./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2 --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 f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:24,417 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:24,501 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:27:24,507 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:24,507 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:24,536 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:24,537 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:24,538 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:24,539 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:24,541 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:24,542 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:24,543 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:24,543 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:24,545 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:24,546 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:24,546 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:24,547 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:24,547 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:24,547 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:24,548 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:24,548 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:24,549 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:24,550 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:24,550 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:24,551 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:24,551 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:24,551 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:24,552 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:24,552 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:24,553 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:24,553 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f85fffa00ce152c2185c303de3856b218143afacade5a3da3d11c284e86ce457 [2023-11-21 18:27:24,804 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:24,835 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:24,838 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:24,839 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:24,840 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:24,841 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2023-11-21 18:27:28,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:28,642 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:28,643 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i [2023-11-21 18:27:28,693 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/data/97fa1cf11/16aebef30b3342af9e12c64d21dfba5a/FLAG5a0c7eb70 [2023-11-21 18:27:28,710 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/data/97fa1cf11/16aebef30b3342af9e12c64d21dfba5a [2023-11-21 18:27:28,715 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:28,718 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:28,723 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:28,723 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:28,729 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:28,731 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:28" (1/1) ... [2023-11-21 18:27:28,733 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@755072d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:28, skipping insertion in model container [2023-11-21 18:27:28,733 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:28" (1/1) ... [2023-11-21 18:27:28,862 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:29,110 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2023-11-21 18:27:29,119 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2023-11-21 18:27:30,227 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,228 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,229 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,230 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,231 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,246 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,247 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,249 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,250 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:30,752 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:27:30,754 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:27:30,755 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:27:30,759 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:27:30,766 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:27:30,767 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:27:30,772 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:27:30,774 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:27:30,778 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:27:30,780 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:27:31,071 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,082 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,183 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:31,260 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:31,286 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4505,4518] [2023-11-21 18:27:31,287 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_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/sv-benchmarks/c/aws-c-common/aws_byte_cursor_right_trim_pred_harness.i[4565,4578] [2023-11-21 18:27:31,336 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,337 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,337 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,338 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,338 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,352 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,353 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,356 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,357 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,462 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:27:31,463 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:27:31,464 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:27:31,465 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:27:31,466 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:27:31,466 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:27:31,467 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:27:31,468 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:27:31,469 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:27:31,469 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:27:31,567 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8271] [2023-11-21 18:27:31,569 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,569 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:31,588 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8757-8768] [2023-11-21 18:27:31,612 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:31,816 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,816 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,816 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,816 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,817 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,817 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,817 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,817 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,817 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,818 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,819 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,819 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,819 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:31,828 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:31,828 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31 WrapperNode [2023-11-21 18:27:31,828 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:31,830 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:31,830 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:31,830 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:31,839 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:31,944 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,036 INFO L138 Inliner]: procedures = 689, calls = 2623, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 799 [2023-11-21 18:27:32,036 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:32,037 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:32,037 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:32,037 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:32,048 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,048 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,056 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,057 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,096 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,107 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,112 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,124 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:32,125 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:32,125 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:32,125 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:32,126 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:31" (1/1) ... [2023-11-21 18:27:32,132 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:32,164 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:32,179 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:32,198 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9d2a0361-45ce-4d22-87d4-e321b8fc5e3d/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:32,224 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-21 18:27:32,224 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-21 18:27:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:27:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:27:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:27:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:32,225 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:32,225 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:27:32,226 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:32,227 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:27:32,228 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:32,228 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:27:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:27:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-21 18:27:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-21 18:27:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:27:32,229 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:27:32,229 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:27:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:27:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:32,230 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~int [2023-11-21 18:27:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~int [2023-11-21 18:27:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_right_trim_pred [2023-11-21 18:27:32,231 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_right_trim_pred [2023-11-21 18:27:32,231 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:32,598 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:32,600 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:33,842 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:34,395 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:34,395 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:34,397 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:34 BoogieIcfgContainer [2023-11-21 18:27:34,398 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:34,399 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:34,399 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:34,410 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:34,410 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,422 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:34,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:34,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 70 states and 91 transitions. [2023-11-21 18:27:34,503 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 91 transitions. [2023-11-21 18:27:34,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:27:34,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:34,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:35,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:35,346 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-21 18:27:35,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:35,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 70 states and 89 transitions. [2023-11-21 18:27:35,711 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 89 transitions. [2023-11-21 18:27:35,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:35,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:35,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:36,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:39,627 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:40,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:40,388 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:40,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:40,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,178 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:43,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:43,227 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:43,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:43,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:45,795 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:45,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:45,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:45,817 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:45,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:45,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:45,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:46,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,122 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:48,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:48,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:48,149 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:48,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:48,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:48,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:48,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,449 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:50,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:50,502 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:50,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:50,508 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:52,692 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:52,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:52,720 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:52,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:52,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:54,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:54,924 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:54,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:54,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:55,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,952 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:56,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:56,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:56,970 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:56,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:56,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:56,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,841 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:58,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:58,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:27:58,860 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:27:58,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:27:58,861 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:58,861 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:58,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:00,944 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:28:01,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:28:01,014 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:28:01,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:01,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:02,761 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:28:02,777 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:02,778 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:28:02,778 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:28:02,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:02,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:02,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:02,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:04,280 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:28:04,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:04,297 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:28:04,298 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:28:04,298 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:04,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:04,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:04,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:05,928 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:28:05,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:05,945 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:28:05,945 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:28:05,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:05,946 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:05,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:06,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:07,665 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:28:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 139 states to 90 states and 133 transitions. [2023-11-21 18:28:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-11-21 18:28:07,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:28:07,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:07,683 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:07,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat