./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 b5237d83 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 02:32:17,975 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:32:17,978 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:32:18,001 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:32:18,002 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:32:18,009 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:32:18,012 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:32:18,016 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:32:18,018 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:32:18,023 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:32:18,025 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:32:18,028 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:32:18,028 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:32:18,033 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:32:18,036 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:32:18,038 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:32:18,039 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:32:18,040 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:32:18,042 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:32:18,048 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:32:18,049 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:32:18,051 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:32:18,052 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:32:18,053 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:32:18,063 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:32:18,063 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:32:18,063 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:32:18,065 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:32:18,066 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:32:18,067 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:32:18,067 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:32:18,068 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:32:18,070 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:32:18,071 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:32:18,072 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:32:18,072 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:32:18,073 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:32:18,073 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:32:18,073 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:32:18,075 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:32:18,075 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:32:18,076 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-22 02:32:18,114 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:32:18,114 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:32:18,115 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:32:18,115 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:32:18,116 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:32:18,116 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:32:18,116 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:32:18,116 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:32:18,116 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:32:18,117 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-22 02:32:18,117 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:32:18,117 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:32:18,117 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-22 02:32:18,117 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-22 02:32:18,118 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:32:18,118 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-22 02:32:18,118 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-22 02:32:18,118 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-22 02:32:18,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:32:18,119 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-22 02:32:18,119 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:32:18,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:32:18,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:32:18,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:32:18,120 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:32:18,120 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:32:18,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:32:18,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:32:18,121 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:32:18,121 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:32:18,121 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:32:18,122 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-22 02:32:18,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:32:18,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:32:18,122 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-22 02:32:18,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-22 02:32:18,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:32:18,123 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:32:18,123 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2022-11-22 02:32:18,434 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:32:18,462 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:32:18,464 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:32:18,466 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:32:18,466 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:32:18,467 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-22 02:32:21,594 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:32:22,203 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:32:22,211 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-22 02:32:22,259 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/01fa11dff/6eaa6c728c3f420586fbc8d52024c93b/FLAG2eaa296f5 [2022-11-22 02:32:22,275 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/01fa11dff/6eaa6c728c3f420586fbc8d52024c93b [2022-11-22 02:32:22,280 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:32:22,282 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:32:22,285 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:32:22,285 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:32:22,288 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:32:22,289 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:22" (1/1) ... [2022-11-22 02:32:22,290 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@78b9e66c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:22, skipping insertion in model container [2022-11-22 02:32:22,291 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:22" (1/1) ... [2022-11-22 02:32:22,298 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:32:22,432 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:32:22,816 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-22 02:32:22,827 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-22 02:32:24,082 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,083 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,084 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,087 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,088 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,102 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,106 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,109 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,110 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:24,735 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:32:24,736 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:32:24,737 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:32:24,739 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:32:24,741 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:32:24,742 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:32:24,744 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:32:24,745 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:32:24,747 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:32:24,748 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:32:24,997 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:32:25,132 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,133 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,465 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,466 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,488 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,490 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,498 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,499 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,513 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,514 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,515 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,515 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,516 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,516 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,517 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,582 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:25,628 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:32:25,657 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-22 02:32:25,657 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-22 02:32:25,703 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,703 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,707 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,707 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,708 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,714 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,714 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,715 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,715 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,788 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:32:25,788 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:32:25,789 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:32:25,790 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:32:25,791 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:32:25,792 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:32:25,792 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:32:25,793 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:32:25,793 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:32:25,794 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:32:25,813 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:32:25,871 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,875 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,951 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,952 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,960 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,961 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,965 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,966 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,980 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,981 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,981 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,982 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,983 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,983 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:25,983 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:26,023 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:26,352 INFO L208 MainTranslator]: Completed translation [2022-11-22 02:32:26,352 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26 WrapperNode [2022-11-22 02:32:26,353 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-22 02:32:26,354 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-22 02:32:26,354 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-22 02:32:26,354 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-22 02:32:26,361 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,540 INFO L138 Inliner]: procedures = 768, calls = 3252, calls flagged for inlining = 78, calls inlined = 5, statements flattened = 336 [2022-11-22 02:32:26,541 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-22 02:32:26,542 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-22 02:32:26,542 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-22 02:32:26,542 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-22 02:32:26,553 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,554 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,565 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,565 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,593 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,596 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,601 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,603 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,609 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-22 02:32:26,609 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-22 02:32:26,610 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-22 02:32:26,610 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-22 02:32:26,611 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (1/1) ... [2022-11-22 02:32:26,619 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:32:26,646 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/z3 [2022-11-22 02:32:26,666 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-22 02:32:26,730 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-22 02:32:26,769 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-22 02:32:26,769 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-22 02:32:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-22 02:32:26,770 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-22 02:32:26,771 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-22 02:32:26,771 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-22 02:32:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-22 02:32:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-22 02:32:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-22 02:32:26,772 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-22 02:32:26,772 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-22 02:32:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-22 02:32:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-22 02:32:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-22 02:32:26,773 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2022-11-22 02:32:26,773 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2022-11-22 02:32:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2022-11-22 02:32:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2022-11-22 02:32:26,774 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2022-11-22 02:32:26,774 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2022-11-22 02:32:26,775 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-22 02:32:27,115 INFO L235 CfgBuilder]: Building ICFG [2022-11-22 02:32:27,119 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-22 02:32:27,575 INFO L769 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2022-11-22 02:32:27,606 INFO L276 CfgBuilder]: Performing block encoding [2022-11-22 02:32:27,674 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-22 02:32:27,674 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-22 02:32:27,677 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:32:27 BoogieIcfgContainer [2022-11-22 02:32:27,677 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-22 02:32:27,681 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-22 02:32:27,681 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-22 02:32:27,684 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-22 02:32:27,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 02:32:22" (1/3) ... [2022-11-22 02:32:27,687 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1997ef28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:32:27, skipping insertion in model container [2022-11-22 02:32:27,687 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:26" (2/3) ... [2022-11-22 02:32:27,688 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1997ef28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 02:32:27, skipping insertion in model container [2022-11-22 02:32:27,688 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:32:27" (3/3) ... [2022-11-22 02:32:27,690 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_c_str_eq_harness.i [2022-11-22 02:32:27,711 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-22 02:32:27,715 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-22 02:32:27,784 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-22 02:32:27,796 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;@22df93c8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-22 02:32:27,797 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-22 02:32:27,802 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) [2022-11-22 02:32:27,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2022-11-22 02:32:27,816 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:27,817 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] [2022-11-22 02:32:27,818 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:27,833 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:27,833 INFO L85 PathProgramCache]: Analyzing trace with hash -2007445460, now seen corresponding path program 1 times [2022-11-22 02:32:27,844 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:27,845 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1462961131] [2022-11-22 02:32:27,845 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:27,845 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:28,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:28,430 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2022-11-22 02:32:28,431 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:28,431 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1462961131] [2022-11-22 02:32:28,431 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1462961131] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:28,432 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:28,432 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-11-22 02:32:28,433 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1144743790] [2022-11-22 02:32:28,434 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:28,438 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-11-22 02:32:28,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:28,485 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-11-22 02:32:28,486 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-11-22 02:32:28,488 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) [2022-11-22 02:32:28,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:28,598 INFO L93 Difference]: Finished difference Result 85 states and 108 transitions. [2022-11-22 02:32:28,599 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-11-22 02:32:28,600 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 [2022-11-22 02:32:28,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:28,608 INFO L225 Difference]: With dead ends: 85 [2022-11-22 02:32:28,608 INFO L226 Difference]: Without dead ends: 57 [2022-11-22 02:32:28,611 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 [2022-11-22 02:32:28,614 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 [2022-11-22 02:32:28,615 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] [2022-11-22 02:32:28,632 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-22 02:32:28,658 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-22 02:32:28,659 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) [2022-11-22 02:32:28,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 70 transitions. [2022-11-22 02:32:28,666 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 70 transitions. Word has length 50 [2022-11-22 02:32:28,668 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:28,668 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 70 transitions. [2022-11-22 02:32:28,669 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) [2022-11-22 02:32:28,669 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2022-11-22 02:32:28,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2022-11-22 02:32:28,672 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:28,672 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] [2022-11-22 02:32:28,672 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-22 02:32:28,672 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:28,673 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:28,673 INFO L85 PathProgramCache]: Analyzing trace with hash 1782800097, now seen corresponding path program 1 times [2022-11-22 02:32:28,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:28,673 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [693570601] [2022-11-22 02:32:28,674 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:28,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:28,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:29,856 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2022-11-22 02:32:29,856 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:29,856 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [693570601] [2022-11-22 02:32:29,857 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [693570601] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:29,857 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:29,857 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2022-11-22 02:32:29,857 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1764223077] [2022-11-22 02:32:29,857 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:29,859 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2022-11-22 02:32:29,859 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:29,859 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2022-11-22 02:32:29,860 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=111, Unknown=0, NotChecked=0, Total=132 [2022-11-22 02:32:29,860 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) [2022-11-22 02:32:30,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:30,204 INFO L93 Difference]: Finished difference Result 78 states and 92 transitions. [2022-11-22 02:32:30,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-11-22 02:32:30,204 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 [2022-11-22 02:32:30,205 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:30,206 INFO L225 Difference]: With dead ends: 78 [2022-11-22 02:32:30,206 INFO L226 Difference]: Without dead ends: 57 [2022-11-22 02:32:30,207 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 [2022-11-22 02:32:30,208 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, 0.2s IncrementalHoareTripleChecker+Time [2022-11-22 02:32:30,208 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [29 Valid, 495 Invalid, 216 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [19 Valid, 197 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-22 02:32:30,209 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2022-11-22 02:32:30,217 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2022-11-22 02:32:30,218 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) [2022-11-22 02:32:30,219 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 69 transitions. [2022-11-22 02:32:30,219 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 69 transitions. Word has length 52 [2022-11-22 02:32:30,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:30,220 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 69 transitions. [2022-11-22 02:32:30,220 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) [2022-11-22 02:32:30,221 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 69 transitions. [2022-11-22 02:32:30,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2022-11-22 02:32:30,222 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:30,222 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] [2022-11-22 02:32:30,223 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-11-22 02:32:30,223 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:30,223 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:30,223 INFO L85 PathProgramCache]: Analyzing trace with hash 17086336, now seen corresponding path program 1 times [2022-11-22 02:32:30,224 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:30,224 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1687386677] [2022-11-22 02:32:30,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:30,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:30,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:31,395 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2022-11-22 02:32:31,396 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:31,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1687386677] [2022-11-22 02:32:31,396 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1687386677] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:31,397 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:31,397 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [15] imperfect sequences [] total 15 [2022-11-22 02:32:31,397 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1581357540] [2022-11-22 02:32:31,397 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:31,398 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-22 02:32:31,398 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:31,399 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-22 02:32:31,399 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=183, Unknown=0, NotChecked=0, Total=210 [2022-11-22 02:32:31,399 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) [2022-11-22 02:32:31,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:31,851 INFO L93 Difference]: Finished difference Result 86 states and 107 transitions. [2022-11-22 02:32:31,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2022-11-22 02:32:31,851 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 [2022-11-22 02:32:31,852 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:31,853 INFO L225 Difference]: With dead ends: 86 [2022-11-22 02:32:31,853 INFO L226 Difference]: Without dead ends: 84 [2022-11-22 02:32:31,855 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 [2022-11-22 02:32:31,858 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 [2022-11-22 02:32:31,860 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] [2022-11-22 02:32:31,861 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 84 states. [2022-11-22 02:32:31,876 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 84 to 74. [2022-11-22 02:32:31,877 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) [2022-11-22 02:32:31,878 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 74 states and 92 transitions. [2022-11-22 02:32:31,881 INFO L78 Accepts]: Start accepts. Automaton has 74 states and 92 transitions. Word has length 56 [2022-11-22 02:32:31,883 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:31,883 INFO L495 AbstractCegarLoop]: Abstraction has 74 states and 92 transitions. [2022-11-22 02:32:31,883 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) [2022-11-22 02:32:31,884 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 92 transitions. [2022-11-22 02:32:31,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2022-11-22 02:32:31,894 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:31,894 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] [2022-11-22 02:32:31,894 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2022-11-22 02:32:31,894 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:31,895 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:31,895 INFO L85 PathProgramCache]: Analyzing trace with hash -1027398026, now seen corresponding path program 1 times [2022-11-22 02:32:31,895 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:31,895 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2028901868] [2022-11-22 02:32:31,895 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:31,896 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:31,961 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:32,858 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2022-11-22 02:32:32,858 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:32,858 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2028901868] [2022-11-22 02:32:32,859 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2028901868] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:32,859 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:32,859 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2022-11-22 02:32:32,859 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822820402] [2022-11-22 02:32:32,859 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:32,860 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2022-11-22 02:32:32,860 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:32,861 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2022-11-22 02:32:32,861 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2022-11-22 02:32:32,861 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) [2022-11-22 02:32:33,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:33,222 INFO L93 Difference]: Finished difference Result 90 states and 110 transitions. [2022-11-22 02:32:33,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 02:32:33,224 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 [2022-11-22 02:32:33,224 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:33,225 INFO L225 Difference]: With dead ends: 90 [2022-11-22 02:32:33,225 INFO L226 Difference]: Without dead ends: 88 [2022-11-22 02:32:33,226 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 [2022-11-22 02:32:33,228 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 [2022-11-22 02:32:33,229 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] [2022-11-22 02:32:33,230 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-22 02:32:33,242 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 82. [2022-11-22 02:32:33,243 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) [2022-11-22 02:32:33,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 82 states and 100 transitions. [2022-11-22 02:32:33,244 INFO L78 Accepts]: Start accepts. Automaton has 82 states and 100 transitions. Word has length 64 [2022-11-22 02:32:33,245 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:33,245 INFO L495 AbstractCegarLoop]: Abstraction has 82 states and 100 transitions. [2022-11-22 02:32:33,245 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) [2022-11-22 02:32:33,245 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 100 transitions. [2022-11-22 02:32:33,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-22 02:32:33,247 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:33,247 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] [2022-11-22 02:32:33,247 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2022-11-22 02:32:33,247 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:33,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:33,248 INFO L85 PathProgramCache]: Analyzing trace with hash 1591579472, now seen corresponding path program 1 times [2022-11-22 02:32:33,248 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:33,248 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [788942331] [2022-11-22 02:32:33,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:33,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:33,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:34,362 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2022-11-22 02:32:34,363 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:34,363 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [788942331] [2022-11-22 02:32:34,363 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [788942331] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:34,363 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:34,363 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-22 02:32:34,363 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1547306781] [2022-11-22 02:32:34,363 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:34,364 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 02:32:34,364 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:34,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 02:32:34,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=157, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:32:34,365 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) [2022-11-22 02:32:34,719 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:34,719 INFO L93 Difference]: Finished difference Result 94 states and 113 transitions. [2022-11-22 02:32:34,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-22 02:32:34,720 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 [2022-11-22 02:32:34,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:34,723 INFO L225 Difference]: With dead ends: 94 [2022-11-22 02:32:34,724 INFO L226 Difference]: Without dead ends: 92 [2022-11-22 02:32:34,725 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 [2022-11-22 02:32:34,727 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 [2022-11-22 02:32:34,728 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] [2022-11-22 02:32:34,729 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2022-11-22 02:32:34,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 86. [2022-11-22 02:32:34,741 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) [2022-11-22 02:32:34,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 86 states and 103 transitions. [2022-11-22 02:32:34,743 INFO L78 Accepts]: Start accepts. Automaton has 86 states and 103 transitions. Word has length 79 [2022-11-22 02:32:34,743 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:34,744 INFO L495 AbstractCegarLoop]: Abstraction has 86 states and 103 transitions. [2022-11-22 02:32:34,744 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) [2022-11-22 02:32:34,744 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 103 transitions. [2022-11-22 02:32:34,745 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-22 02:32:34,745 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:34,746 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] [2022-11-22 02:32:34,746 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2022-11-22 02:32:34,746 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:34,746 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:34,747 INFO L85 PathProgramCache]: Analyzing trace with hash -886361530, now seen corresponding path program 1 times [2022-11-22 02:32:34,747 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:34,747 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [158756368] [2022-11-22 02:32:34,747 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:34,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:35,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:36,115 INFO L134 CoverageAnalysis]: Checked inductivity of 85 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 83 trivial. 0 not checked. [2022-11-22 02:32:36,116 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:36,116 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [158756368] [2022-11-22 02:32:36,116 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [158756368] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:36,116 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:36,116 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-22 02:32:36,116 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1862876550] [2022-11-22 02:32:36,116 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:36,117 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 02:32:36,117 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:36,117 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 02:32:36,117 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=154, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:32:36,118 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) [2022-11-22 02:32:36,375 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:36,376 INFO L93 Difference]: Finished difference Result 92 states and 108 transitions. [2022-11-22 02:32:36,376 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2022-11-22 02:32:36,377 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 [2022-11-22 02:32:36,377 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:36,379 INFO L225 Difference]: With dead ends: 92 [2022-11-22 02:32:36,379 INFO L226 Difference]: Without dead ends: 88 [2022-11-22 02:32:36,380 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 [2022-11-22 02:32:36,382 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 [2022-11-22 02:32:36,383 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] [2022-11-22 02:32:36,383 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2022-11-22 02:32:36,398 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 63. [2022-11-22 02:32:36,398 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) [2022-11-22 02:32:36,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 73 transitions. [2022-11-22 02:32:36,399 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 73 transitions. Word has length 87 [2022-11-22 02:32:36,399 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:36,400 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 73 transitions. [2022-11-22 02:32:36,400 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) [2022-11-22 02:32:36,400 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 73 transitions. [2022-11-22 02:32:36,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-22 02:32:36,401 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:36,401 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] [2022-11-22 02:32:36,401 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2022-11-22 02:32:36,401 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:36,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:36,402 INFO L85 PathProgramCache]: Analyzing trace with hash 1344876461, now seen corresponding path program 1 times [2022-11-22 02:32:36,402 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:36,402 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1825521851] [2022-11-22 02:32:36,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:36,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:36,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-22 02:32:38,075 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-22 02:32:38,075 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2022-11-22 02:32:38,079 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1825521851] [2022-11-22 02:32:38,079 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1825521851] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-22 02:32:38,079 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-22 02:32:38,079 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2022-11-22 02:32:38,080 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1611137208] [2022-11-22 02:32:38,080 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-22 02:32:38,080 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2022-11-22 02:32:38,081 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2022-11-22 02:32:38,082 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2022-11-22 02:32:38,082 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=155, Unknown=0, NotChecked=0, Total=182 [2022-11-22 02:32:38,082 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) [2022-11-22 02:32:38,381 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-22 02:32:38,381 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2022-11-22 02:32:38,382 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2022-11-22 02:32:38,382 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 [2022-11-22 02:32:38,382 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-22 02:32:38,383 INFO L225 Difference]: With dead ends: 94 [2022-11-22 02:32:38,383 INFO L226 Difference]: Without dead ends: 63 [2022-11-22 02:32:38,384 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 [2022-11-22 02:32:38,384 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 [2022-11-22 02:32:38,384 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] [2022-11-22 02:32:38,385 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2022-11-22 02:32:38,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2022-11-22 02:32:38,399 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) [2022-11-22 02:32:38,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 72 transitions. [2022-11-22 02:32:38,402 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 72 transitions. Word has length 78 [2022-11-22 02:32:38,402 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-22 02:32:38,403 INFO L495 AbstractCegarLoop]: Abstraction has 63 states and 72 transitions. [2022-11-22 02:32:38,404 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) [2022-11-22 02:32:38,404 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 72 transitions. [2022-11-22 02:32:38,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-22 02:32:38,413 INFO L187 NwaCegarLoop]: Found error trace [2022-11-22 02:32:38,413 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] [2022-11-22 02:32:38,413 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2022-11-22 02:32:38,413 INFO L420 AbstractCegarLoop]: === Iteration 8 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-22 02:32:38,414 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-22 02:32:38,414 INFO L85 PathProgramCache]: Analyzing trace with hash -228044931, now seen corresponding path program 1 times [2022-11-22 02:32:38,414 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-22 02:32:38,414 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246636665] [2022-11-22 02:32:38,415 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-22 02:32:38,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-22 02:32:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:32:38,758 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-22 02:32:39,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-22 02:32:39,188 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-22 02:32:39,188 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-22 02:32:39,189 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-22 02:32:39,192 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2022-11-22 02:32:39,196 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1] [2022-11-22 02:32:39,200 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-22 02:32:39,304 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 02:32:39 BoogieIcfgContainer [2022-11-22 02:32:39,304 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-22 02:32:39,305 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-22 02:32:39,305 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-22 02:32:39,305 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-22 02:32:39,306 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 02:32:27" (3/4) ... [2022-11-22 02:32:39,309 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-22 02:32:39,309 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-22 02:32:39,310 INFO L158 Benchmark]: Toolchain (without parser) took 17028.19ms. Allocated memory was 155.2MB in the beginning and 476.1MB in the end (delta: 320.9MB). Free memory was 97.1MB in the beginning and 388.0MB in the end (delta: -290.9MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,310 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:32:39,310 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4068.38ms. Allocated memory was 155.2MB in the beginning and 188.7MB in the end (delta: 33.6MB). Free memory was 97.1MB in the beginning and 76.3MB in the end (delta: 20.8MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,311 INFO L158 Benchmark]: Boogie Procedure Inliner took 187.29ms. Allocated memory is still 188.7MB. Free memory was 76.3MB in the beginning and 65.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,311 INFO L158 Benchmark]: Boogie Preprocessor took 67.21ms. Allocated memory is still 188.7MB. Free memory was 65.8MB in the beginning and 61.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,311 INFO L158 Benchmark]: RCFGBuilder took 1067.85ms. Allocated memory was 188.7MB in the beginning and 249.6MB in the end (delta: 60.8MB). Free memory was 61.6MB in the beginning and 138.7MB in the end (delta: -77.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,312 INFO L158 Benchmark]: TraceAbstraction took 11623.09ms. Allocated memory was 249.6MB in the beginning and 476.1MB in the end (delta: 226.5MB). Free memory was 137.7MB in the beginning and 389.1MB in the end (delta: -251.4MB). Peak memory consumption was 192.1MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,312 INFO L158 Benchmark]: Witness Printer took 4.62ms. Allocated memory is still 476.1MB. Free memory was 389.1MB in the beginning and 388.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2022-11-22 02:32:39,314 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 155.2MB. Free memory is still 99.0MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4068.38ms. Allocated memory was 155.2MB in the beginning and 188.7MB in the end (delta: 33.6MB). Free memory was 97.1MB in the beginning and 76.3MB in the end (delta: 20.8MB). Peak memory consumption was 96.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 187.29ms. Allocated memory is still 188.7MB. Free memory was 76.3MB in the beginning and 65.8MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 67.21ms. Allocated memory is still 188.7MB. Free memory was 65.8MB in the beginning and 61.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.85ms. Allocated memory was 188.7MB in the beginning and 249.6MB in the end (delta: 60.8MB). Free memory was 61.6MB in the beginning and 138.7MB in the end (delta: -77.1MB). Peak memory consumption was 15.2MB. Max. memory is 16.1GB. * TraceAbstraction took 11623.09ms. Allocated memory was 249.6MB in the beginning and 476.1MB in the end (delta: 226.5MB). Free memory was 137.7MB in the beginning and 389.1MB in the end (delta: -251.4MB). Peak memory consumption was 192.1MB. Max. memory is 16.1GB. * Witness Printer took 4.62ms. Allocated memory is still 476.1MB. Free memory was 389.1MB in the beginning and 388.0MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * 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 [\old(max_size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [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 [\old(max_size)=64, max_size=64, nondet_uint64_t()=-18446744073709551615, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=64, bounded_malloc(cap)={-2:0}, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}, str[cap - 1]=0] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}, str[cap - 1]=0] [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 [\old(max_size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [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 [\old(max_size)=64, max_size=64, nondet_uint64_t()=18446744073709551617, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6832] size_t cap = nondet_uint64_t(); [L6833] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6833] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6896-L6898] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6896-L6898] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=1] [L6899] return malloc(size); [L6834] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=64, bounded_malloc(cap)={-3:0}, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6834] const char *str = bounded_malloc(cap); [L6838] EXPR str[cap - 1] VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}, str[cap - 1]=0] [L6838] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6838] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=64, cap=1, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}, str[cap - 1]=0] [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 [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10794] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, 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 [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10794] RET assume_abort_if_not((aws_c_string_is_valid(a))) VAL [a={-2:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, 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 [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10795] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, aws_c_string_is_valid(b)=1, b={-3:0}, 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 [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10795] RET assume_abort_if_not((aws_c_string_is_valid(b))) VAL [a={-2:0}, a={-2:0}, aws_c_string_is_valid(b)=1, b={-3:0}, 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 [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, aws_c_string_is_valid(a)=1, b={-3:0}, 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 [a={-2:0}, 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}, 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 [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-3:0}] [L6272] return str && ((((1)) == 0) || ((str))); [L10799] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, 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}, 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 [a={-2:0}, 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}, 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 [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] RET __VERIFIER_assert((aws_c_string_is_valid(a) && aws_c_string_is_valid(b))) VAL [a={-2:0}, 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}, b={-3:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10799] return rval; VAL [\result=1, a={-2:0}, a={-2:0}, b={-3:0}, 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 [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7113] RET __VERIFIER_assert(!a == !b) VAL [\old(len)=258, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7114-L7117] COND TRUE len > 0 && a != ((void *)0) && b != ((void *)0) VAL [\old(len)=258, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [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 [\old(len)=258, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, len=258, nondet_uint64_t()=18446744073709551873, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7119] size_t i = nondet_uint64_t(); [L7120-L7122] CALL assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L7120-L7122] RET assume_abort_if_not(i < len && len < ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(len)=258, a={-2:0}, a={-2:0}, b={-3:0}, b={-3:0}, i=257, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7123] EXPR a[i] [L7123] EXPR b[i] VAL [\old(len)=258, a={-2:0}, a={-2:0}, a[i]=-255, b={-3:0}, b={-3:0}, b[i]=0, i=257, len=258, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L7123] CALL __VERIFIER_assert(a[i] == b[i]) VAL [\old(cond)=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] reach_error() VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.4s, OverallIterations: 8, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 2.