./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 30e01a73 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC --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-30e01a7 [2023-11-23 20:16:48,892 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:16:49,016 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:16:49,025 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:16:49,026 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:16:49,067 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:16:49,068 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:16:49,069 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:16:49,070 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:16:49,075 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:16:49,077 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:16:49,077 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:16:49,078 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:16:49,080 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:16:49,080 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:16:49,081 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:16:49,081 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:16:49,082 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:16:49,082 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:16:49,083 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:16:49,084 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:16:49,084 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:16:49,085 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:16:49,087 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:49,088 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:16:49,088 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:16:49,089 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:16:49,089 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:16:49,090 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:16:49,090 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:16:49,091 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8de283a79f01a407383b7daa040c59e7c5c73f52f0f9c705f7021a208716cd24 [2023-11-23 20:16:49,396 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:16:49,430 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:16:49,433 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:16:49,435 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:16:49,435 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:16:49,437 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i [2023-11-23 20:16:52,536 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:16:53,172 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:16:53,175 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i [2023-11-23 20:16:53,221 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/data/d78c344fd/7af2429f3c874e6a8a59240606e7da49/FLAGaf68669b2 [2023-11-23 20:16:53,243 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/data/d78c344fd/7af2429f3c874e6a8a59240606e7da49 [2023-11-23 20:16:53,248 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:16:53,251 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:16:53,254 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:53,254 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:16:53,259 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:16:53,260 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,261 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@44aa8dd3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:53, skipping insertion in model container [2023-11-23 20:16:53,261 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:16:53" (1/1) ... [2023-11-23 20:16:53,397 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:16:53,728 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4498,4511] [2023-11-23 20:16:53,738 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4558,4571] [2023-11-23 20:16:54,900 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,901 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,902 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,903 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,905 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,927 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,928 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,931 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:54,932 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:55,402 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:16:55,403 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:16:55,405 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:16:55,407 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:16:55,409 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:16:55,409 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:16:55,410 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:16:55,411 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:16:55,412 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:16:55,413 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:16:55,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:55,813 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:55,916 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:56,007 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:16:56,035 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4498,4511] [2023-11-23 20:16:56,035 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_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/sv-benchmarks/c/aws-c-common/aws_array_eq_ignore_case_harness.i[4558,4571] [2023-11-23 20:16:56,101 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,102 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,102 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,102 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,103 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,124 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,125 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,126 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,127 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,192 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:16:56,194 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:16:56,194 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:16:56,195 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:16:56,196 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:16:56,201 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:16:56,201 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:16:56,203 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:16:56,203 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:16:56,204 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:16:56,351 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8277] [2023-11-23 20:16:56,353 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,354 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:16:56,369 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8763-8774] [2023-11-23 20:16:56,403 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:16:56,730 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,730 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,731 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,733 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,733 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,734 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,734 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,734 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,734 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,735 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,735 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,735 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,735 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:16:56,744 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:16:56,745 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56 WrapperNode [2023-11-23 20:16:56,745 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:16:56,747 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:56,747 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:16:56,748 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:16:56,755 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:56,872 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,018 INFO L138 Inliner]: procedures = 690, calls = 2618, calls flagged for inlining = 58, calls inlined = 4, statements flattened = 775 [2023-11-23 20:16:57,018 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:16:57,019 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:16:57,019 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:16:57,019 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:16:57,030 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,031 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,041 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,042 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,079 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,083 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,090 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,095 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,105 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:16:57,106 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:16:57,106 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:16:57,106 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:16:57,107 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:16:56" (1/1) ... [2023-11-23 20:16:57,113 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:16:57,132 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:16:57,146 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:16:57,162 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c3d5d350-3d41-4509-b8a3-73e7e963ccb1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:16:57,191 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_ignore_case [2023-11-23 20:16:57,191 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_ignore_case [2023-11-23 20:16:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:16:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:16:57,192 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:16:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:16:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:16:57,192 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:16:57,192 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:16:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:16:57,193 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2023-11-23 20:16:57,194 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2023-11-23 20:16:57,194 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:16:57,195 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:16:57,195 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:16:57,195 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:16:57,195 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:16:57,195 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:16:57,195 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:16:57,196 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:16:57,196 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:16:57,196 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:16:57,196 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:16:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:16:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:16:57,197 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:16:57,540 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:16:57,542 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:16:58,860 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:16:59,018 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:16:59,018 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 20:16:59,020 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:59 BoogieIcfgContainer [2023-11-23 20:16:59,020 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:16:59,021 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:16:59,021 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:16:59,031 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:16:59,032 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:16:59" (1/1) ... [2023-11-23 20:16:59,041 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:16:59,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:16:59,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 65 states and 87 transitions. [2023-11-23 20:16:59,100 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2023-11-23 20:16:59,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:16:59,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:16:59,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:16:59,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:00,448 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:17:00,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:00,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 68 states and 89 transitions. [2023-11-23 20:17:00,593 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 89 transitions. [2023-11-23 20:17:00,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-23 20:17:00,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:00,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:00,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:03,046 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:17:03,857 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:03,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 82 states and 118 transitions. [2023-11-23 20:17:03,859 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 118 transitions. [2023-11-23 20:17:03,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-23 20:17:03,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:03,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:03,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:05,009 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-23 20:17:06,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:06,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 99 states and 155 transitions. [2023-11-23 20:17:06,014 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2023-11-23 20:17:06,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:06,018 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:06,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:06,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:08,423 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:09,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:09,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 169 transitions. [2023-11-23 20:17:09,355 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 169 transitions. [2023-11-23 20:17:09,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:09,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:09,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:09,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:11,288 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:12,772 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:12,774 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:12,775 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:12,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:12,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:12,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:12,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:14,343 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:14,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:14,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:14,409 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:14,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:14,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:14,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:14,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:16,608 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:16,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:16,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:16,679 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:16,681 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:16,681 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:16,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:16,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:18,617 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:18,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:18,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:18,677 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:18,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:18,680 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:18,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:18,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:20,038 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:20,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:20,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:20,114 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:20,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:20,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:20,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:20,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:21,987 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:22,053 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:22,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:22,056 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:22,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:22,060 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:22,060 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:22,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:23,361 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:23,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:23,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:23,419 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:23,423 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:23,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:23,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:24,658 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:24,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:24,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:24,717 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:24,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:24,722 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:24,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:24,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:25,889 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:25,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:25,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:25,946 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:25,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:25,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:25,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:27,055 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2023-11-23 20:17:27,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:27,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:27,147 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:27,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:27,149 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:27,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:28,812 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:28,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:28,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:28,861 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:28,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:28,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:28,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:28,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:30,230 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:30,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:30,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:30,299 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:30,300 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:30,300 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:30,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:30,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:17:31,619 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 1 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-23 20:17:31,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:17:31,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 109 states and 177 transitions. [2023-11-23 20:17:31,665 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 177 transitions. [2023-11-23 20:17:31,666 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-23 20:17:31,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:17:31,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:17:31,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat