./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --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 d89130e7d33d3f35007877506fd065e34b2a9c1315767747927e889906d4330e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:16:45,443 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:16:45,514 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Default.epf [2023-11-24 23:16:45,520 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:16:45,521 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:16:45,548 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:16:45,549 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:16:45,550 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:16:45,551 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:16:45,551 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:16:45,552 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:16:45,553 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:16:45,553 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:16:45,554 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2023-11-24 23:16:45,554 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:16:45,555 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:16:45,556 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2023-11-24 23:16:45,556 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2023-11-24 23:16:45,557 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:16:45,557 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2023-11-24 23:16:45,558 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2023-11-24 23:16:45,558 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2023-11-24 23:16:45,559 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:16:45,560 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:16:45,560 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:16:45,561 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:16:45,561 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:16:45,561 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:16:45,562 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:16:45,562 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:16:45,563 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:16:45,563 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:16:45,564 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:16:45,564 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:16:45,564 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:45,564 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:16:45,565 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:16:45,565 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:16:45,565 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2023-11-24 23:16:45,566 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:16:45,566 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:16:45,566 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:16:45,566 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:16:45,567 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:16:45,567 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d89130e7d33d3f35007877506fd065e34b2a9c1315767747927e889906d4330e [2023-11-24 23:16:45,828 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:16:45,859 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:16:45,862 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:16:45,864 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:16:45,864 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:16:45,866 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i [2023-11-24 23:16:48,900 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:16:49,595 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:16:49,596 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i [2023-11-24 23:16:49,652 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/e31b98960/d82a814b7c93468ca430e7597f97f293/FLAGca3d4b559 [2023-11-24 23:16:49,673 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/e31b98960/d82a814b7c93468ca430e7597f97f293 [2023-11-24 23:16:49,682 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:16:49,684 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:16:49,688 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:49,688 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:16:49,693 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:16:49,694 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:49" (1/1) ... [2023-11-24 23:16:49,696 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52c2d8c9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:49, skipping insertion in model container [2023-11-24 23:16:49,696 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:16:49" (1/1) ... [2023-11-24 23:16:49,852 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:16:50,252 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4500,4513] [2023-11-24 23:16:50,265 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4560,4573] [2023-11-24 23:16:51,786 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,788 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,788 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,789 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,791 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,809 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,810 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:51,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:52,440 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:16:52,442 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:16:52,444 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:16:52,445 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:16:52,447 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:16:52,448 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:16:52,449 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:16:52,450 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:16:52,451 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:16:52,452 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:16:52,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:52,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,347 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,348 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,381 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,382 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,397 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,398 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,419 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,421 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,422 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,423 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,423 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,424 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,425 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,498 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:53,543 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:16:53,558 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4500,4513] [2023-11-24 23:16:53,558 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4560,4573] [2023-11-24 23:16:53,594 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,597 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,608 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,608 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,609 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,610 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,649 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:16:53,650 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:16:53,651 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:16:53,652 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:16:53,654 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:16:53,655 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:16:53,655 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:16:53,656 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:16:53,656 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:16:53,657 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:16:53,738 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8223] [2023-11-24 23:16:53,741 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,746 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,922 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,923 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,926 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,926 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,936 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,937 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,938 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,939 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,939 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:16:53,977 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:16:54,328 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,328 WARN L675 CHandler]: The function equals_fn is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,329 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,330 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,330 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,330 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,331 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,331 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,332 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,332 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,332 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,332 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,332 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function callback is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,333 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 23:16:54,341 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:16:54,343 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54 WrapperNode [2023-11-24 23:16:54,343 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:16:54,344 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:54,345 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:16:54,345 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:16:54,352 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,513 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,598 INFO L138 Inliner]: procedures = 766, calls = 3255, calls flagged for inlining = 78, calls inlined = 5, statements flattened = 337 [2023-11-24 23:16:54,600 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:16:54,601 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:16:54,601 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:16:54,601 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:16:54,611 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,612 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,625 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,626 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,670 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,690 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,696 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,712 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:16:54,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:16:54,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:16:54,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:16:54,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (1/1) ... [2023-11-24 23:16:54,732 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:16:54,749 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/z3 [2023-11-24 23:16:54,766 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-24 23:16:54,799 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-24 23:16:54,815 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 23:16:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 23:16:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 23:16:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 23:16:54,816 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 23:16:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 23:16:54,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:16:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:16:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:16:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 23:16:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 23:16:54,817 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:16:54,817 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:16:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 23:16:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-24 23:16:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-24 23:16:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_c_str_is_allocated [2023-11-24 23:16:54,818 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_c_str_is_allocated [2023-11-24 23:16:54,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_c_string_is_valid [2023-11-24 23:16:54,819 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_c_string_is_valid [2023-11-24 23:16:54,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:16:55,109 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:16:55,112 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:16:55,469 INFO L775 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2023-11-24 23:16:55,487 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:16:55,557 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:16:55,557 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-24 23:16:55,559 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:55 BoogieIcfgContainer [2023-11-24 23:16:55,559 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:16:55,562 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-24 23:16:55,562 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-24 23:16:55,565 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-24 23:16:55,566 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 24.11 11:16:49" (1/3) ... [2023-11-24 23:16:55,566 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@777f984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:55, skipping insertion in model container [2023-11-24 23:16:55,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:16:54" (2/3) ... [2023-11-24 23:16:55,567 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@777f984a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 24.11 11:16:55, skipping insertion in model container [2023-11-24 23:16:55,567 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:55" (3/3) ... [2023-11-24 23:16:55,569 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_hash_callback_c_str_eq_harness_negated.i [2023-11-24 23:16:55,589 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-24 23:16:55,589 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-24 23:16:55,637 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-24 23:16:55,645 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=LoopHeads, 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;@35482ae3, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-24 23:16:55,645 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-24 23:16:55,649 INFO L276 IsEmpty]: Start isEmpty. Operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-24 23:16:55,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-24 23:16:55,660 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:55,661 INFO L195 NwaCegarLoop]: trace histogram [5, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:55,662 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:55,668 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:55,669 INFO L85 PathProgramCache]: Analyzing trace with hash 295058910, now seen corresponding path program 1 times [2023-11-24 23:16:55,683 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:55,684 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1216708564] [2023-11-24 23:16:55,684 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:55,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:16:56,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:56,255 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-24 23:16:56,256 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:16:56,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1216708564] [2023-11-24 23:16:56,264 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1216708564] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:56,265 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:16:56,265 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-24 23:16:56,267 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [228847859] [2023-11-24 23:16:56,269 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:56,274 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-24 23:16:56,276 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:16:56,321 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-24 23:16:56,322 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:16:56,331 INFO L87 Difference]: Start difference. First operand has 61 states, 34 states have (on average 1.1764705882352942) internal successors, (40), 34 states have internal predecessors, (40), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (19), 19 states have call predecessors, (19), 19 states have call successors, (19) Second operand has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:16:56,416 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:16:56,416 INFO L93 Difference]: Finished difference Result 85 states and 108 transitions. [2023-11-24 23:16:56,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-24 23:16:56,419 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) Word has length 50 [2023-11-24 23:16:56,420 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:16:56,429 INFO L225 Difference]: With dead ends: 85 [2023-11-24 23:16:56,430 INFO L226 Difference]: Without dead ends: 57 [2023-11-24 23:16:56,433 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-24 23:16:56,441 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 8 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 68 SdHoareTripleChecker+Invalid, 8 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 8 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-24 23:16:56,442 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 68 Invalid, 8 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 8 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-24 23:16:56,460 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2023-11-24 23:16:56,494 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 57. [2023-11-24 23:16:56,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 57 states, 30 states have (on average 1.1) internal successors, (33), 31 states have internal predecessors, (33), 19 states have call successors, (19), 7 states have call predecessors, (19), 7 states have return successors, (18), 18 states have call predecessors, (18), 18 states have call successors, (18) [2023-11-24 23:16:56,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 57 states and 70 transitions. [2023-11-24 23:16:56,499 INFO L78 Accepts]: Start accepts. Automaton has 57 states and 70 transitions. Word has length 50 [2023-11-24 23:16:56,500 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:16:56,501 INFO L495 AbstractCegarLoop]: Abstraction has 57 states and 70 transitions. [2023-11-24 23:16:56,501 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 11.0) internal successors, (22), 2 states have internal predecessors, (22), 2 states have call successors, (12), 2 states have call predecessors, (12), 1 states have return successors, (11), 1 states have call predecessors, (11), 1 states have call successors, (11) [2023-11-24 23:16:56,501 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 70 transitions. [2023-11-24 23:16:56,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-24 23:16:56,504 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:56,505 INFO L195 NwaCegarLoop]: trace histogram [5, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:56,505 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-24 23:16:56,505 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:56,506 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:56,506 INFO L85 PathProgramCache]: Analyzing trace with hash 29185266, now seen corresponding path program 1 times [2023-11-24 23:16:56,506 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:56,507 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1950329868] [2023-11-24 23:16:56,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:56,507 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:16:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:16:57,297 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-24 23:16:57,298 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2023-11-24 23:16:57,298 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1950329868] [2023-11-24 23:16:57,298 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1950329868] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-24 23:16:57,298 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-24 23:16:57,299 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-24 23:16:57,299 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [370305776] [2023-11-24 23:16:57,299 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-24 23:16:57,300 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-24 23:16:57,301 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2023-11-24 23:16:57,302 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-24 23:16:57,302 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-24 23:16:57,302 INFO L87 Difference]: Start difference. First operand 57 states and 70 transitions. Second operand has 5 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:16:57,464 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-24 23:16:57,465 INFO L93 Difference]: Finished difference Result 65 states and 78 transitions. [2023-11-24 23:16:57,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-24 23:16:57,466 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) Word has length 52 [2023-11-24 23:16:57,466 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-24 23:16:57,468 INFO L225 Difference]: With dead ends: 65 [2023-11-24 23:16:57,468 INFO L226 Difference]: Without dead ends: 63 [2023-11-24 23:16:57,468 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-24 23:16:57,470 INFO L413 NwaCegarLoop]: 60 mSDtfsCounter, 5 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 48 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 231 SdHoareTripleChecker+Invalid, 48 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 48 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-24 23:16:57,470 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 231 Invalid, 48 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 48 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-24 23:16:57,472 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2023-11-24 23:16:57,491 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 62. [2023-11-24 23:16:57,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 62 states, 33 states have (on average 1.0909090909090908) internal successors, (36), 35 states have internal predecessors, (36), 20 states have call successors, (20), 8 states have call predecessors, (20), 8 states have return successors, (19), 18 states have call predecessors, (19), 19 states have call successors, (19) [2023-11-24 23:16:57,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 75 transitions. [2023-11-24 23:16:57,493 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 75 transitions. Word has length 52 [2023-11-24 23:16:57,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-24 23:16:57,494 INFO L495 AbstractCegarLoop]: Abstraction has 62 states and 75 transitions. [2023-11-24 23:16:57,494 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 5.25) internal successors, (21), 4 states have internal predecessors, (21), 2 states have call successors, (13), 2 states have call predecessors, (13), 1 states have return successors, (12), 1 states have call predecessors, (12), 1 states have call successors, (12) [2023-11-24 23:16:57,494 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 75 transitions. [2023-11-24 23:16:57,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-24 23:16:57,501 INFO L187 NwaCegarLoop]: Found error trace [2023-11-24 23:16:57,502 INFO L195 NwaCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-24 23:16:57,502 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-24 23:16:57,503 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-24 23:16:57,505 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:16:57,505 INFO L85 PathProgramCache]: Analyzing trace with hash -194414510, now seen corresponding path program 1 times [2023-11-24 23:16:57,505 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2023-11-24 23:16:57,506 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [814170620] [2023-11-24 23:16:57,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-24 23:16:57,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:16:57,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:16:57,833 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:16:58,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:16:58,081 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2023-11-24 23:16:58,081 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-24 23:16:58,083 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-24 23:16:58,085 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-24 23:16:58,092 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1] [2023-11-24 23:16:58,096 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-24 23:16:58,169 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated [2023-11-24 23:16:58,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret552 [2023-11-24 23:16:58,170 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-24 23:16:58,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated [2023-11-24 23:16:58,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret2171 [2023-11-24 23:16:58,171 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2172 could not be translated [2023-11-24 23:16:58,172 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite2174 [2023-11-24 23:16:58,172 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2172 could not be translated [2023-11-24 23:16:58,172 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated [2023-11-24 23:16:58,173 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated [2023-11-24 23:16:58,173 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2014 could not be translated [2023-11-24 23:16:58,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2014 could not be translated [2023-11-24 23:16:58,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-24 23:16:58,174 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated [2023-11-24 23:16:58,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-24 23:16:58,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-24 23:16:58,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2017 could not be translated [2023-11-24 23:16:58,175 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated [2023-11-24 23:16:58,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated [2023-11-24 23:16:58,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated [2023-11-24 23:16:58,176 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret2017 could not be translated [2023-11-24 23:16:58,187 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 24.11 11:16:58 BoogieIcfgContainer [2023-11-24 23:16:58,187 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-24 23:16:58,187 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:16:58,187 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:16:58,188 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:16:58,188 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:16:55" (3/4) ... [2023-11-24 23:16:58,190 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:16:58,191 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:16:58,192 INFO L158 Benchmark]: Toolchain (without parser) took 8508.30ms. Allocated memory was 151.0MB in the beginning and 260.0MB in the end (delta: 109.1MB). Free memory was 95.3MB in the beginning and 119.4MB in the end (delta: -24.1MB). Peak memory consumption was 86.8MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,192 INFO L158 Benchmark]: CDTParser took 1.21ms. Allocated memory is still 125.8MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:16:58,193 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4655.74ms. Allocated memory was 151.0MB in the beginning and 211.8MB in the end (delta: 60.8MB). Free memory was 94.9MB in the beginning and 89.5MB in the end (delta: 5.4MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,193 INFO L158 Benchmark]: Boogie Procedure Inliner took 255.87ms. Allocated memory is still 211.8MB. Free memory was 89.5MB in the beginning and 136.0MB in the end (delta: -46.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,194 INFO L158 Benchmark]: Boogie Preprocessor took 118.39ms. Allocated memory is still 211.8MB. Free memory was 136.0MB in the beginning and 131.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,194 INFO L158 Benchmark]: RCFGBuilder took 839.34ms. Allocated memory is still 211.8MB. Free memory was 131.8MB in the beginning and 85.6MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,194 INFO L158 Benchmark]: TraceAbstraction took 2625.20ms. Allocated memory was 211.8MB in the beginning and 260.0MB in the end (delta: 48.2MB). Free memory was 84.6MB in the beginning and 120.4MB in the end (delta: -35.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,195 INFO L158 Benchmark]: Witness Printer took 4.29ms. Allocated memory is still 260.0MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:16:58,197 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.21ms. Allocated memory is still 125.8MB. Free memory is still 70.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4655.74ms. Allocated memory was 151.0MB in the beginning and 211.8MB in the end (delta: 60.8MB). Free memory was 94.9MB in the beginning and 89.5MB in the end (delta: 5.4MB). Peak memory consumption was 90.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 255.87ms. Allocated memory is still 211.8MB. Free memory was 89.5MB in the beginning and 136.0MB in the end (delta: -46.5MB). Peak memory consumption was 13.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 118.39ms. Allocated memory is still 211.8MB. Free memory was 136.0MB in the beginning and 131.8MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * RCFGBuilder took 839.34ms. Allocated memory is still 211.8MB. Free memory was 131.8MB in the beginning and 85.6MB in the end (delta: 46.1MB). Peak memory consumption was 46.1MB. Max. memory is 16.1GB. * TraceAbstraction took 2625.20ms. Allocated memory was 211.8MB in the beginning and 260.0MB in the end (delta: 48.2MB). Free memory was 84.6MB in the beginning and 120.4MB in the end (delta: -35.8MB). Peak memory consumption was 12.4MB. Max. memory is 16.1GB. * Witness Printer took 4.29ms. Allocated memory is still 260.0MB. Free memory was 120.4MB in the beginning and 119.4MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8223]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8223] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret551 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret552 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem553 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret2171 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2172 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ite2174 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2172 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2013 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2014 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2014 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2017 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2016 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short2018 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret2017 could not be translated - 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 a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of strcmp at line 10764. Possible FailurePath: [L6867-L6872] 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, }; [L7602-L7614] 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}; [L11294] CALL aws_hash_callback_c_str_eq_harness() [L11284] CALL, EXPR ensure_c_str_is_allocated(64) VAL [\old(max_size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6820] CALL, EXPR nondet_uint64_t() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L266] return __VERIFIER_nondet_ulong(); [L6820] RET, EXPR nondet_uint64_t() VAL [\old(max_size)=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6820] size_t cap = nondet_uint64_t(); [L6821] CALL assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6821] RET assume_abort_if_not(cap > 0 && cap <= max_size) VAL [\old(max_size)=64, cap=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6822] CALL, EXPR bounded_malloc(cap) VAL [\old(size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6884-L6886] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6884-L6886] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, size=64] [L6887] return malloc(size); [L6822] RET, EXPR bounded_malloc(cap) VAL [\old(max_size)=64, cap=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L6822] const char *str = bounded_malloc(cap); [L6826] EXPR str[cap - 1] VAL [\old(max_size)=64, cap=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6826] CALL assume_abort_if_not(str[cap - 1] == 0) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L6826] RET assume_abort_if_not(str[cap - 1] == 0) VAL [\old(max_size)=64, cap=64, max_size=64, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6827] return str; [L11284] RET, EXPR ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L11284] const char *str1 = ensure_c_str_is_allocated(64); [L11285] CALL, EXPR nondet_bool() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L261] return __VERIFIER_nondet_bool(); [L11285] RET, EXPR nondet_bool() VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11285] EXPR nondet_bool() ? str1 : ensure_c_str_is_allocated(64) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str1={-2:0}] [L11285] const char *str2 = nondet_bool() ? str1 : ensure_c_str_is_allocated(64); [L11288] CALL aws_hash_callback_c_str_eq(str1, str2) [L10760] CALL, EXPR aws_c_string_is_valid(a) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6260] return str && ((((1)) == 0) || ((str))); [L10760] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10760] CALL assume_abort_if_not((aws_c_string_is_valid(a))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10760] RET assume_abort_if_not((aws_c_string_is_valid(a))) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10761] CALL, EXPR aws_c_string_is_valid(b) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6260] return str && ((((1)) == 0) || ((str))); [L10761] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10761] CALL assume_abort_if_not((aws_c_string_is_valid(b))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L211] COND FALSE !(!cond) [L10761] RET assume_abort_if_not((aws_c_string_is_valid(b))) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10763-L10764] _Bool rval = !strcmp(a, b); [L10765] CALL, EXPR aws_c_string_is_valid(a) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6260] return str && ((((1)) == 0) || ((str))); [L10765] RET, EXPR aws_c_string_is_valid(a) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10765] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10765] CALL, EXPR aws_c_string_is_valid(b) VAL [s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}, str={-2:0}] [L6260] return str && ((((1)) == 0) || ((str))); [L10765] RET, EXPR aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10765] EXPR aws_c_string_is_valid(a) && aws_c_string_is_valid(b) VAL [a={-2:0}, a={-2:0}, b={-2:0}, b={-2:0}, rval=1, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L10765] CALL __VERIFIER_assert(!((aws_c_string_is_valid(a) && aws_c_string_is_valid(b)))) VAL [\old(cond)=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] [L223] reach_error() VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, s_tolower_table={5:0}] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 61 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 2.5s, OverallIterations: 3, TraceHistogramMax: 5, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 6 SdHoareTripleChecker+Valid, 0.2s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5 mSDsluCounter, 299 SdHoareTripleChecker+Invalid, 0.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 171 mSDsCounter, 0 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 56 IncrementalHoareTripleChecker+Invalid, 56 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 0 mSolverCounterUnsat, 128 mSDtfsCounter, 56 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=62occurred in iteration=2, InterpolantAutomatonStates: 7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 2 MinimizatonAttempts, 1 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 158 NumberOfCodeBlocks, 158 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 100 ConstructedInterpolants, 0 QuantifiedInterpolants, 111 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 2 PerfectInterpolantSequences, 48/48 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 [2023-11-24 23:16:58,223 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/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_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91 --witnessprinter.witness.filename witness --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 d89130e7d33d3f35007877506fd065e34b2a9c1315767747927e889906d4330e --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:17:00,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:17:01,038 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2023-11-24 23:17:01,048 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:17:01,049 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-24 23:17:01,103 