./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 527bcce2 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/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 8de283a79f01a407383b7daa040c59e7c5c73f52f0f9c705f7021a208716cd24 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:41:47,339 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:41:47,453 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:41:47,457 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:41:47,458 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:41:47,491 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:41:47,492 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:41:47,493 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:41:47,494 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:41:47,494 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:41:47,495 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:41:47,496 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:41:47,496 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:41:47,497 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:41:47,498 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:41:47,498 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:41:47,499 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:41:47,500 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:41:47,501 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:41:47,501 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:41:47,502 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:41:47,502 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:41:47,503 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:41:47,503 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:47,504 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:41:47,504 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:41:47,505 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:41:47,505 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:41:47,506 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:41:47,506 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:41:47,507 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8de283a79f01a407383b7daa040c59e7c5c73f52f0f9c705f7021a208716cd24 [2023-11-21 18:41:47,800 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:41:47,833 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:41:47,836 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:41:47,837 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:41:47,838 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:41:47,839 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i [2023-11-21 18:41:50,843 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:41:51,523 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:41:51,523 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i [2023-11-21 18:41:51,570 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/data/8ac100735/867f4ff6983f4213b8b7b8fcc64614d1/FLAG262f4df8c [2023-11-21 18:41:51,590 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/data/8ac100735/867f4ff6983f4213b8b7b8fcc64614d1 [2023-11-21 18:41:51,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:41:51,600 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:41:51,603 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:51,604 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:41:51,609 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:41:51,610 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,611 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3899e845 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:51, skipping insertion in model container [2023-11-21 18:41:51,612 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:41:51" (1/1) ... [2023-11-21 18:41:51,744 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:41:52,020 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4498,4511] [2023-11-21 18:41:52,030 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4558,4571] [2023-11-21 18:41:52,889 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,892 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,894 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,904 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,922 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,923 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,926 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:52,927 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,365 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:53,367 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:53,368 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:53,372 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:53,379 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:53,385 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:53,386 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:53,386 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:53,387 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:53,391 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:53,677 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,678 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,748 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:53,800 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:41:53,816 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4498,4511] [2023-11-21 18:41:53,817 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_b1edab39-3041-4864-9b56-1b9b5cbf34b5/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4558,4571] [2023-11-21 18:41:53,859 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,860 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,860 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,861 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,862 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,869 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,869 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,870 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,871 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:53,948 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:41:53,949 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:41:53,950 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:41:53,951 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:41:53,952 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:41:53,952 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:41:53,953 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:41:53,953 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:41:53,954 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:41:53,954 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:41:54,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2023-11-21 18:41:54,034 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:54,035 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:41:54,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2023-11-21 18:41:54,065 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:41:54,366 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,366 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,367 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,369 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,369 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,370 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,370 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,370 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,371 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,371 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,371 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,372 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,372 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:41:54,381 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:41:54,382 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54 WrapperNode [2023-11-21 18:41:54,382 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:41:54,383 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:54,383 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:41:54,384 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:41:54,393 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,681 INFO L138 Inliner]: procedures = 690, calls = 2618, calls flagged for inlining = 58, calls inlined = 4, statements flattened = 775 [2023-11-21 18:41:54,688 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:41:54,689 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:41:54,689 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:41:54,690 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:41:54,714 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,714 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,732 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,732 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,795 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,815 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,842 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,866 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,879 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:41:54,888 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:41:54,888 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:41:54,888 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:41:54,889 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:41:54" (1/1) ... [2023-11-21 18:41:54,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:41:54,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:41:54,947 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:41:54,967 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b1edab39-3041-4864-9b56-1b9b5cbf34b5/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:41:54,999 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_ignore_case [2023-11-21 18:41:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_ignore_case [2023-11-21 18:41:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:41:55,000 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:41:55,000 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:41:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:41:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:41:55,001 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:41:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:41:55,001 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:41:55,002 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2023-11-21 18:41:55,003 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2023-11-21 18:41:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:41:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:41:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:41:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:41:55,004 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-21 18:41:55,004 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-21 18:41:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:41:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:41:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:41:55,005 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:41:55,005 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:41:55,006 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:41:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:41:55,007 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:41:55,341 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:41:55,343 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:41:56,909 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:41:57,085 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:41:57,085 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:41:57,087 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:57 BoogieIcfgContainer [2023-11-21 18:41:57,087 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:41:57,088 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:41:57,088 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:41:57,099 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:41:57,100 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:41:57" (1/1) ... [2023-11-21 18:41:57,113 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:41:57,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:57,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-11-21 18:41:57,189 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-21 18:41:57,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:41:57,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:57,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:57,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:41:58,644 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:41:58,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:41:58,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2023-11-21 18:41:58,840 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2023-11-21 18:41:58,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:41:58,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:41:58,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:41:59,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:01,430 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:42:02,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:02,213 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 82 states and 118 transitions. [2023-11-21 18:42:02,213 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2023-11-21 18:42:02,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:42:02,217 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:02,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:02,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:03,203 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-21 18:42:04,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 155 transitions. [2023-11-21 18:42:04,162 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2023-11-21 18:42:04,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:04,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:04,167 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:04,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:06,691 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:07,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:07,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 169 transitions. [2023-11-21 18:42:07,585 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2023-11-21 18:42:07,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:07,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:07,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:07,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:09,459 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:10,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:10,768 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:10,768 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:10,770 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:10,770 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:10,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:10,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:12,320 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:12,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:12,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:12,392 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:12,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:12,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:12,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:12,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:14,598 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:14,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:14,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:14,668 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:14,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:14,678 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:14,678 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:14,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:16,535 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:16,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:16,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:16,585 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:16,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:16,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:16,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:16,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:17,841 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:17,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:17,915 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:17,915 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:17,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:17,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:17,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:18,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:19,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:19,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:19,825 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:19,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:19,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:19,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:19,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:21,069 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:21,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:21,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:21,127 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:21,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:21,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:21,134 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:21,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:22,321 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:22,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:22,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:22,377 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:22,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:22,378 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:22,380 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:22,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:23,526 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:23,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:23,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:23,577 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:23,578 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:23,578 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:23,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:23,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:24,765 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-21 18:42:24,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:24,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:24,817 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:24,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:24,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:24,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:24,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:26,470 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:26,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:26,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:26,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:26,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:27,968 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:28,012 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:28,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:28,013 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:28,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:28,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:28,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:29,384 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:29,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:29,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:29,428 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:29,429 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:29,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:29,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:29,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:42:30,891 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-21 18:42:30,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:42:30,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-21 18:42:30,936 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-21 18:42:30,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:42:30,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:42:30,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:42:31,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat