,424 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-23 15:39:50,425 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-23 15:39:50,428 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-23 15:39:50,428 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:39:44" (1/3) ... [2022-11-23 15:39:50,429 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c30545b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:50, skipping insertion in model container [2022-11-23 15:39:50,429 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:39:49" (2/3) ... [2022-11-23 15:39:50,430 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3c30545b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:39:50, skipping insertion in model container [2022-11-23 15:39:50,431 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:50" (3/3) ... [2022-11-23 15:39:50,433 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_c_str_eq_harness.i [2022-11-23 15:39:50,454 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-23 15:39:50,458 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-23 15:39:50,522 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-23 15:39:50,530 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;@e90e4ce, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-23 15:39:50,530 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-23 15:39:50,536 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2022-11-23 15:39:50,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-23 15:39:50,553 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:50,554 INFO L195 NwaCegarLoop]: trace histogram [5, 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] [2022-11-23 15:39:50,555 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:50,566 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:50,568 INFO L85 PathProgramCache]: Analyzing trace with hash -2007445460, now seen corresponding path program 1 times [2022-11-23 15:39:50,580 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:50,580 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1850394266] [2022-11-23 15:39:50,581 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:50,581 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:50,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:51,150 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-23 15:39:51,151 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:51,151 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1850394266] [2022-11-23 15:39:51,152 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1850394266] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:51,152 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:51,152 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-23 15:39:51,154 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [739162284] [2022-11-23 15:39:51,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:51,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-23 15:39:51,160 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:51,189 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-23 15:39:51,190 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-23 15:39:51,192 INFO L87 Difference]: Start difference. First operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-23 15:39:51,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:51,251 INFO L93 Difference]: Finished difference Result 85 states and 108 transitions. [2022-11-23 15:39:51,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-23 15:39:51,254 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 50 [2022-11-23 15:39:51,255 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:51,263 INFO L225 Difference]: With dead ends: 85 [2022-11-23 15:39:51,263 INFO L226 Difference]: Without dead ends: 57 [2022-11-23 15:39:51,267 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 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 15:39:51,271 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:51,272 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-23 15:39:51,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-23 15:39:51,323 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-23 15:39:51,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-23 15:39:51,330 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 70 transitions. [2022-11-23 15:39:51,333 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 70 transitions. Word has length 50 [2022-11-23 15:39:51,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:51,335 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 70 transitions. [2022-11-23 15:39:51,336 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2022-11-23 15:39:51,337 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2022-11-23 15:39:51,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-23 15:39:51,341 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:51,341 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:39:51,342 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-23 15:39:51,342 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:51,343 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:51,343 INFO L85 PathProgramCache]: Analyzing trace with hash 1782800097, now seen corresponding path program 1 times [2022-11-23 15:39:51,344 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:51,344 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1776377952] [2022-11-23 15:39:51,344 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:51,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:51,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:52,625 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-23 15:39:52,625 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:52,626 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1776377952] [2022-11-23 15:39:52,626 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1776377952] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:52,626 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:52,626 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-23 15:39:52,627 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1411098357] [2022-11-23 15:39:52,627 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:52,628 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-23 15:39:52,629 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:52,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-23 15:39:52,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-23 15:39:52,630 INFO L87 Difference]: Start difference. First operand 57 states and 70 transitions. Second operand has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-23 15:39:53,017 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:53,017 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2022-11-23 15:39:53,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-23 15:39:53,018 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) Word has length 52 [2022-11-23 15:39:53,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:53,021 INFO L225 Difference]: With dead ends: 78 [2022-11-23 15:39:53,023 INFO L226 Difference]: Without dead ends: 57 [2022-11-23 15:39:53,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2022-11-23 15:39:53,027 INFO L413 NwaCegarLoop]: 51 mSDtfsCounter, 28 mSDsluCounter, 444 mSDsCounter, 0 mSdLazyCounter, 197 mSolverCounterSat, 19 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 29 SdHoareTripleChecker+Valid, 495 SdHoareTripleChecker+Invalid, 216 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 19 IncrementalHoareTripleChecker+Valid, 197 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:53,031 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 495 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 15:39:53,033 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-23 15:39:53,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-23 15:39:53,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 30 states have (on average 1.0666666666666667) internal successors, (32), 31 states have internal predecessors, (32), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-23 15:39:53,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 69 transitions. [2022-11-23 15:39:53,048 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 69 transitions. Word has length 52 [2022-11-23 15:39:53,048 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:53,049 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 69 transitions. [2022-11-23 15:39:53,049 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 9 states have (on average 2.4444444444444446) internal successors, (22), 9 states have internal predecessors, (22), 5 states have call successors, (13), 2 states have call predecessors, (13), 4 states have return successors, (12), 7 states have call predecessors, (12), 4 states have call successors, (12) [2022-11-23 15:39:53,049 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-11-23 15:39:53,053 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-23 15:39:53,053 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:53,053 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 15:39:53,054 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-23 15:39:53,054 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:53,055 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:53,055 INFO L85 PathProgramCache]: Analyzing trace with hash 17086336, now seen corresponding path program 1 times [2022-11-23 15:39:53,056 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:53,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [884912702] [2022-11-23 15:39:53,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:53,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:53,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:54,307 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-23 15:39:54,307 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:54,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [884912702] [2022-11-23 15:39:54,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [884912702] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:54,308 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:54,308 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-11-23 15:39:54,308 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1753074969] [2022-11-23 15:39:54,308 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:54,309 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-23 15:39:54,309 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:54,309 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-23 15:39:54,310 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2022-11-23 15:39:54,310 INFO L87 Difference]: Start difference. First operand 57 states and 69 transitions. Second operand has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-23 15:39:54,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:54,825 INFO L93 Difference]: Finished difference Result 86 states and 107 transitions. [2022-11-23 15:39:54,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-23 15:39:54,826 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) Word has length 56 [2022-11-23 15:39:54,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:54,829 INFO L225 Difference]: With dead ends: 86 [2022-11-23 15:39:54,829 INFO L226 Difference]: Without dead ends: 84 [2022-11-23 15:39:54,830 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 19 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=399, Unknown=0, NotChecked=0, Total=462 [2022-11-23 15:39:54,837 INFO L413 NwaCegarLoop]: 55 mSDtfsCounter, 41 mSDsluCounter, 633 mSDsCounter, 0 mSdLazyCounter, 355 mSolverCounterSat, 22 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 688 SdHoareTripleChecker+Invalid, 377 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 22 IncrementalHoareTripleChecker+Valid, 355 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:54,839 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 688 Invalid, 377 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [22 Valid, 355 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 15:39:54,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2022-11-23 15:39:54,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 74. [2022-11-23 15:39:54,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 74 states, 39 states have (on average 1.0512820512820513) internal successors, (41), 41 states have internal predecessors, (41), 26 states have call successors, (26), 8 states have call predecessors, (26), 8 states have return successors, (25), 24 states have call predecessors, (25), 25 states have call successors, (25) [2022-11-23 15:39:54,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 92 transitions. [2022-11-23 15:39:54,859 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 92 transitions. Word has length 56 [2022-11-23 15:39:54,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:54,860 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 92 transitions. [2022-11-23 15:39:54,860 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 11 states have (on average 2.090909090909091) internal successors, (23), 11 states have internal predecessors, (23), 5 states have call successors, (14), 2 states have call predecessors, (14), 4 states have return successors, (13), 7 states have call predecessors, (13), 4 states have call successors, (13) [2022-11-23 15:39:54,860 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2022-11-23 15:39:54,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-23 15:39:54,862 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:54,862 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:39:54,862 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-23 15:39:54,862 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:54,863 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:54,863 INFO L85 PathProgramCache]: Analyzing trace with hash -1027398026, now seen corresponding path program 1 times [2022-11-23 15:39:54,863 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:54,863 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1931020099] [2022-11-23 15:39:54,864 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:54,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:54,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:55,974 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-23 15:39:55,976 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:55,976 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1931020099] [2022-11-23 15:39:55,976 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1931020099] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:55,976 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:55,976 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-23 15:39:55,977 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2714539] [2022-11-23 15:39:55,977 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:55,978 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-23 15:39:55,979 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:55,979 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-23 15:39:55,979 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-11-23 15:39:55,980 INFO L87 Difference]: Start difference. First operand 74 states and 92 transitions. Second operand has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-23 15:39:56,338 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:56,338 INFO L93 Difference]: Finished difference Result 90 states and 110 transitions. [2022-11-23 15:39:56,339 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 15:39:56,339 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) Word has length 64 [2022-11-23 15:39:56,339 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:56,340 INFO L225 Difference]: With dead ends: 90 [2022-11-23 15:39:56,340 INFO L226 Difference]: Without dead ends: 88 [2022-11-23 15:39:56,341 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=229, Unknown=0, NotChecked=0, Total=272 [2022-11-23 15:39:56,342 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 42 mSDsluCounter, 579 mSDsCounter, 0 mSdLazyCounter, 226 mSolverCounterSat, 21 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 51 SdHoareTripleChecker+Valid, 644 SdHoareTripleChecker+Invalid, 247 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 21 IncrementalHoareTripleChecker+Valid, 226 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:56,342 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [51 Valid, 644 Invalid, 247 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [21 Valid, 226 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:39:56,343 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-23 15:39:56,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 82. [2022-11-23 15:39:56,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 82 states, 45 states have (on average 1.0444444444444445) internal successors, (47), 47 states have internal predecessors, (47), 27 states have call successors, (27), 9 states have call predecessors, (27), 9 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2022-11-23 15:39:56,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 100 transitions. [2022-11-23 15:39:56,357 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 100 transitions. Word has length 64 [2022-11-23 15:39:56,358 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:56,358 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 100 transitions. [2022-11-23 15:39:56,358 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 10 states have (on average 2.8) internal successors, (28), 10 states have internal predecessors, (28), 5 states have call successors, (15), 2 states have call predecessors, (15), 3 states have return successors, (14), 6 states have call predecessors, (14), 4 states have call successors, (14) [2022-11-23 15:39:56,358 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 100 transitions. [2022-11-23 15:39:56,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-23 15:39:56,360 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:56,360 INFO L195 NwaCegarLoop]: trace histogram [8, 4, 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] [2022-11-23 15:39:56,360 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-23 15:39:56,360 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:56,361 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:56,361 INFO L85 PathProgramCache]: Analyzing trace with hash 1591579472, now seen corresponding path program 1 times [2022-11-23 15:39:56,361 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:56,361 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [908468235] [2022-11-23 15:39:56,361 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:56,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:56,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:57,406 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-23 15:39:57,406 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:57,406 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [908468235] [2022-11-23 15:39:57,406 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [908468235] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:57,407 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:57,407 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-23 15:39:57,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1418428591] [2022-11-23 15:39:57,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:57,408 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 15:39:57,408 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:57,408 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 15:39:57,409 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-23 15:39:57,409 INFO L87 Difference]: Start difference. First operand 82 states and 100 transitions. Second operand has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-23 15:39:57,756 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:57,756 INFO L93 Difference]: Finished difference Result 94 states and 113 transitions. [2022-11-23 15:39:57,756 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 15:39:57,757 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) Word has length 79 [2022-11-23 15:39:57,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:57,758 INFO L225 Difference]: With dead ends: 94 [2022-11-23 15:39:57,758 INFO L226 Difference]: Without dead ends: 92 [2022-11-23 15:39:57,759 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=295, Unknown=0, NotChecked=0, Total=342 [2022-11-23 15:39:57,759 INFO L413 NwaCegarLoop]: 83 mSDtfsCounter, 15 mSDsluCounter, 903 mSDsCounter, 0 mSdLazyCounter, 331 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 19 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 337 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 331 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:57,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [19 Valid, 986 Invalid, 337 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 331 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2022-11-23 15:39:57,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-11-23 15:39:57,774 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2022-11-23 15:39:57,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 86 states, 48 states have (on average 1.0416666666666667) internal successors, (50), 50 states have internal predecessors, (50), 27 states have call successors, (27), 10 states have call predecessors, (27), 10 states have return successors, (26), 25 states have call predecessors, (26), 26 states have call successors, (26) [2022-11-23 15:39:57,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 103 transitions. [2022-11-23 15:39:57,779 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 103 transitions. Word has length 79 [2022-11-23 15:39:57,781 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:57,781 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 103 transitions. [2022-11-23 15:39:57,783 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 10 states have (on average 2.7) internal successors, (27), 10 states have internal predecessors, (27), 4 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (16), 6 states have call predecessors, (16), 3 states have call successors, (16) [2022-11-23 15:39:57,783 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-11-23 15:39:57,790 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-23 15:39:57,790 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:57,790 INFO L195 NwaCegarLoop]: trace histogram [8, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:39:57,791 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-23 15:39:57,791 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:57,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:57,791 INFO L85 PathProgramCache]: Analyzing trace with hash -886361530, now seen corresponding path program 1 times [2022-11-23 15:39:57,792 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:57,792 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1813245787] [2022-11-23 15:39:57,792 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:57,792 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:58,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:39:59,193 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-23 15:39:59,194 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:39:59,194 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1813245787] [2022-11-23 15:39:59,194 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1813245787] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:39:59,195 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:39:59,195 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-23 15:39:59,195 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1435911573] [2022-11-23 15:39:59,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:39:59,197 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 15:39:59,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:39:59,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 15:39:59,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-23 15:39:59,199 INFO L87 Difference]: Start difference. First operand 86 states and 103 transitions. Second operand has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-23 15:39:59,469 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:39:59,469 INFO L93 Difference]: Finished difference Result 92 states and 108 transitions. [2022-11-23 15:39:59,469 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-23 15:39:59,470 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) Word has length 87 [2022-11-23 15:39:59,470 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:39:59,472 INFO L225 Difference]: With dead ends: 92 [2022-11-23 15:39:59,472 INFO L226 Difference]: Without dead ends: 88 [2022-11-23 15:39:59,473 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=46, Invalid=260, Unknown=0, NotChecked=0, Total=306 [2022-11-23 15:39:59,474 INFO L413 NwaCegarLoop]: 54 mSDtfsCounter, 27 mSDsluCounter, 492 mSDsCounter, 0 mSdLazyCounter, 238 mSolverCounterSat, 17 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 28 SdHoareTripleChecker+Valid, 546 SdHoareTripleChecker+Invalid, 255 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 17 IncrementalHoareTripleChecker+Valid, 238 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:39:59,474 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [28 Valid, 546 Invalid, 255 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [17 Valid, 238 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:39:59,475 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-23 15:39:59,483 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 63. [2022-11-23 15:39:59,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 35 states have (on average 1.0285714285714285) internal successors, (36), 35 states have internal predecessors, (36), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-23 15:39:59,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 73 transitions. [2022-11-23 15:39:59,485 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 73 transitions. Word has length 87 [2022-11-23 15:39:59,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:39:59,485 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 73 transitions. [2022-11-23 15:39:59,486 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 2.6363636363636362) internal successors, (29), 10 states have internal predecessors, (29), 5 states have call successors, (16), 2 states have call predecessors, (16), 3 states have return successors, (15), 7 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-23 15:39:59,486 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-11-23 15:39:59,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-23 15:39:59,487 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:39:59,487 INFO L195 NwaCegarLoop]: trace histogram [6, 4, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:39:59,487 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-23 15:39:59,488 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:39:59,488 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:39:59,488 INFO L85 PathProgramCache]: Analyzing trace with hash 1344876461, now seen corresponding path program 1 times [2022-11-23 15:39:59,488 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:39:59,489 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2086929128] [2022-11-23 15:39:59,489 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:39:59,489 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:39:59,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-23 15:40:01,060 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-23 15:40:01,061 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-23 15:40:01,061 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2086929128] [2022-11-23 15:40:01,061 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2086929128] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-23 15:40:01,061 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-23 15:40:01,061 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-23 15:40:01,061 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1987091956] [2022-11-23 15:40:01,061 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-23 15:40:01,062 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-23 15:40:01,062 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-23 15:40:01,062 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-23 15:40:01,063 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-11-23 15:40:01,063 INFO L87 Difference]: Start difference. First operand 63 states and 73 transitions. Second operand has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) [2022-11-23 15:40:01,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-23 15:40:01,374 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2022-11-23 15:40:01,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-23 15:40:01,374 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) Word has length 78 [2022-11-23 15:40:01,375 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-23 15:40:01,375 INFO L225 Difference]: With dead ends: 94 [2022-11-23 15:40:01,375 INFO L226 Difference]: Without dead ends: 63 [2022-11-23 15:40:01,376 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=47, Invalid=259, Unknown=0, NotChecked=0, Total=306 [2022-11-23 15:40:01,377 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 38 mSDsluCounter, 605 mSDsCounter, 0 mSdLazyCounter, 243 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 49 SdHoareTripleChecker+Valid, 670 SdHoareTripleChecker+Invalid, 257 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 243 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-23 15:40:01,377 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [49 Valid, 670 Invalid, 257 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 243 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-23 15:40:01,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-23 15:40:01,385 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-11-23 15:40:01,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 63 states, 35 states have (on average 1.0) internal successors, (35), 35 states have internal predecessors, (35), 19 states have call successors, (19), 9 states have call predecessors, (19), 8 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2022-11-23 15:40:01,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2022-11-23 15:40:01,387 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 78 [2022-11-23 15:40:01,387 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-23 15:40:01,388 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2022-11-23 15:40:01,388 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 11 states have (on average 2.8181818181818183) internal successors, (31), 11 states have internal predecessors, (31), 6 states have call successors, (18), 2 states have call predecessors, (18), 3 states have return successors, (17), 7 states have call predecessors, (17), 5 states have call successors, (17) [2022-11-23 15:40:01,388 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-11-23 15:40:01,389 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-23 15:40:01,389 INFO L187 NwaCegarLoop]: Found error trace [2022-11-23 15:40:01,389 INFO L195 NwaCegarLoop]: trace histogram [9, 4, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:40:01,389 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-23 15:40:01,390 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-23 15:40:01,390 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-23 15:40:01,390 INFO L85 PathProgramCache]: Analyzing trace with hash -228044931, now seen corresponding path program 1 times [2022-11-23 15:40:01,391 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-23 15:40:01,391 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2082761824] [2022-11-23 15:40:01,391 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-23 15:40:01,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-23 15:40:01,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:40:01,694 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-23 15:40:02,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-23 15:40:02,156 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-23 15:40:02,156 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-23 15:40:02,158 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-23 15:40:02,160 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-23 15:40:02,163 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-23 15:40:02,169 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-23 15:40:02,269 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:40:02 BoogieIcfgContainer [2022-11-23 15:40:02,269 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-23 15:40:02,270 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-23 15:40:02,270 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-23 15:40:02,271 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-23 15:40:02,271 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:39:50" (3/4) ... [2022-11-23 15:40:02,275 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-23 15:40:02,275 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-23 15:40:02,276 INFO L158 Benchmark]: Toolchain (without parser) took 17673.95ms. Allocated memory was 148.9MB in the beginning and 406.8MB in the end (delta: 257.9MB). Free memory was 108.0MB in the beginning and 300.5MB in the end (delta: -192.5MB). Peak memory consumption was 67.5MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,276 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:40:02,276 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4615.50ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 107.7MB in the beginning and 60.5MB in the end (delta: 47.2MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,277 INFO L158 Benchmark]: Boogie Procedure Inliner took 227.89ms. Allocated memory is still 180.4MB. Free memory was 60.5MB in the beginning and 105.2MB in the end (delta: -44.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,277 INFO L158 Benchmark]: Boogie Preprocessor took 90.96ms. Allocated memory is still 180.4MB. Free memory was 105.2MB in the beginning and 101.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,278 INFO L158 Benchmark]: RCFGBuilder took 878.30ms. Allocated memory is still 180.4MB. Free memory was 101.0MB in the beginning and 55.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,278 INFO L158 Benchmark]: TraceAbstraction took 11845.26ms. Allocated memory was 180.4MB in the beginning and 406.8MB in the end (delta: 226.5MB). Free memory was 55.9MB in the beginning and 300.5MB in the end (delta: -244.6MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. [2022-11-23 15:40:02,278 INFO L158 Benchmark]: Witness Printer took 5.17ms. Allocated memory is still 406.8MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:40:02,281 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 117.4MB. Free memory is still 72.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4615.50ms. Allocated memory was 148.9MB in the beginning and 180.4MB in the end (delta: 31.5MB). Free memory was 107.7MB in the beginning and 60.5MB in the end (delta: 47.2MB). Peak memory consumption was 95.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 227.89ms. Allocated memory is still 180.4MB. Free memory was 60.5MB in the beginning and 105.2MB in the end (delta: -44.7MB). Peak memory consumption was 14.9MB. Max. memory is 16.1GB. * Boogie Preprocessor took 90.96ms. Allocated memory is still 180.4MB. Free memory was 105.2MB in the beginning and 101.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 878.30ms. Allocated memory is still 180.4MB. Free memory was 101.0MB in the beginning and 55.9MB in the end (delta: 45.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 11845.26ms. Allocated memory was 180.4MB in the beginning and 406.8MB in the end (delta: 226.5MB). Free memory was 55.9MB in the beginning and 300.5MB in the end (delta: -244.6MB). Peak memory consumption was 145.9MB. Max. memory is 16.1GB. * Witness Printer took 5.17ms. Allocated memory is still 406.8MB. Free memory is still 300.5MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of strcmp at line 10798, overapproximation of strlen at line 11324. Possible FailurePath: [L6879-L6884] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7634-L7646] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L11328] CALL aws_hash_callback_c_str_eq_harness() [L11318] CALL, EXPR ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6832] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L6832] RET, EXPR nondet_uint64_t() VAL [max_size=64, nondet_uint64_t()=-18446744073709551615, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6834] CALL, EXPR bounded_malloc(cap) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~size-unknown=-18446744073709551615] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1, unknown-#in~size-unknown=-18446744073709551615] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [bounded_malloc(cap)={-2:0}, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}, str[cap - 1]=0, unknown-#in~max_size-unknown=64] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}, str[cap - 1]=0, unknown-#in~max_size-unknown=64] [L6839] return str; [L11318] RET, EXPR ensure_c_str_is_allocated(64) VAL [ensure_c_str_is_allocated(64)={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L11318] const char *str1 = ensure_c_str_is_allocated(64); [L11319] CALL, EXPR nondet_bool() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L261] return __VERIFIER_nondet_bool(); [L11319] RET, EXPR nondet_bool() VAL [nondet_bool()=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] EXPR nondet_bool() ? str1 : ensure_c_str_is_allocated(64) VAL [nondet_bool()=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] CALL, EXPR ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6832] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L6832] RET, EXPR nondet_uint64_t() VAL [max_size=64, nondet_uint64_t()=18446744073709551617, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6834] CALL, EXPR bounded_malloc(cap) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~size-unknown=18446744073709551617] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1, unknown-#in~size-unknown=18446744073709551617] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [bounded_malloc(cap)={-3:0}, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~max_size-unknown=64] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}, str[cap - 1]=0, unknown-#in~max_size-unknown=64] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}, str[cap - 