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:17:01,104 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-24 23:17:01,104 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-24 23:17:01,106 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:17:01,111 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-24 23:17:01,111 INFO L153 SettingsManager]: * User list type=DISABLED [2023-11-24 23:17:01,112 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2023-11-24 23:17:01,112 INFO L153 SettingsManager]: * Explicit value domain=true [2023-11-24 23:17:01,114 INFO L153 SettingsManager]: * Octagon Domain=false [2023-11-24 23:17:01,115 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2023-11-24 23:17:01,115 INFO L153 SettingsManager]: * Interval Domain=false [2023-11-24 23:17:01,116 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:17:01,117 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:17:01,117 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:17:01,118 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:17:01,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:17:01,120 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:17:01,120 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:17:01,120 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:17:01,121 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:17:01,121 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:17:01,122 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:17:01,122 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:17:01,123 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-24 23:17:01,123 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-24 23:17:01,125 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-24 23:17:01,125 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-24 23:17:01,125 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:17:01,126 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:17:01,126 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:17:01,126 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:17:01,127 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:17:01,127 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-24 23:17:01,127 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:17:01,128 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2023-11-24 23:17:01,129 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:17:01,129 INFO L153 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_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d89130e7d33d3f35007877506fd065e34b2a9c1315767747927e889906d4330e [2023-11-24 23:17:01,562 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:17:01,587 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:17:01,590 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:17:01,591 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:17:01,592 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:17:01,593 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/../../sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i [2023-11-24 23:17:04,794 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:17:05,465 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:17:05,466 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i [2023-11-24 23:17:05,509 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/17b6cef74/f54df65806ea4300b8eabcc279d0735f/FLAG0b9cd1eda [2023-11-24 23:17:05,525 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5fd32d64-80ae-4d81-9320-92be961a32d7/bin/utaipan-verify-SwPr7d2a91/data/17b6cef74/f54df65806ea4300b8eabcc279d0735f [2023-11-24 23:17:05,528 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:17:05,530 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:17:05,531 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:17:05,532 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:17:05,538 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:17:05,539 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:05" (1/1) ... [2023-11-24 23:17:05,540 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@258e6f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:17:05, skipping insertion in model container [2023-11-24 23:17:05,540 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:17:05" (1/1) ... [2023-11-24 23:17:05,702 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:17:06,081 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4500,4513] [2023-11-24 23:17:06,091 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4560,4573] [2023-11-24 23:17:07,386 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,387 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,388 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,389 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,390 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,426 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,427 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,429 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:07,430 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:08,074 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:17:08,075 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:17:08,076 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:17:08,078 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:17:08,079 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:17:08,080 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:17:08,081 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:17:08,082 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:17:08,083 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:17:08,084 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:17:08,582 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:08,582 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,008 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,009 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,037 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,038 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,047 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,047 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,066 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,067 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,068 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,068 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,069 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,071 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,072 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,190 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:09,276 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-24 23:17:09,368 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:17:09,375 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4500,4513] [2023-11-24 23:17:09,376 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4560,4573] [2023-11-24 23:17:09,430 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,431 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,434 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,435 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,436 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,463 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,465 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,466 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,466 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,512 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:17:09,513 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:17:09,514 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:17:09,515 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:17:09,516 