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 227 SdHoareTripleChecker+Valid, 1.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 191 mSDsluCounter, 4097 SdHoareTripleChecker+Invalid, 1.2s 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, 1.1s 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, 1.2s SatisfiabilityAnalysisTime, 6.8s 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 [2022-11-22 02:32:39,343 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba --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-b5237d8 [2022-11-22 02:32:41,743 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-22 02:32:41,746 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-22 02:32:41,777 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-22 02:32:41,778 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-22 02:32:41,779 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-22 02:32:41,780 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-22 02:32:41,782 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-22 02:32:41,791 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-22 02:32:41,797 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-22 02:32:41,798 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-22 02:32:41,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-22 02:32:41,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-22 02:32:41,809 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-22 02:32:41,810 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-22 02:32:41,811 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-22 02:32:41,812 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-22 02:32:41,813 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-22 02:32:41,814 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-22 02:32:41,816 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-22 02:32:41,817 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-22 02:32:41,818 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-22 02:32:41,820 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-22 02:32:41,820 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-22 02:32:41,824 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-22 02:32:41,824 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-22 02:32:41,824 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-22 02:32:41,825 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-22 02:32:41,826 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-22 02:32:41,827 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-22 02:32:41,827 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-22 02:32:41,828 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-22 02:32:41,828 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-22 02:32:41,829 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-22 02:32:41,830 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-22 02:32:41,830 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-22 02:32:41,831 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-22 02:32:41,831 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-22 02:32:41,832 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-22 02:32:41,833 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-22 02:32:41,833 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-22 02:32:41,834 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-22 02:32:41,857 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-22 02:32:41,857 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-22 02:32:41,858 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-22 02:32:41,858 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-22 02:32:41,859 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-22 02:32:41,859 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-22 02:32:41,859 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-22 02:32:41,859 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-22 02:32:41,859 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-22 02:32:41,860 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-22 02:32:41,860 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-22 02:32:41,860 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-22 02:32:41,861 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-22 02:32:41,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-22 02:32:41,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-22 02:32:41,862 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-22 02:32:41,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-22 02:32:41,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-22 02:32:41,862 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-22 02:32:41,862 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-22 02:32:41,863 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-22 02:32:41,863 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-22 02:32:41,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-22 02:32:41,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-22 02:32:41,863 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-22 02:32:41,864 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-22 02:32:41,864 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-22 02:32:41,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-22 02:32:41,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-22 02:32:41,865 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-22 02:32:41,885 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-22 02:32:41,886 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-22 02:32:41,886 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-22 02:32:41,886 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-22 02:32:41,886 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-22 02:32:41,887 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e2319232de809c5fc7a2ae9b5bcaacd5710dfa5ecc8cc9afebba783e154bd6e0 [2022-11-22 02:32:42,232 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-22 02:32:42,263 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-22 02:32:42,266 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-22 02:32:42,267 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-22 02:32:42,267 INFO L275 PluginConnector]: CDTParser initialized [2022-11-22 02:32:42,268 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-22 02:32:45,359 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-22 02:32:46,030 INFO L351 CDTParser]: Found 1 translation units. [2022-11-22 02:32:46,030 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i [2022-11-22 02:32:46,066 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/bfc5bb881/201ed34f69904fbfb589820db98c2037/FLAG3cd15d969 [2022-11-22 02:32:46,089 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/bin/utaipan-g80aRyZoba/data/bfc5bb881/201ed34f69904fbfb589820db98c2037 [2022-11-22 02:32:46,094 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-22 02:32:46,095 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-22 02:32:46,099 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-22 02:32:46,101 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-22 02:32:46,105 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-22 02:32:46,105 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:46" (1/1) ... [2022-11-22 02:32:46,106 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fd0abe6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 02:32:46, skipping insertion in model container [2022-11-22 02:32:46,107 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 02:32:46" (1/1) ... [2022-11-22 02:32:46,114 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-22 02:32:46,252 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:32:46,565 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-22 02:32:46,576 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-22 02:32:47,666 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,667 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,667 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,668 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,669 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,684 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,685 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,687 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:47,688 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:48,260 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:32:48,263 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:32:48,265 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:32:48,267 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:32:48,269 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:32:48,269 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:32:48,270 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:32:48,271 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:32:48,271 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:32:48,272 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:32:48,611 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:32:48,777 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:48,777 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,100 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,100 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,126 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,127 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,133 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,133 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,150 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,151 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,152 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,152 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,153 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,153 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,154 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,217 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:49,284 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-22 02:32:49,369 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-22 02:32:49,374 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-22 02:32:49,375 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-22 02:32:49,423 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,424 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,424 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,425 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,425 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,433 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,433 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,434 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,435 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,465 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:32:49,466 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:32:49,467 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:32:49,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:32:49,468 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:32:49,469 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:32:49,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:32:49,470 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:32:49,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:32:49,471 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:32:49,524 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:32:49,578 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,578 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,659 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,659 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,666 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,667 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,669 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,670 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,676 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,677 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,677 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,678 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,678 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,678 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,679 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,746 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-22 02:32:49,773 INFO L203 MainTranslator]: Completed pre-run [2022-11-22 02:32:49,796 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4500,4513] [2022-11-22 02:32:49,797 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_be70e8d6-7f6c-4f70-ae0b-62b1eb8fa17f/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness.i[4560,4573] [2022-11-22 02:32:49,835 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,837 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,838 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,838 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,839 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,844 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,845 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,846 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,846 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,882 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-22 02:32:49,883 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-22 02:32:49,884 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-22 02:32:49,884 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-22 02:32:49,885 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-22 02:32:49,886 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-22 02:32:49,886 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-22 02:32:49,887 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-22 02:32:49,888 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-22 02:32:49,888 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-22 02:32:49,913 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-22 02:32:49,981 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:49,982 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,047 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,047 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,055 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,056 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,058 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,059 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-22 02:32:50,061 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:2957) 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:3314) 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) [2022-11-22 02:32:50,067 INFO L158 Benchmark]: Toolchain (without parser) took 3970.58ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 46.7MB in the beginning and 37.0MB in the end (delta: 9.7MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2022-11-22 02:32:50,067 INFO L158 Benchmark]: CDTParser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-22 02:32:50,068 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3965.73ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 46.5MB in the beginning and 37.0MB in the end (delta: 9.5MB). Peak memory consumption was 63.7MB. Max. memory is 16.1GB. [2022-11-22 02:32:50,072 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25ms. Allocated memory is still 79.7MB. Free memory is still 57.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3965.73ms. Allocated memory was 79.7MB in the beginning and 125.8MB in the end (delta: 46.1MB). Free memory was 46.5MB in the beginning and 37.0MB in the end (delta: 9.5MB). Peak memory consumption was 63.7MB. 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