./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9 --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 22:15:34,288 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 22:15:34,352 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-12-02 22:15:34,357 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 22:15:34,357 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 22:15:34,379 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 22:15:34,380 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 22:15:34,380 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 22:15:34,381 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 22:15:34,382 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 22:15:34,382 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 22:15:34,383 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 22:15:34,383 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 22:15:34,384 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 22:15:34,384 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 22:15:34,385 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 22:15:34,385 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 22:15:34,386 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 22:15:34,386 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 22:15:34,387 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 22:15:34,387 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 22:15:34,388 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 22:15:34,388 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 22:15:34,389 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:15:34,389 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 22:15:34,390 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 22:15:34,390 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 22:15:34,390 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 22:15:34,391 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 22:15:34,391 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 22:15:34,392 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d [2023-12-02 22:15:34,600 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 22:15:34,620 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 22:15:34,622 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 22:15:34,623 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 22:15:34,624 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 22:15:34,625 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2023-12-02 22:15:37,310 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 22:15:37,713 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 22:15:37,713 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2023-12-02 22:15:37,746 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/data/d1e4f1ab0/61088fdbd56f4359b19b27efba406ece/FLAG432a58d69 [2023-12-02 22:15:37,761 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/data/d1e4f1ab0/61088fdbd56f4359b19b27efba406ece [2023-12-02 22:15:37,763 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 22:15:37,765 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 22:15:37,766 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 22:15:37,766 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 22:15:37,771 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 22:15:37,772 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:15:37" (1/1) ... [2023-12-02 22:15:37,773 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3da690fd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:37, skipping insertion in model container [2023-12-02 22:15:37,773 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 10:15:37" (1/1) ... [2023-12-02 22:15:37,919 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 22:15:38,171 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_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2023-12-02 22:15:38,180 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_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2023-12-02 22:15:38,999 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,000 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,001 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,003 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,017 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,018 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,020 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,021 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,399 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-02 22:15:39,400 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-02 22:15:39,401 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-02 22:15:39,403 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-02 22:15:39,404 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-02 22:15:39,405 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-02 22:15:39,406 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-02 22:15:39,407 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-02 22:15:39,407 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-02 22:15:39,409 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-02 22:15:39,653 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,654 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,744 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:15:39,794 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 22:15:39,806 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_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2023-12-02 22:15:39,806 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_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2023-12-02 22:15:39,841 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,842 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,842 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,842 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,843 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,847 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,847 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,848 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,848 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,906 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-12-02 22:15:39,907 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-12-02 22:15:39,907 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-12-02 22:15:39,907 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-12-02 22:15:39,908 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-12-02 22:15:39,908 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-12-02 22:15:39,909 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-12-02 22:15:39,909 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-12-02 22:15:39,910 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-12-02 22:15:39,910 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-12-02 22:15:39,963 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] [2023-12-02 22:15:39,965 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,965 WARN L1590 CHandler]: Possible shadowing of function index [2023-12-02 22:15:39,976 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] [2023-12-02 22:15:40,003 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,167 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,168 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,169 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,169 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,169 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,169 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,169 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,170 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,170 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-12-02 22:15:40,176 INFO L206 MainTranslator]: Completed translation [2023-12-02 22:15:40,177 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40 WrapperNode [2023-12-02 22:15:40,177 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 22:15:40,178 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 22:15:40,178 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 22:15:40,178 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 22:15:40,184 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,254 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,313 INFO L138 Inliner]: procedures = 692, calls = 2785, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 812 [2023-12-02 22:15:40,314 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 22:15:40,314 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 22:15:40,314 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 22:15:40,314 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 22:15:40,321 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,322 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,328 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,329 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,360 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,364 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,376 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 22:15:40,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 22:15:40,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 22:15:40,387 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 22:15:40,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 10:15:40" (1/1) ... [2023-12-02 22:15:40,393 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 22:15:40,402 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 22:15:40,414 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 22:15:40,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_126ed167-06ae-4f1d-a1c7-e1c7f8551b4a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 22:15:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-12-02 22:15:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-12-02 22:15:40,452 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_compare [2023-12-02 22:15:40,452 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_compare [2023-12-02 22:15:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-12-02 22:15:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-12-02 22:15:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-12-02 22:15:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-12-02 22:15:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-12-02 22:15:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-02 22:15:40,453 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 22:15:40,453 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 22:15:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-12-02 22:15:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 22:15:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-12-02 22:15:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 22:15:40,454 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 22:15:40,454 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-12-02 22:15:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-12-02 22:15:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-12-02 22:15:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-12-02 22:15:40,455 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-12-02 22:15:40,455 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-12-02 22:15:40,456 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-12-02 22:15:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-02 22:15:40,456 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 22:15:40,670 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 22:15:40,673 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 22:15:41,736 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 22:15:41,902 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 22:15:41,902 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-12-02 22:15:41,904 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:15:41 BoogieIcfgContainer [2023-12-02 22:15:41,904 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 22:15:41,905 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 22:15:41,905 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 22:15:41,912 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 22:15:41,913 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 10:15:41" (1/1) ... [2023-12-02 22:15:41,920 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 22:15:41,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:41,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 101 states and 137 transitions. [2023-12-02 22:15:41,973 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2023-12-02 22:15:41,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 22:15:41,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:41,980 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:42,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:42,719 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:42,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:42,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 113 states and 156 transitions. [2023-12-02 22:15:42,858 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2023-12-02 22:15:42,861 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 22:15:42,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:42,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:42,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:43,241 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:43,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:43,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 117 states and 161 transitions. [2023-12-02 22:15:43,385 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 161 transitions. [2023-12-02 22:15:43,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 22:15:43,388 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:43,388 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:43,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:43,807 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:43,839 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:43,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 118 states and 162 transitions. [2023-12-02 22:15:43,841 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 162 transitions. [2023-12-02 22:15:43,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:15:43,844 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:43,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:43,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:44,693 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:45,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:45,103 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2023-12-02 22:15:45,103 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2023-12-02 22:15:45,106 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 22:15:45,106 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:45,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:45,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:45,831 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:46,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:46,176 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 136 states and 195 transitions. [2023-12-02 22:15:46,176 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2023-12-02 22:15:46,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 22:15:46,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:46,179 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:46,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:46,590 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 22:15:46,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:46,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 139 states and 199 transitions. [2023-12-02 22:15:46,945 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 199 transitions. [2023-12-02 22:15:46,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 22:15:46,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:46,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:47,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-02 22:15:47,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:47,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 141 states and 200 transitions. [2023-12-02 22:15:47,792 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2023-12-02 22:15:47,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 22:15:47,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:47,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:47,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 22:15:48,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:48,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 143 states and 202 transitions. [2023-12-02 22:15:48,263 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 202 transitions. [2023-12-02 22:15:48,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 22:15:48,265 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:48,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:48,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:15:48,849 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2023-12-02 22:15:49,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:15:49,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 151 states and 215 transitions. [2023-12-02 22:15:49,431 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-12-02 22:15:49,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:15:49,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:15:49,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:15:50,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:16:19,878 WARN L293 SmtUtils]: Spent 5.16s on a formula simplification that was a NOOP. DAG size: 233 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:16:34,382 WARN L293 SmtUtils]: Spent 9.19s on a formula simplification that was a NOOP. DAG size: 233 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:17:14,951 WARN L293 SmtUtils]: Spent 7.60s on a formula simplification that was a NOOP. DAG size: 235 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:17:23,642 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 22:17:32,968 WARN L293 SmtUtils]: Spent 6.28s on a formula simplification that was a NOOP. DAG size: 237 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:17:41,325 WARN L293 SmtUtils]: Spent 5.72s on a formula simplification that was a NOOP. DAG size: 234 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:17:58,200 WARN L293 SmtUtils]: Spent 16.61s on a formula simplification that was a NOOP. DAG size: 239 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:18:07,167 WARN L293 SmtUtils]: Spent 6.72s on a formula simplification that was a NOOP. DAG size: 238 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:18:21,629 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:23,636 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result VALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:18:37,988 WARN L293 SmtUtils]: Spent 13.92s on a formula simplification. DAG size of input: 240 DAG size of output: 239 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:18:45,943 WARN L293 SmtUtils]: Spent 6.62s on a formula simplification that was a NOOP. DAG size: 234 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:18:52,377 WARN L293 SmtUtils]: Spent 6.09s on a formula simplification that was a NOOP. DAG size: 242 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:19:03,642 WARN L293 SmtUtils]: Spent 10.42s on a formula simplification that was a NOOP. DAG size: 240 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:19:28,050 WARN L293 SmtUtils]: Spent 17.07s on a formula simplification. DAG size of input: 240 DAG size of output: 239 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:19:45,700 WARN L293 SmtUtils]: Spent 16.00s on a formula simplification that was a NOOP. DAG size: 234 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:20:00,375 WARN L293 SmtUtils]: Spent 14.30s on a formula simplification that was a NOOP. DAG size: 242 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:20:12,335 WARN L293 SmtUtils]: Spent 10.91s on a formula simplification that was a NOOP. DAG size: 240 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:20:18,587 WARN L293 SmtUtils]: Spent 5.19s on a formula simplification that was a NOOP. DAG size: 243 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:20:31,986 WARN L293 SmtUtils]: Spent 11.43s on a formula simplification. DAG size of input: 242 DAG size of output: 241 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:20:50,867 WARN L293 SmtUtils]: Spent 11.97s on a formula simplification that was a NOOP. DAG size: 242 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:21:11,010 WARN L293 SmtUtils]: Spent 12.82s on a formula simplification that was a NOOP. DAG size: 238 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:21:23,777 WARN L293 SmtUtils]: Spent 11.20s on a formula simplification that was a NOOP. DAG size: 236 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:21:34,006 WARN L293 SmtUtils]: Spent 8.67s on a formula simplification that was a NOOP. DAG size: 239 (called from [L 391] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2023-12-02 22:21:49,574 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:21:59,793 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:22:10,300 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:22:11,632 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.31s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:22:21,656 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:22:22,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:22:22,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 282 states to 168 states and 262 transitions. [2023-12-02 22:22:22,492 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 262 transitions. [2023-12-02 22:22:22,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:22:22,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:22:22,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:22:23,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:23:51,242 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:24:02,749 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-12-02 22:25:03,980 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse31 (select |c_#memory_int| |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base|))) (let ((.cse0 (select .cse31 8))) (let ((.cse1 (* 18446744073709551616 (div .cse0 18446744073709551616)))) (let ((.cse28 (+ .cse1 5)) (.cse30 (+ .cse1 4))) (let ((.cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.offset| 0)) (.cse4 (= (select .cse31 17) 0)) (.cse29 (= (select .cse31 16) 0)) (.cse10 (= (select .cse31 19) 0)) (.cse8 (< .cse0 .cse30)) (.cse9 (= (select .cse31 20) 0)) (.cse27 (= (select .cse31 21) 0)) (.cse26 (= .cse28 .cse0)) (.cse24 (= (select .cse31 22) 0)) (.cse25 (+ .cse1 6)) (.cse11 (= (select .cse31 23) 0)) (.cse22 (= (select .cse31 24) 0)) (.cse21 (+ .cse1 8)) (.cse23 (= (select .cse31 31) 0)) (.cse14 (<= .cse0 (+ .cse1 14))) (.cse15 (= (select .cse31 30) 0)) (.cse16 (and (<= .cse0 (+ .cse1 13)) (= (select .cse31 29) 0))) (.cse18 (= (select .cse31 28) 0)) (.cse17 (+ .cse1 12)) (.cse13 (= (select .cse31 27) 0)) (.cse12 (+ .cse1 10)) (.cse19 (= (select .cse31 26) 0)) (.cse20 (= (select .cse31 25) 0)) (.cse6 (= (select .cse31 18) 0)) (.cse7 (+ .cse1 2))) (and (<= .cse0 (+ .cse1 15)) .cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.base| 0) (not (let ((.cse5 (+ .cse0 (* 18446744073709551616 (div (+ 15 (* (- 1) .cse0)) 18446744073709551616))))) (and .cse2 (let ((.cse3 (+ .cse1 1))) (or (< .cse0 .cse3) (and .cse4 (= .cse3 .cse0)) (and (<= 2 .cse5) (or (and .cse6 (<= .cse0 .cse7)) (and (<= 3 .cse5) (or .cse8 .cse9 (< 4 .cse5)) (or .cse10 (< 3 .cse5)) (or (and (or (and (<= 7 .cse5) (or (< 7 .cse5) .cse11) (or (and (or (< .cse0 .cse12) (and (<= 11 .cse5) (or (< 11 .cse5) .cse13) (or (and (or (and .cse14 .cse15 (<= 14 .cse5)) .cse16) (<= 13 .cse5)) (< .cse0 .cse17) (and (= .cse0 .cse17) .cse18))) (and (= .cse0 .cse12) .cse19)) (<= 9 .cse5) (or .cse20 (< 9 .cse5))) (and (= .cse0 .cse21) .cse22) (< .cse0 .cse21))) (and .cse23 (<= 15 .cse5)) (and .cse24 (= .cse0 .cse25)) .cse26) (or (< 5 .cse5) .cse27)) (< .cse0 .cse28))))))) (or .cse29 (< 0 .cse5))))) (not (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base| 0)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 1) .cse0) 18446744073709551616)) 36028797018963950)) .cse4) (< .cse0 (+ 36028797018963951 (* (div (+ .cse0 (- 2)) 18446744073709551616) 18446744073709551616))) (and (<= .cse0 .cse1) .cse29)) (or (< .cse0 .cse7) (and (or .cse10 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 4)) 18446744073709551616))))) (or .cse8 (and (or .cse9 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 5)) 18446744073709551616))))) (or (and .cse27 .cse26) (= .cse0 .cse30) (and (<= .cse0 (+ 36028797018963950 (* 18446744073709551616 (div (+ .cse0 (- 6)) 18446744073709551616)))) (or (and .cse24 (<= .cse0 .cse25)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 7)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ 7 .cse1)) .cse11) (and (<= .cse0 (+ (* (div (+ .cse0 (- 8)) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and .cse22 (<= .cse0 .cse21)) (and (<= .cse0 (+ (* (div (+ (- 9) .cse0) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and (or (and (or (and (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 13)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 14) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 15)) 18446744073709551616)) 36028797018963950)) .cse23) (and .cse14 .cse15))) .cse16)) (and .cse18 (<= .cse0 .cse17))) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 12)) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 (+ .cse1 11)) .cse13)) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 11) .cse0) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 .cse12) .cse19)) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 10)) 18446744073709551616)) 36028797018963950))) (and .cse20 (<= .cse0 (+ .cse1 9)))))))))))))) (<= .cse0 (+ 36028797018963950 (* (div (+ .cse0 (- 3)) 18446744073709551616) 18446744073709551616)))) (and .cse6 (= .cse0 .cse7))) (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.offset| 0))))))) is different from false [2023-12-02 22:25:14,011 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse31 (select |c_#memory_int| |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base|))) (let ((.cse0 (select .cse31 8))) (let ((.cse1 (* 18446744073709551616 (div .cse0 18446744073709551616)))) (let ((.cse28 (+ .cse1 5)) (.cse30 (+ .cse1 4))) (let ((.cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.offset| 0)) (.cse4 (= (select .cse31 17) 0)) (.cse29 (= (select .cse31 16) 0)) (.cse10 (= (select .cse31 19) 0)) (.cse8 (< .cse0 .cse30)) (.cse9 (= (select .cse31 20) 0)) (.cse27 (= (select .cse31 21) 0)) (.cse26 (= .cse28 .cse0)) (.cse24 (= (select .cse31 22) 0)) (.cse25 (+ .cse1 6)) (.cse11 (= (select .cse31 23) 0)) (.cse22 (= (select .cse31 24) 0)) (.cse21 (+ .cse1 8)) (.cse23 (= (select .cse31 31) 0)) (.cse14 (<= .cse0 (+ .cse1 14))) (.cse15 (= (select .cse31 30) 0)) (.cse16 (and (<= .cse0 (+ .cse1 13)) (= (select .cse31 29) 0))) (.cse18 (= (select .cse31 28) 0)) (.cse17 (+ .cse1 12)) (.cse13 (= (select .cse31 27) 0)) (.cse12 (+ .cse1 10)) (.cse19 (= (select .cse31 26) 0)) (.cse20 (= (select .cse31 25) 0)) (.cse6 (= (select .cse31 18) 0)) (.cse7 (+ .cse1 2))) (and (<= .cse0 (+ .cse1 15)) .cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.base| 0) (not (let ((.cse5 (+ .cse0 (* 18446744073709551616 (div (+ 15 (* (- 1) .cse0)) 18446744073709551616))))) (and .cse2 (let ((.cse3 (+ .cse1 1))) (or (< .cse0 .cse3) (and .cse4 (= .cse3 .cse0)) (and (<= 2 .cse5) (or (and .cse6 (<= .cse0 .cse7)) (and (<= 3 .cse5) (or .cse8 .cse9 (< 4 .cse5)) (or .cse10 (< 3 .cse5)) (or (and (or (and (<= 7 .cse5) (or (< 7 .cse5) .cse11) (or (and (or (< .cse0 .cse12) (and (<= 11 .cse5) (or (< 11 .cse5) .cse13) (or (and (or (and .cse14 .cse15 (<= 14 .cse5)) .cse16) (<= 13 .cse5)) (< .cse0 .cse17) (and (= .cse0 .cse17) .cse18))) (and (= .cse0 .cse12) .cse19)) (<= 9 .cse5) (or .cse20 (< 9 .cse5))) (and (= .cse0 .cse21) .cse22) (< .cse0 .cse21))) (and .cse23 (<= 15 .cse5)) (and .cse24 (= .cse0 .cse25)) .cse26) (or (< 5 .cse5) .cse27)) (< .cse0 .cse28))))))) (or .cse29 (< 0 .cse5))))) (not (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base| 0)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 1) .cse0) 18446744073709551616)) 36028797018963950)) .cse4) (< .cse0 (+ 36028797018963951 (* (div (+ .cse0 (- 2)) 18446744073709551616) 18446744073709551616))) (and (<= .cse0 .cse1) .cse29)) (or (< .cse0 .cse7) (and (or .cse10 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 4)) 18446744073709551616))))) (or .cse8 (and (or .cse9 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 5)) 18446744073709551616))))) (or (and .cse27 .cse26) (= .cse0 .cse30) (and (<= .cse0 (+ 36028797018963950 (* 18446744073709551616 (div (+ .cse0 (- 6)) 18446744073709551616)))) (or (and .cse24 (<= .cse0 .cse25)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 7)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ 7 .cse1)) .cse11) (and (<= .cse0 (+ (* (div (+ .cse0 (- 8)) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and .cse22 (<= .cse0 .cse21)) (and (<= .cse0 (+ (* (div (+ (- 9) .cse0) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and (or (and (or (and (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 13)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 14) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 15)) 18446744073709551616)) 36028797018963950)) .cse23) (and .cse14 .cse15))) .cse16)) (and .cse18 (<= .cse0 .cse17))) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 12)) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 (+ .cse1 11)) .cse13)) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 11) .cse0) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 .cse12) .cse19)) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 10)) 18446744073709551616)) 36028797018963950))) (and .cse20 (<= .cse0 (+ .cse1 9)))))))))))))) (<= .cse0 (+ 36028797018963950 (* (div (+ .cse0 (- 3)) 18446744073709551616) 18446744073709551616)))) (and .cse6 (= .cse0 .cse7))) (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.offset| 0)))))))) is different from true [2023-12-02 22:25:24,052 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse31 (select |c_#memory_int| |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base|))) (let ((.cse0 (select .cse31 8))) (let ((.cse1 (* 18446744073709551616 (div .cse0 18446744073709551616)))) (let ((.cse28 (+ .cse1 5)) (.cse30 (+ .cse1 4))) (let ((.cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.offset| 0)) (.cse4 (= (select .cse31 17) 0)) (.cse29 (= (select .cse31 16) 0)) (.cse10 (= (select .cse31 19) 0)) (.cse8 (< .cse0 .cse30)) (.cse9 (= (select .cse31 20) 0)) (.cse27 (= (select .cse31 21) 0)) (.cse26 (= .cse28 .cse0)) (.cse24 (= (select .cse31 22) 0)) (.cse25 (+ .cse1 6)) (.cse11 (= (select .cse31 23) 0)) (.cse22 (= (select .cse31 24) 0)) (.cse21 (+ .cse1 8)) (.cse23 (= (select .cse31 31) 0)) (.cse14 (<= .cse0 (+ .cse1 14))) (.cse15 (= (select .cse31 30) 0)) (.cse16 (and (<= .cse0 (+ .cse1 13)) (= (select .cse31 29) 0))) (.cse18 (= (select .cse31 28) 0)) (.cse17 (+ .cse1 12)) (.cse13 (= (select .cse31 27) 0)) (.cse12 (+ .cse1 10)) (.cse19 (= (select .cse31 26) 0)) (.cse20 (= (select .cse31 25) 0)) (.cse6 (= (select .cse31 18) 0)) (.cse7 (+ .cse1 2))) (and (<= .cse0 (+ .cse1 15)) .cse2 (not (let ((.cse5 (+ .cse0 (* 18446744073709551616 (div (+ 15 (* (- 1) .cse0)) 18446744073709551616))))) (and .cse2 (let ((.cse3 (+ .cse1 1))) (or (< .cse0 .cse3) (and .cse4 (= .cse3 .cse0)) (and (<= 2 .cse5) (or (and .cse6 (<= .cse0 .cse7)) (and (<= 3 .cse5) (or .cse8 .cse9 (< 4 .cse5)) (or .cse10 (< 3 .cse5)) (or (and (or (and (<= 7 .cse5) (or (< 7 .cse5) .cse11) (or (and (or (< .cse0 .cse12) (and (<= 11 .cse5) (or (< 11 .cse5) .cse13) (or (and (or (and .cse14 .cse15 (<= 14 .cse5)) .cse16) (<= 13 .cse5)) (< .cse0 .cse17) (and (= .cse0 .cse17) .cse18))) (and (= .cse0 .cse12) .cse19)) (<= 9 .cse5) (or .cse20 (< 9 .cse5))) (and (= .cse0 .cse21) .cse22) (< .cse0 .cse21))) (and .cse23 (<= 15 .cse5)) (and .cse24 (= .cse0 .cse25)) .cse26) (or (< 5 .cse5) .cse27)) (< .cse0 .cse28))))))) (or .cse29 (< 0 .cse5))))) (not (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base| 0)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 1) .cse0) 18446744073709551616)) 36028797018963950)) .cse4) (< .cse0 (+ 36028797018963951 (* (div (+ .cse0 (- 2)) 18446744073709551616) 18446744073709551616))) (and (<= .cse0 .cse1) .cse29)) (or (< .cse0 .cse7) (and (or .cse10 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 4)) 18446744073709551616))))) (or .cse8 (and (or .cse9 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 5)) 18446744073709551616))))) (or (and .cse27 .cse26) (= .cse0 .cse30) (and (<= .cse0 (+ 36028797018963950 (* 18446744073709551616 (div (+ .cse0 (- 6)) 18446744073709551616)))) (or (and .cse24 (<= .cse0 .cse25)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 7)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ 7 .cse1)) .cse11) (and (<= .cse0 (+ (* (div (+ .cse0 (- 8)) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and .cse22 (<= .cse0 .cse21)) (and (<= .cse0 (+ (* (div (+ (- 9) .cse0) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and (or (and (or (and (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 13)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 14) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 15)) 18446744073709551616)) 36028797018963950)) .cse23) (and .cse14 .cse15))) .cse16)) (and .cse18 (<= .cse0 .cse17))) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 12)) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 (+ .cse1 11)) .cse13)) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 11) .cse0) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 .cse12) .cse19)) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 10)) 18446744073709551616)) 36028797018963950))) (and .cse20 (<= .cse0 (+ .cse1 9)))))))))))))) (<= .cse0 (+ 36028797018963950 (* (div (+ .cse0 (- 3)) 18446744073709551616) 18446744073709551616)))) (and .cse6 (= .cse0 .cse7))))))))) is different from false [2023-12-02 22:25:34,093 WARN L876 $PredicateComparison]: unable to prove that (not (let ((.cse31 (select |c_#memory_int| |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base|))) (let ((.cse0 (select .cse31 8))) (let ((.cse1 (* 18446744073709551616 (div .cse0 18446744073709551616)))) (let ((.cse28 (+ .cse1 5)) (.cse30 (+ .cse1 4))) (let ((.cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.offset| 0)) (.cse4 (= (select .cse31 17) 0)) (.cse29 (= (select .cse31 16) 0)) (.cse10 (= (select .cse31 19) 0)) (.cse8 (< .cse0 .cse30)) (.cse9 (= (select .cse31 20) 0)) (.cse27 (= (select .cse31 21) 0)) (.cse26 (= .cse28 .cse0)) (.cse24 (= (select .cse31 22) 0)) (.cse25 (+ .cse1 6)) (.cse11 (= (select .cse31 23) 0)) (.cse22 (= (select .cse31 24) 0)) (.cse21 (+ .cse1 8)) (.cse23 (= (select .cse31 31) 0)) (.cse14 (<= .cse0 (+ .cse1 14))) (.cse15 (= (select .cse31 30) 0)) (.cse16 (and (<= .cse0 (+ .cse1 13)) (= (select .cse31 29) 0))) (.cse18 (= (select .cse31 28) 0)) (.cse17 (+ .cse1 12)) (.cse13 (= (select .cse31 27) 0)) (.cse12 (+ .cse1 10)) (.cse19 (= (select .cse31 26) 0)) (.cse20 (= (select .cse31 25) 0)) (.cse6 (= (select .cse31 18) 0)) (.cse7 (+ .cse1 2))) (and (<= .cse0 (+ .cse1 15)) .cse2 (not (let ((.cse5 (+ .cse0 (* 18446744073709551616 (div (+ 15 (* (- 1) .cse0)) 18446744073709551616))))) (and .cse2 (let ((.cse3 (+ .cse1 1))) (or (< .cse0 .cse3) (and .cse4 (= .cse3 .cse0)) (and (<= 2 .cse5) (or (and .cse6 (<= .cse0 .cse7)) (and (<= 3 .cse5) (or .cse8 .cse9 (< 4 .cse5)) (or .cse10 (< 3 .cse5)) (or (and (or (and (<= 7 .cse5) (or (< 7 .cse5) .cse11) (or (and (or (< .cse0 .cse12) (and (<= 11 .cse5) (or (< 11 .cse5) .cse13) (or (and (or (and .cse14 .cse15 (<= 14 .cse5)) .cse16) (<= 13 .cse5)) (< .cse0 .cse17) (and (= .cse0 .cse17) .cse18))) (and (= .cse0 .cse12) .cse19)) (<= 9 .cse5) (or .cse20 (< 9 .cse5))) (and (= .cse0 .cse21) .cse22) (< .cse0 .cse21))) (and .cse23 (<= 15 .cse5)) (and .cse24 (= .cse0 .cse25)) .cse26) (or (< 5 .cse5) .cse27)) (< .cse0 .cse28))))))) (or .cse29 (< 0 .cse5))))) (not (= |c_ULTIMATE.start_aws_string_compare_harness_~str_b~1#1.base| 0)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 1) .cse0) 18446744073709551616)) 36028797018963950)) .cse4) (< .cse0 (+ 36028797018963951 (* (div (+ .cse0 (- 2)) 18446744073709551616) 18446744073709551616))) (and (<= .cse0 .cse1) .cse29)) (or (< .cse0 .cse7) (and (or .cse10 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 4)) 18446744073709551616))))) (or .cse8 (and (or .cse9 (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ .cse0 (- 5)) 18446744073709551616))))) (or (and .cse27 .cse26) (= .cse0 .cse30) (and (<= .cse0 (+ 36028797018963950 (* 18446744073709551616 (div (+ .cse0 (- 6)) 18446744073709551616)))) (or (and .cse24 (<= .cse0 .cse25)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 