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:17:09,516 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:17:09,517 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:17:09,518 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:17:09,519 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:17:09,520 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:17:09,615 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,618 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,721 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,723 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,730 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,731 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,733 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,734 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,743 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,744 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,744 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,745 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,745 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,746 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,746 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,783 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:17:09,819 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:17:09,845 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4500,4513] [2023-11-24 23:17:09,846 WARN L240 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_5fd32d64-80ae-4d81-9320-92be961a32d7/sv-benchmarks/c/aws-c-common/aws_hash_callback_c_str_eq_harness_negated.i[4560,4573] [2023-11-24 23:17:09,902 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,902 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,912 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,913 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,914 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,914 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:09,970 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 23:17:09,970 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 23:17:09,971 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 23:17:09,971 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 23:17:09,972 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 23:17:09,973 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 23:17:09,973 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 23:17:09,974 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 23:17:09,974 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 23:17:09,974 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 23:17:10,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8223] [2023-11-24 23:17:10,038 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,038 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,226 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,227 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,236 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,257 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,261 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,275 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 23:17:10,279 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator has thrown an exception: java.lang.ArithmeticException: BigInteger out of long range at java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.countNumberOfPrimitiveElementInType(InitializationHandler.java:1056) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.lambda$3(InitializationHandler.java:1046) at java.base/java.util.stream.ReferencePipeline$5$1.accept(ReferencePipeline.java:229) at java.base/java.util.Spliterators$ArraySpliterator.forEachRemaining(Spliterators.java:948) at java.base/java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:484) at java.base/java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:474) at java.base/java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:913) at java.base/java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) at java.base/java.util.stream.LongPipeline.reduce(LongPipeline.java:474) at java.base/java.util.stream.LongPipeline.sum(LongPipeline.java:432) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.countNumberOfPrimitiveElementInType(InitializationHandler.java:1046) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.useConstArrayInitialization(InitializationHandler.java:1022) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:262) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.InitializationHandler.initialize(InitializationHandler.java:208) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleIASTDeclarator(CHandler.java:3027) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2209) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:267) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1156) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:306) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.handleCompoundStatement(CHandler.java:1088) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1073) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:320) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.chandler.FunctionHandler.handleFunctionDefinition(FunctionHandler.java:386) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:1512) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:275) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.processTUchild(CHandler.java:3421) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:2441) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.CHandler.visit(CHandler.java:611) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainDispatcher.dispatch(MainDispatcher.java:258) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.performMainRun(MainTranslator.java:242) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.translate(MainTranslator.java:204) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.run(MainTranslator.java:117) at de.uni_freiburg.informatik.ultimate.cdt.translation.implementation.base.MainTranslator.(MainTranslator.java:95) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver.finish(CACSL2BoogieTranslatorObserver.java:147) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2023-11-24 23:17:10,284 INFO L158 Benchmark]: Toolchain (without parser) took 4753.61ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 65.1MB in the beginning and 61.8MB in the end (delta: 3.3MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2023-11-24 23:17:10,285 INFO L158 Benchmark]: CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:17:10,285 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4751.04ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 64.8MB in the beginning and 61.8MB in the end (delta: 3.0MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. [2023-11-24 23:17:10,287 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.21ms. Allocated memory is still 65.0MB. Free memory was 41.2MB in the beginning and 41.1MB in the end (delta: 81.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4751.04ms. Allocated memory was 96.5MB in the beginning and 142.6MB in the end (delta: 46.1MB). Free memory was 64.8MB in the beginning and 61.8MB in the end (delta: 3.0MB). Peak memory consumption was 72.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8223]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8223] - ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: ArithmeticException: BigInteger out of long range: java.base/java.math.BigInteger.longValueExact(BigInteger.java:4773) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: ArithmeticException: BigInteger out of long range