./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_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_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/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_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/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_cce48394-770e-4fd0-b167-e8b6687a5351/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 b64b813c3d856efe8cd859d380d09d4b682c371a0a165a5a5fe0d11dc206dad7 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:27:30,140 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:27:30,268 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:27:30,277 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:27:30,278 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:27:30,316 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:27:30,318 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:27:30,318 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:27:30,320 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:27:30,325 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:27:30,326 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:27:30,327 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:27:30,327 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:27:30,329 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:27:30,330 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:27:30,330 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:27:30,331 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:27:30,331 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:27:30,331 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:27:30,332 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:27:30,333 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:27:30,333 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:27:30,334 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:27:30,334 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:30,335 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:27:30,335 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:27:30,336 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:27:30,336 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:27:30,337 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:27:30,337 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:27:30,338 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_cce48394-770e-4fd0-b167-e8b6687a5351/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b64b813c3d856efe8cd859d380d09d4b682c371a0a165a5a5fe0d11dc206dad7 [2023-11-21 18:27:30,651 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:27:30,684 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:27:30,687 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:27:30,689 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:27:30,689 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:27:30,691 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i [2023-11-21 18:27:33,771 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:27:34,344 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:27:34,348 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i [2023-11-21 18:27:34,400 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/data/64fc96a3c/fc17343b71564077b8e1f4644428989a/FLAGd4e25d30d [2023-11-21 18:27:34,420 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/data/64fc96a3c/fc17343b71564077b8e1f4644428989a [2023-11-21 18:27:34,424 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:27:34,426 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:27:34,427 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:34,427 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:27:34,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:27:34,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3faad07f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:34, skipping insertion in model container [2023-11-21 18:27:34,438 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:27:34" (1/1) ... [2023-11-21 18:27:34,583 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:27:34,864 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_cce48394-770e-4fd0-b167-e8b6687a5351/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i[4493,4506] [2023-11-21 18:27:34,874 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_cce48394-770e-4fd0-b167-e8b6687a5351/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i[4553,4566] [2023-11-21 18:27:36,140 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,142 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,143 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,144 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,146 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,163 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,164 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,166 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,167 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:36,762 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:27:36,764 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:27:36,765 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:27:36,766 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:27:36,768 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:27:36,769 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:27:36,769 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:27:36,770 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:27:36,771 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:27:36,772 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:27:37,180 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,180 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,204 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:37,246 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:27:37,261 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_cce48394-770e-4fd0-b167-e8b6687a5351/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i[4493,4506] [2023-11-21 18:27:37,261 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_cce48394-770e-4fd0-b167-e8b6687a5351/sv-benchmarks/c/aws-c-common/aws_string_eq_c_str_harness.i[4553,4566] [2023-11-21 18:27:37,297 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,297 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,298 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,298 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,299 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,313 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,316 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,317 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,321 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,369 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:27:37,370 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:27:37,371 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:27:37,379 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:27:37,381 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:27:37,383 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:27:37,383 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:27:37,384 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:27:37,387 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:27:37,388 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:27:37,503 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8588] [2023-11-21 18:27:37,505 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,506 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:27:37,519 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:27:37,808 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,808 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,809 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,809 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,809 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,809 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,809 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,810 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,810 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,810 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,811 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,812 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,812 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,812 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,812 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,812 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,813 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:27:37,820 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:27:37,821 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37 WrapperNode [2023-11-21 18:27:37,823 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:27:37,824 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:37,824 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:27:37,824 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:27:37,832 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:37,942 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,006 INFO L138 Inliner]: procedures = 680, calls = 2274, calls flagged for inlining = 60, calls inlined = 8, statements flattened = 390 [2023-11-21 18:27:38,006 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:27:38,007 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:27:38,007 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:27:38,007 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:27:38,018 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,018 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,023 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,024 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,049 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,053 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,058 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,062 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,070 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:27:38,071 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:27:38,071 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:27:38,071 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:27:38,072 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:27:37" (1/1) ... [2023-11-21 18:27:38,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:27:38,093 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:27:38,107 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:27:38,123 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_cce48394-770e-4fd0-b167-e8b6687a5351/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:27:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_eq_c_str [2023-11-21 18:27:38,142 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_eq_c_str [2023-11-21 18:27:38,142 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-21 18:27:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-21 18:27:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-21 18:27:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-21 18:27:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:27:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:27:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:27:38,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:27:38,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:27:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:27:38,144 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:27:38,144 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:27:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:27:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:27:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:27:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:27:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:27:38,145 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:27:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:27:38,145 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:27:38,395 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:27:38,398 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:27:39,004 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:27:39,184 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:27:39,184 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:27:39,186 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:39 BoogieIcfgContainer [2023-11-21 18:27:39,186 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:27:39,188 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:27:39,188 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:27:39,199 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:27:39,199 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:27:39" (1/1) ... [2023-11-21 18:27:39,210 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:27:39,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:39,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2023-11-21 18:27:39,274 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2023-11-21 18:27:39,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:27:39,281 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:39,281 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,079 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:40,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:40,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 94 states and 128 transitions. [2023-11-21 18:27:40,184 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2023-11-21 18:27:40,187 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:27:40,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:40,188 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:40,248 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:40,990 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:27:41,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 102 states and 142 transitions. [2023-11-21 18:27:41,364 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 142 transitions. [2023-11-21 18:27:41,368 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:27:41,368 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:41,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:41,769 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-21 18:27:41,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:41,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 102 states and 141 transitions. [2023-11-21 18:27:41,954 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 141 transitions. [2023-11-21 18:27:41,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:27:41,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:41,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:42,412 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:42,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:42,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 105 states and 144 transitions. [2023-11-21 18:27:42,829 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 144 transitions. [2023-11-21 18:27:42,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:27:42,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:42,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:43,098 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:43,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:43,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 120 states and 172 transitions. [2023-11-21 18:27:43,942 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 172 transitions. [2023-11-21 18:27:43,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:27:43,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:43,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:43,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,227 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:44,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 122 states and 176 transitions. [2023-11-21 18:27:44,251 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 176 transitions. [2023-11-21 18:27:44,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:27:44,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:44,543 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:27:44,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:44,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 127 states and 185 transitions. [2023-11-21 18:27:44,938 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 185 transitions. [2023-11-21 18:27:44,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:27:44,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:44,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:44,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:46,076 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:27:47,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:47,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 134 states and 193 transitions. [2023-11-21 18:27:47,683 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 193 transitions. [2023-11-21 18:27:47,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:27:47,685 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:47,685 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:47,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:48,193 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:49,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 140 states and 207 transitions. [2023-11-21 18:27:49,180 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 207 transitions. [2023-11-21 18:27:49,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:49,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,440 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:49,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:49,755 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 143 states and 210 transitions. [2023-11-21 18:27:49,755 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 210 transitions. [2023-11-21 18:27:49,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:27:49,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:49,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:49,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:49,995 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:50,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 140 states and 204 transitions. [2023-11-21 18:27:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 204 transitions. [2023-11-21 18:27:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:50,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:50,164 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:50,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:50,555 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-21 18:27:51,229 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,230 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 234 states to 144 states and 213 transitions. [2023-11-21 18:27:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 213 transitions. [2023-11-21 18:27:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:27:51,232 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:27:51,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:51,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 131 states and 185 transitions. [2023-11-21 18:27:51,662 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 185 transitions. [2023-11-21 18:27:51,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:27:51,664 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:51,664 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:51,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:51,954 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-21 18:27:52,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:52,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 136 states and 191 transitions. [2023-11-21 18:27:52,623 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2023-11-21 18:27:52,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:27:52,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:52,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:52,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:53,188 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2023-11-21 18:27:54,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:54,571 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 136 states and 190 transitions. [2023-11-21 18:27:54,571 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 190 transitions. [2023-11-21 18:27:54,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:27:54,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:54,572 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:54,633 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:54,967 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-21 18:27:55,990 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:55,991 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 133 states and 183 transitions. [2023-11-21 18:27:55,991 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 183 transitions. [2023-11-21 18:27:55,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-21 18:27:55,992 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:55,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:56,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:56,302 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-11-21 18:27:57,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:27:57,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 129 states and 175 transitions. [2023-11-21 18:27:57,407 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 175 transitions. [2023-11-21 18:27:57,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-21 18:27:57,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:27:57,410 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:27:57,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:27:58,571 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-11-21 18:28:01,210 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:28:01,211 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 129 states and 174 transitions. [2023-11-21 18:28:01,211 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 174 transitions. [2023-11-21 18:28:01,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:28:01,212 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:28:01,212 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:28:01,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:28:11,471 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 1 proven. 8 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked.