./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:40:36,875 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:40:36,878 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:40:36,914 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:40:36,915 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:40:36,916 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:40:36,917 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:40:36,919 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:40:36,921 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:40:36,922 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:40:36,923 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:40:36,924 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:40:36,924 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:40:36,925 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:40:36,927 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:40:36,928 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:40:36,929 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:40:36,930 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:40:36,931 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:40:36,933 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:40:36,935 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:40:36,936 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:40:36,937 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:40:36,938 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:40:36,942 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:40:36,942 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:40:36,943 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:40:36,943 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:40:36,944 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:40:36,945 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:40:36,945 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:40:36,953 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:40:36,954 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:40:36,955 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:40:36,956 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:40:36,956 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:40:36,957 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:40:36,957 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:40:36,957 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:40:36,958 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:40:36,959 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:40:36,965 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-11-03 01:40:37,001 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:40:37,001 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:40:37,001 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:40:37,001 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:40:37,002 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:40:37,002 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:40:37,002 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:40:37,003 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:40:37,003 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:40:37,003 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-11-03 01:40:37,003 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:40:37,003 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:40:37,004 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-11-03 01:40:37,004 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-11-03 01:40:37,004 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:40:37,004 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-11-03 01:40:37,010 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-11-03 01:40:37,010 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-11-03 01:40:37,011 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:40:37,011 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-03 01:40:37,012 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:40:37,012 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:40:37,012 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:40:37,013 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:40:37,013 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:40:37,013 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:40:37,013 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:40:37,013 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:40:37,014 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:40:37,014 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:37,015 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:40:37,015 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-11-03 01:40:37,015 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:40:37,015 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:40:37,015 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-11-03 01:40:37,016 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-03 01:40:37,017 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:40:37,017 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:40:37,017 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_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2022-11-03 01:40:37,334 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:40:37,373 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:40:37,376 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:40:37,377 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:40:37,378 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:40:37,379 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-11-03 01:40:37,447 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/55371cdea/f97f29b8660a424faadbc8e856e450b6/FLAG92c6c5d80 [2022-11-03 01:40:38,303 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:40:38,304 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-11-03 01:40:38,349 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/55371cdea/f97f29b8660a424faadbc8e856e450b6/FLAG92c6c5d80 [2022-11-03 01:40:38,795 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/55371cdea/f97f29b8660a424faadbc8e856e450b6 [2022-11-03 01:40:38,797 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:40:38,799 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:40:38,810 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:38,811 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:40:38,814 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:40:38,815 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:38" (1/1) ... [2022-11-03 01:40:38,816 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7c18827b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:38, skipping insertion in model container [2022-11-03 01:40:38,817 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:38" (1/1) ... [2022-11-03 01:40:38,824 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:40:38,961 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:40:39,317 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-11-03 01:40:39,325 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-11-03 01:40:40,276 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,277 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,277 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,278 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,280 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,294 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,295 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,296 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,297 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:40,711 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:40:40,714 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:40:40,716 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:40:40,718 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:40:40,723 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:40:40,728 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:40:40,729 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:40:40,730 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:40:40,730 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:40:40,731 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:40:40,968 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:40:41,110 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,112 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,194 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,194 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,195 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,197 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,197 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,200 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:40:41,280 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:40:41,307 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-11-03 01:40:41,308 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-11-03 01:40:41,352 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,352 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,353 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,353 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,354 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,360 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,361 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,361 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,362 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,411 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:40:41,412 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:40:41,413 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:40:41,413 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:40:41,414 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:40:41,415 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:40:41,415 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:40:41,416 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:40:41,416 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:40:41,417 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:40:41,451 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:40:41,515 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,516 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,551 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,551 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,552 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,552 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,553 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:41,553 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:40:41,837 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:40:41,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41 WrapperNode [2022-11-03 01:40:41,837 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:41,838 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:40:41,839 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:40:41,839 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:40:41,846 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:41,952 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,045 INFO L138 Inliner]: procedures = 690, calls = 2488, calls flagged for inlining = 52, calls inlined = 3, statements flattened = 729 [2022-11-03 01:40:42,045 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:40:42,046 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:40:42,046 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:40:42,047 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:40:42,056 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,057 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,063 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,063 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,120 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,123 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,127 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,131 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,138 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:40:42,139 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:40:42,139 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:40:42,139 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:40:42,140 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (1/1) ... [2022-11-03 01:40:42,146 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:42,158 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:40:42,170 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:40:42,201 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:40:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure aws_nospec_mask [2022-11-03 01:40:42,236 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_nospec_mask [2022-11-03 01:40:42,236 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-03 01:40:42,237 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-03 01:40:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:40:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:40:42,237 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:40:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:40:42,237 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-03 01:40:42,547 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:40:42,555 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:40:43,725 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:40:43,867 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:40:43,867 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:40:43,870 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:43 BoogieIcfgContainer [2022-11-03 01:40:43,870 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:40:43,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:40:43,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:40:43,877 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:40:43,877 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:40:38" (1/3) ... [2022-11-03 01:40:43,878 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64704b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:40:43, skipping insertion in model container [2022-11-03 01:40:43,878 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:41" (2/3) ... [2022-11-03 01:40:43,879 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@64704b1f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:40:43, skipping insertion in model container [2022-11-03 01:40:43,879 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:43" (3/3) ... [2022-11-03 01:40:43,881 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2022-11-03 01:40:43,904 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:40:43,905 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:40:43,969 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:40:43,982 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;@103e0290, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:40:43,982 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:40:43,987 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 11 states have internal predecessors, (12), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-03 01:40:43,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-11-03 01:40:43,997 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:40:43,997 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:40:43,999 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:40:44,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:40:44,008 INFO L85 PathProgramCache]: Analyzing trace with hash -638262937, now seen corresponding path program 1 times [2022-11-03 01:40:44,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-11-03 01:40:44,019 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [482547739] [2022-11-03 01:40:44,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:40:44,020 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-03 01:40:44,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 01:40:44,594 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-03 01:40:44,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-03 01:40:44,845 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-11-03 01:40:44,848 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-11-03 01:40:44,849 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 01:40:44,852 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-03 01:40:44,857 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-11-03 01:40:44,863 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 01:40:44,876 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,877 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,877 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,878 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,879 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,882 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,882 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,883 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,883 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,884 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,884 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,885 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,885 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,891 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,891 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,891 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,892 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,893 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,893 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,894 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,894 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,894 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,894 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,895 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,896 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,896 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,897 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,897 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,897 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,897 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,898 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,899 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,899 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,900 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,900 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,900 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,904 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,904 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,906 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,907 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,908 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,908 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,908 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-11-03 01:40:44,909 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,909 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-11-03 01:40:44,910 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-11-03 01:40:44,910 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-11-03 01:40:44,912 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-11-03 01:40:44,912 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-11-03 01:40:44,948 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:40:44 BoogieIcfgContainer [2022-11-03 01:40:44,956 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:40:44,958 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:40:44,959 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:40:44,959 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:40:44,959 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:43" (3/4) ... [2022-11-03 01:40:44,964 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-11-03 01:40:44,965 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:40:44,968 INFO L158 Benchmark]: Toolchain (without parser) took 6166.89ms. Allocated memory was 127.9MB in the beginning and 220.2MB in the end (delta: 92.3MB). Free memory was 82.3MB in the beginning and 82.0MB in the end (delta: 236.3kB). Peak memory consumption was 92.9MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,970 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 107.3MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:40:44,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3027.44ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 82.0MB in the beginning and 107.2MB in the end (delta: -25.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,974 INFO L158 Benchmark]: Boogie Procedure Inliner took 207.23ms. Allocated memory is still 159.4MB. Free memory was 107.2MB in the beginning and 96.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,975 INFO L158 Benchmark]: Boogie Preprocessor took 92.00ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 91.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,975 INFO L158 Benchmark]: RCFGBuilder took 1731.43ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 91.3MB in the beginning and 145.8MB in the end (delta: -54.5MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,976 INFO L158 Benchmark]: TraceAbstraction took 1083.44ms. Allocated memory is still 220.2MB. Free memory was 145.0MB in the beginning and 82.0MB in the end (delta: 62.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. [2022-11-03 01:40:44,977 INFO L158 Benchmark]: Witness Printer took 6.53ms. Allocated memory is still 220.2MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:40:44,979 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 127.9MB. Free memory is still 107.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3027.44ms. Allocated memory was 127.9MB in the beginning and 159.4MB in the end (delta: 31.5MB). Free memory was 82.0MB in the beginning and 107.2MB in the end (delta: -25.2MB). Peak memory consumption was 58.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 207.23ms. Allocated memory is still 159.4MB. Free memory was 107.2MB in the beginning and 96.7MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 92.00ms. Allocated memory is still 159.4MB. Free memory was 96.7MB in the beginning and 91.3MB in the end (delta: 5.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 1731.43ms. Allocated memory was 159.4MB in the beginning and 220.2MB in the end (delta: 60.8MB). Free memory was 91.3MB in the beginning and 145.8MB in the end (delta: -54.5MB). Peak memory consumption was 44.9MB. Max. memory is 16.1GB. * TraceAbstraction took 1083.44ms. Allocated memory is still 220.2MB. Free memory was 145.0MB in the beginning and 82.0MB in the end (delta: 62.9MB). Peak memory consumption was 65.0MB. Max. memory is 16.1GB. * Witness Printer took 6.53ms. Allocated memory is still 220.2MB. Free memory is still 82.0MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 8554, overapproximation of bitwiseComplement at line 8055, overapproximation of bitwiseOr at line 8052. Possible FailurePath: [L6860-L6865] 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, }; [L7093] static __thread int tl_last_error = 0; [L7430-L7442] 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}; [L8553-L8701] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8704-L8707] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8709-L8718] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8720-L8723] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8725-L8729] static _Bool s_common_library_initialized = 0 ; [L8767] CALL aws_nospec_mask_harness() [L8743] size_t index = __VERIFIER_nondet_ulong(); [L8744] size_t bound = __VERIFIER_nondet_ulong(); [L8747] CALL, EXPR aws_nospec_mask(index, bound) VAL [\old(bound)=1, \old(index)=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8052] size_t negative_mask = index | bound; [L8053] size_t toobig_mask = bound - index - (uintptr_t)1; [L8054] size_t combined_mask = negative_mask | toobig_mask; [L8055-L8059] combined_mask = (~combined_mask) / ( (18446744073709551615UL) - ( (18446744073709551615UL) >> 1)) [L8067-L8068] combined_mask = combined_mask * (18446744073709551615UL) [L8071] return combined_mask; [L8747] RET, EXPR aws_nospec_mask(index, bound) VAL [aws_nospec_mask(index, bound)=0, bound=1, errors={197:0}, index=0, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8747] size_t rval = aws_nospec_mask(index, bound); [L8750] COND TRUE rval == 0 VAL [bound=1, errors={197:0}, index=0, rval=0, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8751-L8755] CALL __VERIFIER_assert((index >= bound) || (bound > ( (18446744073709551615UL) / 2)) || (index > ( (18446744073709551615UL) / 2))) VAL [\old(cond)=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 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 [2022-11-03 01:40:45,043 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-03 01:40:47,414 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-03 01:40:47,417 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-03 01:40:47,476 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-03 01:40:47,477 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-03 01:40:47,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-03 01:40:47,483 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-03 01:40:47,487 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-03 01:40:47,493 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-03 01:40:47,501 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-03 01:40:47,502 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-03 01:40:47,503 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-03 01:40:47,503 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-03 01:40:47,504 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-03 01:40:47,505 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-03 01:40:47,506 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-03 01:40:47,507 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-03 01:40:47,507 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-03 01:40:47,509 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-03 01:40:47,511 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-03 01:40:47,512 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-03 01:40:47,519 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-03 01:40:47,522 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-03 01:40:47,525 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-03 01:40:47,537 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-03 01:40:47,537 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-03 01:40:47,538 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-03 01:40:47,542 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-03 01:40:47,543 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-03 01:40:47,544 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-03 01:40:47,544 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-03 01:40:47,545 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-03 01:40:47,545 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-03 01:40:47,546 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-03 01:40:47,547 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-03 01:40:47,547 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-03 01:40:47,548 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-03 01:40:47,548 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-03 01:40:47,548 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-03 01:40:47,549 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-03 01:40:47,550 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-03 01:40:47,553 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-11-03 01:40:47,594 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-03 01:40:47,594 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-03 01:40:47,596 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-03 01:40:47,596 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-03 01:40:47,597 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-03 01:40:47,597 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-03 01:40:47,597 INFO L138 SettingsManager]: * User list type=DISABLED [2022-11-03 01:40:47,598 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-11-03 01:40:47,598 INFO L138 SettingsManager]: * Explicit value domain=true [2022-11-03 01:40:47,598 INFO L138 SettingsManager]: * Octagon Domain=false [2022-11-03 01:40:47,599 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-11-03 01:40:47,599 INFO L138 SettingsManager]: * Interval Domain=false [2022-11-03 01:40:47,601 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-03 01:40:47,601 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-03 01:40:47,601 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-03 01:40:47,601 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-03 01:40:47,602 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-03 01:40:47,602 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-03 01:40:47,602 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-03 01:40:47,602 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-03 01:40:47,603 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-03 01:40:47,603 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-03 01:40:47,603 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-03 01:40:47,603 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-03 01:40:47,604 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-03 01:40:47,604 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-03 01:40:47,604 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:47,604 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-03 01:40:47,604 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-03 01:40:47,605 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-03 01:40:47,605 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-03 01:40:47,605 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-03 01:40:47,605 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-03 01:40:47,606 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-11-03 01:40:47,606 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-03 01:40:47,606 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_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2022-11-03 01:40:47,961 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-03 01:40:47,991 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-03 01:40:47,993 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-03 01:40:47,994 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-03 01:40:47,995 INFO L275 PluginConnector]: CDTParser initialized [2022-11-03 01:40:47,996 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-11-03 01:40:48,062 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/3569e75b8/ab0c6e6ce2a24084b2229e286c4ddb3e/FLAG8fafd4133 [2022-11-03 01:40:48,867 INFO L306 CDTParser]: Found 1 translation units. [2022-11-03 01:40:48,868 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-11-03 01:40:48,906 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/3569e75b8/ab0c6e6ce2a24084b2229e286c4ddb3e/FLAG8fafd4133 [2022-11-03 01:40:48,934 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/data/3569e75b8/ab0c6e6ce2a24084b2229e286c4ddb3e [2022-11-03 01:40:48,936 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-03 01:40:48,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-03 01:40:48,939 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:48,939 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-03 01:40:48,943 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-03 01:40:48,944 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:48" (1/1) ... [2022-11-03 01:40:48,945 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@16554a31 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:48, skipping insertion in model container [2022-11-03 01:40:48,946 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.11 01:40:48" (1/1) ... [2022-11-03 01:40:48,953 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-03 01:40:49,090 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:40:49,405 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-11-03 01:40:49,412 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-11-03 01:40:50,423 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,425 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,430 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,432 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,435 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,451 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,454 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,456 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,458 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:50,865 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:40:50,866 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:40:50,867 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:40:50,869 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:40:50,870 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:40:50,871 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:40:50,871 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:40:50,872 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:40:50,873 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:40:50,873 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:40:51,079 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:40:51,205 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,206 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,295 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,295 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,296 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,313 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,314 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,317 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:40:51,403 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-11-03 01:40:51,453 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-03 01:40:51,459 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-11-03 01:40:51,460 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-11-03 01:40:51,526 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,526 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,527 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,527 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,528 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,535 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,535 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,538 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,539 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,606 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:40:51,607 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:40:51,608 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:40:51,609 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:40:51,609 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:40:51,610 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:40:51,611 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:40:51,611 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:40:51,612 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:40:51,612 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:40:51,660 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:40:51,729 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,730 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,776 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,777 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,778 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,778 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,779 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,779 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:40:51,825 INFO L203 MainTranslator]: Completed pre-run [2022-11-03 01:40:51,849 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-11-03 01:40:51,850 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-11-03 01:40:51,912 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,913 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,913 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,914 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,914 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,923 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,923 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,924 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,925 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:51,954 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-03 01:40:51,955 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-03 01:40:51,956 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-03 01:40:51,958 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-03 01:40:51,959 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-03 01:40:51,959 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-03 01:40:51,960 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-03 01:40:51,960 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-03 01:40:51,961 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-03 01:40:51,962 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-03 01:40:51,986 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-03 01:40:52,055 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,056 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,090 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,090 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,091 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,091 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,092 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-03 01:40:52,093 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-03 01:40:52,493 INFO L208 MainTranslator]: Completed translation [2022-11-03 01:40:52,493 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52 WrapperNode [2022-11-03 01:40:52,494 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-03 01:40:52,495 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-03 01:40:52,495 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-03 01:40:52,495 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-03 01:40:52,503 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,612 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,680 INFO L138 Inliner]: procedures = 710, calls = 2488, calls flagged for inlining = 52, calls inlined = 3, statements flattened = 730 [2022-11-03 01:40:52,681 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-03 01:40:52,681 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-03 01:40:52,681 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-03 01:40:52,682 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-03 01:40:52,691 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,691 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,710 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,711 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,749 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,753 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,771 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,775 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,791 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-03 01:40:52,792 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-03 01:40:52,799 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-03 01:40:52,799 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-03 01:40:52,800 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (1/1) ... [2022-11-03 01:40:52,806 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-03 01:40:52,818 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:40:52,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-03 01:40:52,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-03 01:40:52,884 INFO L130 BoogieDeclarations]: Found specification of procedure aws_nospec_mask [2022-11-03 01:40:52,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_nospec_mask [2022-11-03 01:40:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-11-03 01:40:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-11-03 01:40:52,885 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-03 01:40:52,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-03 01:40:52,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-03 01:40:52,887 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-03 01:40:52,887 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-03 01:40:52,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-03 01:40:53,175 INFO L235 CfgBuilder]: Building ICFG [2022-11-03 01:40:53,177 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-03 01:40:54,779 INFO L276 CfgBuilder]: Performing block encoding [2022-11-03 01:40:54,795 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-03 01:40:54,795 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-03 01:40:54,797 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:54 BoogieIcfgContainer [2022-11-03 01:40:54,798 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-03 01:40:54,800 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-03 01:40:54,801 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-03 01:40:54,804 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-03 01:40:54,804 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 03.11 01:40:48" (1/3) ... [2022-11-03 01:40:54,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c69f0f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:40:54, skipping insertion in model container [2022-11-03 01:40:54,805 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.11 01:40:52" (2/3) ... [2022-11-03 01:40:54,805 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7c69f0f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 03.11 01:40:54, skipping insertion in model container [2022-11-03 01:40:54,806 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:54" (3/3) ... [2022-11-03 01:40:54,808 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2022-11-03 01:40:54,830 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-03 01:40:54,831 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-03 01:40:54,907 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-03 01:40:54,915 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;@5499f118, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-03 01:40:54,915 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-03 01:40:54,921 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-11-03 01:40:54,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-03 01:40:54,929 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:40:54,930 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:40:54,938 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:40:54,944 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:40:54,944 INFO L85 PathProgramCache]: Analyzing trace with hash -861833029, now seen corresponding path program 1 times [2022-11-03 01:40:54,962 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:40:54,963 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [571683980] [2022-11-03 01:40:54,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:40:54,964 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:40:54,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:40:54,973 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:40:55,019 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-11-03 01:40:55,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:40:56,021 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 14 conjunts are in the unsatisfiable core [2022-11-03 01:40:56,028 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:40:57,042 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:40:57,042 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:40:57,043 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:40:57,043 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [571683980] [2022-11-03 01:40:57,044 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [571683980] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:40:57,044 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:40:57,044 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-03 01:40:57,045 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [493157825] [2022-11-03 01:40:57,046 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:40:57,052 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 01:40:57,052 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:40:57,096 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 01:40:57,096 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-11-03 01:40:57,099 INFO L87 Difference]: Start difference. First operand has 21 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:40:57,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:40:57,988 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2022-11-03 01:40:57,993 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 01:40:57,995 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-03 01:40:57,995 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:40:58,002 INFO L225 Difference]: With dead ends: 40 [2022-11-03 01:40:58,003 INFO L226 Difference]: Without dead ends: 16 [2022-11-03 01:40:58,006 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-03 01:40:58,010 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 16 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-11-03 01:40:58,010 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 76 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-11-03 01:40:58,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-11-03 01:40:58,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-11-03 01:40:58,047 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 01:40:58,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-11-03 01:40:58,050 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 12 [2022-11-03 01:40:58,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:40:58,051 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-11-03 01:40:58,051 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:40:58,052 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-11-03 01:40:58,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-11-03 01:40:58,052 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:40:58,052 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:40:58,090 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-11-03 01:40:58,271 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:40:58,272 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:40:58,272 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:40:58,272 INFO L85 PathProgramCache]: Analyzing trace with hash -859002884, now seen corresponding path program 1 times [2022-11-03 01:40:58,275 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:40:58,275 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [524018065] [2022-11-03 01:40:58,275 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:40:58,275 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:40:58,275 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:40:58,278 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:40:58,323 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-11-03 01:40:59,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:40:59,080 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 8 conjunts are in the unsatisfiable core [2022-11-03 01:40:59,082 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:40:59,493 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:40:59,493 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-03 01:40:59,493 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:40:59,493 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [524018065] [2022-11-03 01:40:59,493 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [524018065] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-03 01:40:59,494 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-03 01:40:59,494 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-11-03 01:40:59,494 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1392484204] [2022-11-03 01:40:59,494 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-03 01:40:59,495 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-11-03 01:40:59,495 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:40:59,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-11-03 01:40:59,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-11-03 01:40:59,496 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:40:59,551 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:40:59,551 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2022-11-03 01:40:59,552 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 01:40:59,552 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-11-03 01:40:59,552 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:40:59,552 INFO L225 Difference]: With dead ends: 22 [2022-11-03 01:40:59,553 INFO L226 Difference]: Without dead ends: 18 [2022-11-03 01:40:59,553 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-11-03 01:40:59,554 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 20 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-03 01:40:59,554 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 71 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 20 Unchecked, 0.0s Time] [2022-11-03 01:40:59,555 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-11-03 01:40:59,559 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-11-03 01:40:59,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 12 states have (on average 1.0) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-11-03 01:40:59,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2022-11-03 01:40:59,560 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 12 [2022-11-03 01:40:59,560 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:40:59,560 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2022-11-03 01:40:59,560 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-11-03 01:40:59,560 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2022-11-03 01:40:59,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-11-03 01:40:59,561 INFO L187 NwaCegarLoop]: Found error trace [2022-11-03 01:40:59,561 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-03 01:40:59,604 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2022-11-03 01:40:59,761 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 [2022-11-03 01:40:59,762 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-03 01:40:59,762 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-03 01:40:59,762 INFO L85 PathProgramCache]: Analyzing trace with hash -668467305, now seen corresponding path program 1 times [2022-11-03 01:40:59,765 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-11-03 01:40:59,765 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2147258940] [2022-11-03 01:40:59,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:40:59,765 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-11-03 01:40:59,765 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat [2022-11-03 01:40:59,772 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-11-03 01:40:59,780 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-11-03 01:41:00,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:41:00,536 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 01:41:00,539 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:41:01,535 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:01,536 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 01:41:03,277 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:03,282 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-11-03 01:41:03,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2147258940] [2022-11-03 01:41:03,283 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [2147258940] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 01:41:03,283 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [495234931] [2022-11-03 01:41:03,284 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:41:03,284 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-11-03 01:41:03,284 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/cvc4 [2022-11-03 01:41:03,286 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-11-03 01:41:03,305 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2022-11-03 01:41:10,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:41:10,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 01:41:10,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:41:10,522 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:10,523 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 01:41:11,307 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:11,307 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleCvc4 [495234931] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 01:41:11,307 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [691298567] [2022-11-03 01:41:11,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-03 01:41:11,308 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-03 01:41:11,308 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 [2022-11-03 01:41:11,310 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-03 01:41:11,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2022-11-03 01:41:12,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-03 01:41:12,779 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 16 conjunts are in the unsatisfiable core [2022-11-03 01:41:12,781 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-03 01:41:13,097 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:13,097 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-03 01:41:13,954 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-11-03 01:41:13,955 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [691298567] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-03 01:41:13,955 INFO L184 FreeRefinementEngine]: Found 0 perfect and 6 imperfect interpolant sequences. [2022-11-03 01:41:13,955 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 9, 10, 9, 10, 9] total 15 [2022-11-03 01:41:13,955 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [280513101] [2022-11-03 01:41:13,955 INFO L85 oduleStraightlineAll]: Using 6 imperfect interpolants to construct interpolant automaton [2022-11-03 01:41:13,956 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2022-11-03 01:41:13,956 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-11-03 01:41:13,956 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2022-11-03 01:41:13,957 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2022-11-03 01:41:13,957 INFO L87 Difference]: Start difference. First operand 18 states and 17 transitions. Second operand has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 11 states have internal predecessors, (20), 4 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-03 01:41:14,675 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-03 01:41:14,675 INFO L93 Difference]: Finished difference Result 18 states and 17 transitions. [2022-11-03 01:41:14,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-11-03 01:41:14,676 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 11 states have internal predecessors, (20), 4 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) Word has length 17 [2022-11-03 01:41:14,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-03 01:41:14,677 INFO L225 Difference]: With dead ends: 18 [2022-11-03 01:41:14,677 INFO L226 Difference]: Without dead ends: 0 [2022-11-03 01:41:14,677 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 80 SyntacticMatches, 3 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 2.4s TimeCoverageRelationStatistics Valid=51, Invalid=221, Unknown=0, NotChecked=0, Total=272 [2022-11-03 01:41:14,678 INFO L413 NwaCegarLoop]: 8 mSDtfsCounter, 10 mSDsluCounter, 39 mSDsCounter, 0 mSdLazyCounter, 68 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 47 SdHoareTripleChecker+Invalid, 74 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 68 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2022-11-03 01:41:14,679 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 47 Invalid, 74 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 68 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2022-11-03 01:41:14,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-03 01:41:14,679 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-03 01:41:14,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-11-03 01:41:14,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-03 01:41:14,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 17 [2022-11-03 01:41:14,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-03 01:41:14,680 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-03 01:41:14,681 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 14 states have (on average 1.4285714285714286) internal successors, (20), 11 states have internal predecessors, (20), 4 states have call successors, (5), 3 states have call predecessors, (5), 3 states have return successors, (4), 3 states have call predecessors, (4), 3 states have call successors, (4) [2022-11-03 01:41:14,681 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-03 01:41:14,681 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-03 01:41:14,684 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-03 01:41:14,734 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Ended with exit code 0 [2022-11-03 01:41:14,911 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2022-11-03 01:41:15,101 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2022-11-03 01:41:15,289 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/z3 -smt2 -in SMTLIB2_COMPLIANT=true,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/mathsat -unsat_core_generation=3,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/cvc4 --incremental --print-success --lang smt [2022-11-03 01:41:15,291 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-03 01:41:15,477 INFO L899 garLoopResultBuilder]: For program point aws_nospec_maskFINAL(lines 8050 8072) no Hoare annotation was computed. [2022-11-03 01:41:15,477 INFO L899 garLoopResultBuilder]: For program point aws_nospec_maskEXIT(lines 8050 8072) no Hoare annotation was computed. [2022-11-03 01:41:15,478 INFO L902 garLoopResultBuilder]: At program point aws_nospec_maskENTRY(lines 8050 8072) the Hoare annotation is: true [2022-11-03 01:41:15,478 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-03 01:41:15,478 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-03 01:41:15,478 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-03 01:41:15,478 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-03 01:41:15,478 INFO L895 garLoopResultBuilder]: At program point L8767(line 8767) the Hoare annotation is: (= (_ bv0 64) (bvadd (bvudiv (bvnot (bvor (bvadd (_ bv18446744073709551615 64) (bvneg |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1|) |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|) (bvor |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1| |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|))) (_ bv9223372036854775808 64)) |ULTIMATE.start_aws_nospec_mask_harness_~rval~14#1|)) [2022-11-03 01:41:15,478 INFO L895 garLoopResultBuilder]: At program point L8757(lines 8757 8759) the Hoare annotation is: (let ((.cse0 (bvudiv (bvnot (bvor (bvadd (_ bv18446744073709551615 64) (bvneg |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1|) |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|) (bvor |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1| |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|))) (_ bv9223372036854775808 64)))) (and (= .cse0 (_ bv1 64)) (= (_ bv0 64) (bvadd .cse0 |ULTIMATE.start_aws_nospec_mask_harness_~rval~14#1|)))) [2022-11-03 01:41:15,478 INFO L895 garLoopResultBuilder]: At program point L8757-1(lines 8757 8759) the Hoare annotation is: (let ((.cse0 (bvudiv (bvnot (bvor (bvadd (_ bv18446744073709551615 64) (bvneg |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1|) |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|) (bvor |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1| |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|))) (_ bv9223372036854775808 64)))) (and (= .cse0 (_ bv1 64)) (= (_ bv0 64) (bvadd .cse0 |ULTIMATE.start_aws_nospec_mask_harness_~rval~14#1|)))) [2022-11-03 01:41:15,478 INFO L899 garLoopResultBuilder]: For program point L8760(lines 8741 8766) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L902 garLoopResultBuilder]: At program point L8747(line 8747) the Hoare annotation is: true [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point L8747-1(line 8747) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L895 garLoopResultBuilder]: At program point L8751(lines 8751 8755) the Hoare annotation is: (let ((.cse0 (bvudiv (bvnot (bvor (bvadd (_ bv18446744073709551615 64) (bvneg |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1|) |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|) (bvor |ULTIMATE.start_aws_nospec_mask_harness_~index~0#1| |ULTIMATE.start_aws_nospec_mask_harness_~bound~0#1|))) (_ bv9223372036854775808 64)))) (and (= (_ bv0 64) (bvadd .cse0 |ULTIMATE.start_aws_nospec_mask_harness_~rval~14#1|)) (= (_ bv0 64) .cse0))) [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point L8750(lines 8750 8765) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-03 01:41:15,479 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-03 01:41:15,483 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2022-11-03 01:41:15,485 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-03 01:41:15,496 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 03.11 01:41:15 BoogieIcfgContainer [2022-11-03 01:41:15,496 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-03 01:41:15,496 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-03 01:41:15,497 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-03 01:41:15,497 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-03 01:41:15,497 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.11 01:40:54" (3/4) ... [2022-11-03 01:41:15,500 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-03 01:41:15,506 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_nospec_mask [2022-11-03 01:41:15,507 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-03 01:41:15,517 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 110 nodes and edges [2022-11-03 01:41:15,518 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2022-11-03 01:41:15,519 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-03 01:41:15,520 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-03 01:41:15,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-03 01:41:15,521 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-03 01:41:15,522 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-03 01:41:15,523 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-03 01:41:16,011 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/witness.graphml [2022-11-03 01:41:16,011 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-03 01:41:16,012 INFO L158 Benchmark]: Toolchain (without parser) took 27074.14ms. Allocated memory was 62.9MB in the beginning and 230.7MB in the end (delta: 167.8MB). Free memory was 32.6MB in the beginning and 59.8MB in the end (delta: -27.2MB). Peak memory consumption was 170.4MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,012 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-03 01:41:16,013 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3554.98ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 32.5MB in the beginning and 82.0MB in the end (delta: -49.5MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,013 INFO L158 Benchmark]: Boogie Procedure Inliner took 185.92ms. Allocated memory is still 138.4MB. Free memory was 82.0MB in the beginning and 71.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,013 INFO L158 Benchmark]: Boogie Preprocessor took 110.18ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 65.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,014 INFO L158 Benchmark]: RCFGBuilder took 2005.83ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 65.2MB in the beginning and 128.1MB in the end (delta: -62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,014 INFO L158 Benchmark]: TraceAbstraction took 20695.57ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 128.1MB in the beginning and 70.7MB in the end (delta: 57.3MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,014 INFO L158 Benchmark]: Witness Printer took 515.02ms. Allocated memory is still 230.7MB. Free memory was 70.7MB in the beginning and 59.8MB in the end (delta: 10.9MB). Peak memory consumption was 42.4MB. Max. memory is 16.1GB. [2022-11-03 01:41:16,016 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 62.9MB. Free memory was 42.9MB in the beginning and 42.9MB in the end (delta: 50.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3554.98ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 32.5MB in the beginning and 82.0MB in the end (delta: -49.5MB). Peak memory consumption was 56.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 185.92ms. Allocated memory is still 138.4MB. Free memory was 82.0MB in the beginning and 71.5MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 110.18ms. Allocated memory is still 138.4MB. Free memory was 71.5MB in the beginning and 65.2MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2005.83ms. Allocated memory was 138.4MB in the beginning and 190.8MB in the end (delta: 52.4MB). Free memory was 65.2MB in the beginning and 128.1MB in the end (delta: -62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * TraceAbstraction took 20695.57ms. Allocated memory was 190.8MB in the beginning and 230.7MB in the end (delta: 39.8MB). Free memory was 128.1MB in the beginning and 70.7MB in the end (delta: 57.3MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. * Witness Printer took 515.02ms. Allocated memory is still 230.7MB. Free memory was 70.7MB in the beginning and 59.8MB in the end (delta: 10.9MB). Peak memory consumption was 42.4MB. 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 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 21 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 20.6s, OverallIterations: 3, TraceHistogramMax: 2, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 33 SdHoareTripleChecker+Valid, 1.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 31 mSDsluCounter, 194 SdHoareTripleChecker+Invalid, 1.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 20 IncrementalHoareTripleChecker+Unchecked, 159 mSDsCounter, 8 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 145 IncrementalHoareTripleChecker+Invalid, 173 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 8 mSolverCounterUnsat, 35 mSDtfsCounter, 145 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 123 GetRequests, 90 SyntacticMatches, 3 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 38 ImplicationChecksByTransitivity, 3.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=21occurred in iteration=0, InterpolantAutomatonStates: 24, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 10 PreInvPairs, 13 NumberOfFragments, 112 HoareAnnotationTreeSize, 10 FomulaSimplifications, 32 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 7 FomulaSimplificationsInter, 15 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 9.9s SatisfiabilityAnalysisTime, 6.7s InterpolantComputationTime, 75 NumberOfCodeBlocks, 75 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 118 ConstructedInterpolants, 5 QuantifiedInterpolants, 950 SizeOfPredicates, 35 NumberOfNonLiveVariables, 6416 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 8 InterpolantComputations, 2 PerfectInterpolantSequences, 6/12 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8767]: Loop Invariant Derived loop invariant: 0bv64 == ~bvadd16(~bvudiv64(~bvnot64(~bvor64(~bvadd16(18446744073709551615bv64, ~bvneg64(index), bound), ~bvor64(index, bound))), 9223372036854775808bv64), rval) RESULT: Ultimate proved your program to be correct! [2022-11-03 01:41:16,059 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97fb8ff2-5612-4c92-9b79-8a065c42ca12/bin/utaipan-7li7fVZpFI/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 Writing output log to file Ultimate.log Result: TRUE