1]=0, unknown-#in~max_size-unknown=64] [L6839] return str; [L11319] RET, EXPR ensure_c_str_is_allocated(64) VAL [ensure_c_str_is_allocated(64)={-3:0}, nondet_bool()=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] EXPR nondet_bool() ? str1 : ensure_c_str_is_allocated(64) VAL [ensure_c_str_is_allocated(64)={-3:0}, nondet_bool()=0, nondet_bool() ? str1 : ensure_c_str_is_allocated(64)={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11319] const char *str2 = nondet_bool() ? str1 : ensure_c_str_is_allocated(64); [L11322] CALL, EXPR aws_hash_callback_c_str_eq(str1, str2) [L10794] CALL, EXPR aws_c_string_is_valid(a) VAL [#in~str={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10794] RET, EXPR aws_c_string_is_valid(a) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10794] CALL assume_abort_if_not((aws_c_string_is_valid(a))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L10794] RET assume_abort_if_not((aws_c_string_is_valid(a))) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10795] CALL, EXPR aws_c_string_is_valid(b) VAL [#in~str={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10795] RET, EXPR aws_c_string_is_valid(b) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(b)=1, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10795] CALL assume_abort_if_not((aws_c_string_is_valid(b))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L10795] RET assume_abort_if_not((aws_c_string_is_valid(b))) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(b)=1, b={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10797-L10798] _Bool rval = !strcmp(a, b); [L10799] CALL, EXPR aws_c_string_is_valid(a) VAL [#in~str={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(a) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, aws_c_string_is_valid(a) && aws_c_string_is_valid(b)=1, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] CALL, EXPR aws_c_string_is_valid(b) VAL [#in~str={-3:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(b) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, aws_c_string_is_valid(a) && aws_c_string_is_valid(b)=1, aws_c_string_is_valid(b)=1, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, aws_c_string_is_valid(a) && aws_c_string_is_valid(b)=1, aws_c_string_is_valid(b)=1, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] CALL __VERIFIER_assert((aws_c_string_is_valid(a) && aws_c_string_is_valid(b))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L223] COND FALSE !(!cond) VAL [cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L10799] RET __VERIFIER_assert((aws_c_string_is_valid(a) && aws_c_string_is_valid(b))) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, aws_c_string_is_valid(a)=1, aws_c_string_is_valid(a) && aws_c_string_is_valid(b)=1, aws_c_string_is_valid(b)=1, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] return rval; VAL [#in~a={-2:0}, #in~b={-3:0}, \result=1, a={-2:0}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L11322] RET, EXPR aws_hash_callback_c_str_eq(str1, str2) [L11321-L11322] _Bool rval = aws_hash_callback_c_str_eq(str1, str2); [L11323] COND TRUE \read(rval) [L11324] size_t len = strlen(str1); [L11325] CALL assert_bytes_match(str1, str2, len) [L7113] CALL __VERIFIER_assert(!a == !b) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L223] COND FALSE !(!cond) VAL [cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L7113] RET __VERIFIER_assert(!a == !b) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, b={-3:0}, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~len-unknown=36893488147419103490] [L7114-L7117] COND TRUE len > 0 && a != ((void *)0) && b != ((void *)0) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, b={-3:0}, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~len-unknown=36893488147419103490] [L7119] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L7119] RET, EXPR nondet_uint64_t() VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, b={-3:0}, len=258, nondet_uint64_t()=18446744073709551873, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~len-unknown=36893488147419103490] [L7119] size_t i = nondet_uint64_t(); [L7120-L7122] CALL assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=1] [L211] COND FALSE !(!cond) [L7120-L7122] RET assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, b={-3:0}, i=257, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~len-unknown=36893488147419103490] [L7123] EXPR a[i] [L7123] EXPR b[i] VAL [#in~a={-2:0}, #in~b={-3:0}, a={-2:0}, a[i]=-255, b={-3:0}, b[i]=0, i=257, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~len-unknown=36893488147419103490] [L7123] CALL __VERIFIER_assert(a[i] == b[i]) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=0] [L223] COND TRUE !cond VAL [cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=0] [L223] reach_error() VAL [cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, unknown-#in~cond-unknown=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.7s, OverallIterations: 8, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 1.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 191 mSDsluCounter, 4097 SdHoareTripleChecker+Invalid, 1.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3656 mSDsCounter, 99 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1598 IncrementalHoareTripleChecker+Invalid, 1697 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 99 mSolverCounterUnsat, 441 mSDtfsCounter, 1598 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 117 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 98 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 85 ImplicationChecksByTransitivity, 1.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=86occurred in iteration=5, InterpolantAutomatonStates: 88, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 7 MinimizatonAttempts, 47 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 7.0s InterpolantComputationTime, 567 NumberOfCodeBlocks, 567 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 459 ConstructedInterpolants, 0 QuantifiedInterpolants, 1325 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 7 InterpolantComputations, 7 PerfectInterpolantSequences, 334/334 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-11-23 15:40:02,321 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/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_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/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 e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 --- 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 15:40:04,894 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-23 15:40:04,896 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-23 15:40:04,922 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-23 15:40:04,925 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-23 15:40:04,929 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-23 15:40:04,934 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-23 15:40:04,938 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-23 15:40:04,940 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-23 15:40:04,946 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-23 15:40:04,948 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-23 15:40:04,951 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-23 15:40:04,952 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-23 15:40:04,955 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-23 15:40:04,957 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-23 15:40:04,965 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-23 15:40:04,966 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-23 15:40:04,967 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-23 15:40:04,971 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-23 15:40:04,977 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-23 15:40:04,979 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-23 15:40:04,983 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-23 15:40:04,984 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-23 15:40:04,986 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-23 15:40:04,994 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-23 15:40:04,995 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-23 15:40:04,995 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-23 15:40:04,997 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-23 15:40:04,998 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-23 15:40:04,999 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-23 15:40:05,000 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-23 15:40:05,001 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-23 15:40:05,003 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-23 15:40:05,005 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-23 15:40:05,006 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-23 15:40:05,006 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-23 15:40:05,007 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-23 15:40:05,007 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-23 15:40:05,008 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-23 15:40:05,009 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-23 15:40:05,010 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-23 15:40:05,011 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-23 15:40:05,053 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-23 15:40:05,053 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-23 15:40:05,055 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-23 15:40:05,055 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-23 15:40:05,056 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-23 15:40:05,057 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-23 15:40:05,057 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-23 15:40:05,057 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-23 15:40:05,058 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-23 15:40:05,058 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-23 15:40:05,059 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-23 15:40:05,059 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-23 15:40:05,060 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-23 15:40:05,061 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-23 15:40:05,061 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-23 15:40:05,061 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-23 15:40:05,061 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-23 15:40:05,062 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-23 15:40:05,062 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-23 15:40:05,062 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-23 15:40:05,063 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-23 15:40:05,063 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-23 15:40:05,063 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-23 15:40:05,064 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-23 15:40:05,064 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-23 15:40:05,064 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-23 15:40:05,064 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-23 15:40:05,065 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-23 15:40:05,065 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-23 15:40:05,065 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-23 15:40:05,066 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-23 15:40:05,066 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-23 15:40:05,066 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-23 15:40:05,067 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-23 15:40:05,067 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-23 15:40:05,067 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_e299ac8b-c1a1-457f-af66-052b814f2609/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2022-11-23 15:40:05,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-23 15:40:05,513 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-23 15:40:05,516 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-23 15:40:05,517 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-23 15:40:05,517 INFO L275 PluginConnector]: CDTParser initialized [2022-11-23 15:40:05,519 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-23 15:40:08,527 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-23 15:40:09,143 INFO L351 CDTParser]: Found 1 translation units. [2022-11-23 15:40:09,144 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-23 15:40:09,185 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/580f7e1a4/f688a9688eb3480c956ba41dacb899dd/FLAG6a46e3ecc [2022-11-23 15:40:09,206 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e299ac8b-c1a1-457f-af66-052b814f2609/bin/utaipan-Q6hlc19bkW/data/580f7e1a4/f688a9688eb3480c956ba41dacb899dd [2022-11-23 15:40:09,208 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-23 15:40:09,210 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-23 15:40:09,211 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-23 15:40:09,212 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-23 15:40:09,215 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-23 15:40:09,216 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:09" (1/1) ... [2022-11-23 15:40:09,217 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4f10c295 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:40:09, skipping insertion in model container [2022-11-23 15:40:09,217 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:40:09" (1/1) ... [2022-11-23 15:40:09,225 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-23 15:40:09,383 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:40:09,676 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-23 15:40:09,685 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-23 15:40:10,741 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,742 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,742 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,743 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,745 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,760 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,761 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,763 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:10,764 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:11,292 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 15:40:11,301 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 15:40:11,305 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 15:40:11,306 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 15:40:11,308 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 15:40:11,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 15:40:11,309 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 15:40:11,310 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 15:40:11,311 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 15:40:11,311 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 15:40:11,550 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 15:40:11,650 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:11,650 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,098 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,098 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,123 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,124 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,134 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,135 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,154 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,155 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,157 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,157 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,157 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,159 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,159 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,234 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:40:12,301 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-23 15:40:12,375 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-23 15:40:12,380 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-23 15:40:12,381 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-23 15:40:12,438 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,439 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,443 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,443 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,444 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,450 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,451 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,452 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,452 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,508 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 15:40:12,509 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 15:40:12,509 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 15:40:12,510 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 15:40:12,511 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 15:40:12,512 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 15:40:12,512 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 15:40:12,513 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 15:40:12,514 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 15:40:12,514 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 15:40:12,536 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 15:40:12,598 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,601 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,692 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,693 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,699 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,700 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,703 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,704 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,711 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,712 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,713 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,714 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,714 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,715 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,715 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,751 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-23 15:40:12,790 INFO L203 MainTranslator]: Completed pre-run [2022-11-23 15:40:12,814 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-23 15:40:12,821 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_e299ac8b-c1a1-457f-af66-052b814f2609/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-23 15:40:12,881 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,881 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,882 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,883 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,887 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,889 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,890 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,890 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:12,924 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-23 15:40:12,925 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-23 15:40:12,926 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-23 15:40:12,926 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-23 15:40:12,927 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-23 15:40:12,928 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-23 15:40:12,928 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-23 15:40:12,929 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-23 15:40:12,930 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-23 15:40:12,930 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-23 15:40:12,948 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-23 15:40:13,041 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,041 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,145 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,146 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,167 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,168 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,171 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,183 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-23 15:40:13,186 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CTranslationUtil.countNumberOfPrimitiveElementInType(CTranslationUtil.java:560) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CTranslationUtil.countNumberOfPrimitiveElementInType(CTranslationUtil.java:553) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.useConstantArrayForOnHeapDefaultInit(InitializationHandler.java:1052) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:261) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:207) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:2956) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2165) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:281) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1141) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1087) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:334) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:371) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1489) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:289) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3313) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2388) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:600) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:270) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:244) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:206) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:115) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:93) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-23 15:40:13,192 INFO L158 Benchmark]: Toolchain (without parser) took 3981.99ms. Allocated memory was 71.3MB in the beginning and 138.4MB in the end (delta: 67.1MB). Free memory was 37.7MB in the beginning and 80.3MB in the end (delta: -42.6MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2022-11-23 15:40:13,193 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-23 15:40:13,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3979.62ms. Allocated memory was 71.3MB in the beginning and 138.4MB in the end (delta: 67.1MB). Free memory was 37.5MB in the beginning and 80.3MB in the end (delta: -42.8MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. [2022-11-23 15:40:13,200 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 58.7MB. Free memory was 37.0MB in the beginning and 37.0MB in the end (delta: 73.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3979.62ms. Allocated memory was 71.3MB in the beginning and 138.4MB in the end (delta: 67.1MB). Free memory was 37.5MB in the beginning and 80.3MB in the end (delta: -42.8MB). Peak memory consumption was 66.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range