7)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ 7 .cse1)) .cse11) (and (<= .cse0 (+ (* (div (+ .cse0 (- 8)) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and .cse22 (<= .cse0 .cse21)) (and (<= .cse0 (+ (* (div (+ (- 9) .cse0) 18446744073709551616) 18446744073709551616) 36028797018963950)) (or (and (or (and (or (and (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 13)) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 14) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 15)) 18446744073709551616)) 36028797018963950)) .cse23) (and .cse14 .cse15))) .cse16)) (and .cse18 (<= .cse0 .cse17))) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 12)) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 (+ .cse1 11)) .cse13)) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 11) .cse0) 18446744073709551616)) 36028797018963950))) (and (<= .cse0 .cse12) .cse19)) (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 10)) 18446744073709551616)) 36028797018963950))) (and .cse20 (<= .cse0 (+ .cse1 9)))))))))))))) (<= .cse0 (+ 36028797018963950 (* (div (+ .cse0 (- 3)) 18446744073709551616) 18446744073709551616)))) (and .cse6 (= .cse0 .cse7)))))))))) is different from true [2023-12-02 22:25:34,130 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 22:25:34,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 294 states to 172 states and 274 transitions. [2023-12-02 22:25:34,131 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 274 transitions. [2023-12-02 22:25:34,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 22:25:34,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 22:25:34,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 22:25:34,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 22:29:43,622 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-12-02 22:29:55,451 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse6 (select |c_#memory_int| |c_ULTIMATE.start_aws_string_compare_harness_#t~ret1358#1.base|))) (let ((.cse0 (select .cse6 8))) (let ((.cse11 (* (- 1) .cse0))) (let ((.cse10 (* (div (+ 15 .cse11) 18446744073709551616) 18446744073709551616))) (let ((.cse2 (= |c_ULTIMATE.start_aws_string_compare_harness_#t~ret1358#1.offset| 0)) (.cse3 (= (select .cse6 17) 0)) (.cse8 (= (select .cse6 18) 0)) (.cse4 (= (select .cse6 16) 0)) (.cse9 (+ .cse10 .cse0))) (and (not (let ((.cse1 (* (div .cse0 18446744073709551616) 18446744073709551616))) (and (<= .cse0 (+ 15 .cse1)) .cse2 (or (and .cse3 (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 1) .cse0) 18446744073709551616)) 36028797018963950))) (and .cse4 (<= .cse0 .cse1)) (< .cse0 (+ (* 18446744073709551616 (div (+ (- 2) .cse0) 18446744073709551616)) 36028797018963951))) (let ((.cse5 (+ 2 .cse1))) (or (< .cse0 .cse5) (and (let ((.cse7 (+ 4 .cse1))) (or (and (or (< .cse0 (+ 36028797018963951 (* 18446744073709551616 (div (+ (- 5) .cse0) 18446744073709551616)))) (= (select .cse6 20) 0)) (or (and (= (select .cse6 21) 0) (= (+ 5 .cse1) .cse0)) (= .cse7 .cse0) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 6) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (= (select .cse6 22) 0) (<= .cse0 (+ 6 .cse1))) (and (or (and (<= .cse0 (+ 7 .cse1)) (= (select .cse6 23) 0)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ .cse0 (- 8)) 18446744073709551616)) 36028797018963950)) (or (and (= (select .cse6 24) 0) (<= .cse0 (+ 8 .cse1))) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 9) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 10) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ .cse1 10)) (= (select .cse6 26) 0)) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 11) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (= (select .cse6 27) 0) (<= .cse0 (+ .cse1 11))) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 12) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 13) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (= (select .cse6 29) 0) (<= .cse0 (+ 13 .cse1))) (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 14) .cse0) 18446744073709551616)) 36028797018963950)) (or (and (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 15) .cse0) 18446744073709551616)) 36028797018963950)) (= (select .cse6 31) 0)) (and (<= .cse0 (+ 14 .cse1)) (= (select .cse6 30) 0)))))) (and (= (select .cse6 28) 0) (<= .cse0 (+ 12 .cse1))))))))) (and (<= .cse0 (+ 9 .cse1)) (= (select .cse6 25) 0))))))) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 7) .cse0) 18446744073709551616)) 36028797018963950))))))) (< .cse0 .cse7))) (<= .cse0 (+ (* 18446744073709551616 (div (+ (- 3) .cse0) 18446744073709551616)) 36028797018963950)) (or (= (select .cse6 19) 0) (< .cse0 (+ (* (div (+ (- 4) .cse0) 18446744073709551616) 18446744073709551616) 36028797018963951)))) (and .cse8 (= .cse5 .cse0))))))) .cse2 (or (and (or .cse3 (< 1 .cse9)) (or (and (<= 3 .cse9) (= 0 (select .cse6 (+ 16 .cse10 .cse0)))) (< 0 (+ (* (div (+ .cse11 1) 18446744073709551616) 18446744073709551616) .cse0 1)) (and (<= 0 (+ (* 18446744073709551616 (div (+ 2 .cse11) 18446744073709551616)) .cse0)) .cse8))) (< 0 (+ (* 18446744073709551616 (div .cse11 18446744073709551616)) .cse0 1))) (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.base| 0) (or .cse4 (< 0 .cse9)) (= |c_ULTIMATE.start_aws_string_compare_harness_~str_a~1#1.offset| 0))))))) is different from false