./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_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_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/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_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/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_a960381f-f916-4581-aa31-9cefa56a21a1/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 f6da3aa04741dedcde0205dc04a8136a445ebd58b30adbc60377ecda455d64bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:50,106 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:50,191 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:19:50,196 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:50,196 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:50,231 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:50,232 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:50,232 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:50,233 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:50,234 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:50,235 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:50,235 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:50,236 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:50,237 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:50,237 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:50,238 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:50,239 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:50,239 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:50,240 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:50,241 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:50,241 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:50,248 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:50,248 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:50,273 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:50,274 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:50,275 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:50,275 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:50,275 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:50,276 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:50,276 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:50,277 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_a960381f-f916-4581-aa31-9cefa56a21a1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6da3aa04741dedcde0205dc04a8136a445ebd58b30adbc60377ecda455d64bb [2023-11-23 20:19:50,529 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:50,565 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:50,567 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:50,570 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:50,571 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:50,572 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i [2023-11-23 20:19:53,714 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:54,349 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:54,350 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i [2023-11-23 20:19:54,397 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/data/81e7d2c2a/2c24e8d2ee3a482fa4ceeb672ee7282d/FLAG4d549cb2e [2023-11-23 20:19:54,415 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/data/81e7d2c2a/2c24e8d2ee3a482fa4ceeb672ee7282d [2023-11-23 20:19:54,421 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:54,424 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:54,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:54,428 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:54,434 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:54,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:54" (1/1) ... [2023-11-23 20:19:54,438 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c265968 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:54, skipping insertion in model container [2023-11-23 20:19:54,439 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:54" (1/1) ... [2023-11-23 20:19:54,571 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:54,865 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_a960381f-f916-4581-aa31-9cefa56a21a1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4499,4512] [2023-11-23 20:19:54,875 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_a960381f-f916-4581-aa31-9cefa56a21a1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4559,4572] [2023-11-23 20:19:56,341 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,344 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,345 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,346 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,347 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,364 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,365 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,368 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,369 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:56,874 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:19:56,875 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:19:56,877 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:19:56,882 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:19:56,890 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:19:56,892 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:19:56,894 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:19:56,896 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:19:56,899 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:19:56,901 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:19:57,235 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,236 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,362 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:57,446 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:57,472 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_a960381f-f916-4581-aa31-9cefa56a21a1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4499,4512] [2023-11-23 20:19:57,473 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_a960381f-f916-4581-aa31-9cefa56a21a1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4559,4572] [2023-11-23 20:19:57,537 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,537 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,538 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,539 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,541 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,556 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,557 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,562 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,563 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,632 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:19:57,633 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:19:57,634 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:19:57,635 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:19:57,639 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:19:57,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:19:57,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:19:57,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:19:57,642 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:19:57,643 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:19:57,756 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-23 20:19:57,758 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,759 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:57,807 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2023-11-23 20:19:57,839 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:58,034 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,034 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,034 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,035 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,035 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,035 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,035 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,035 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,036 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,037 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,037 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,037 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,037 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:58,045 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:58,046 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58 WrapperNode [2023-11-23 20:19:58,046 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:58,047 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:58,047 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:58,048 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:58,055 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,271 INFO L138 Inliner]: procedures = 690, calls = 2648, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1022 [2023-11-23 20:19:58,271 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:58,272 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:58,273 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:58,273 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:58,283 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,283 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,293 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,293 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,368 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,373 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,392 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,414 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,432 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:58,435 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:58,436 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:58,436 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:58,437 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:58" (1/1) ... [2023-11-23 20:19:58,442 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:58,456 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:58,469 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:58,506 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a960381f-f916-4581-aa31-9cefa56a21a1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:58,515 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2023-11-23 20:19:58,515 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2023-11-23 20:19:58,516 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 20:19:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 20:19:58,516 INFO L130 BoogieDeclarations]: Found specification of procedure ntohs [2023-11-23 20:19:58,516 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:58,516 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:19:58,516 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:19:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-23 20:19:58,517 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-23 20:19:58,518 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-23 20:19:58,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:58,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-23 20:19:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-23 20:19:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:19:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:19:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:19:58,520 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh16 [2023-11-23 20:19:58,520 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh16 [2023-11-23 20:19:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:19:58,521 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:58,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:19:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:19:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:19:58,522 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:19:58,522 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-23 20:19:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:19:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:19:58,523 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:19:58,523 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:19:58,524 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:19:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:19:58,524 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:19:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:19:58,525 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:19:58,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:58,526 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-23 20:19:58,526 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:58,887 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:58,890 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:20:00,483 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:20:00,995 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:20:00,995 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:20:00,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:00 BoogieIcfgContainer [2023-11-23 20:20:00,997 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:20:00,999 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:20:00,999 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:20:01,009 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:20:01,010 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:20:00" (1/1) ... [2023-11-23 20:20:01,020 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:20:01,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:01,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 126 states and 174 transitions. [2023-11-23 20:20:01,102 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2023-11-23 20:20:01,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:20:01,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:01,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:02,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:03,830 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-23 20:20:04,347 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:04,351 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 129 states and 179 transitions. [2023-11-23 20:20:04,351 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 179 transitions. [2023-11-23 20:20:04,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:20:04,355 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:04,355 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:05,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:08,313 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:20:08,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:08,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 159 states and 229 transitions. [2023-11-23 20:20:08,702 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 229 transitions. [2023-11-23 20:20:08,705 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:20:08,705 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:08,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:09,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:11,644 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2023-11-23 20:20:11,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:11,696 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 159 states and 229 transitions. [2023-11-23 20:20:11,697 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 229 transitions. [2023-11-23 20:20:11,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:20:11,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:11,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:12,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:13,536 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-23 20:20:14,046 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:14,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 231 states to 160 states and 231 transitions. [2023-11-23 20:20:14,048 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 231 transitions. [2023-11-23 20:20:14,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-23 20:20:14,050 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:14,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:15,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:16,129 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-23 20:20:16,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:16,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 161 states and 232 transitions. [2023-11-23 20:20:16,288 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 232 transitions. [2023-11-23 20:20:16,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-11-23 20:20:16,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:16,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:16,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:19,436 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2023-11-23 20:20:21,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:21,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-23 20:20:21,098 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-23 20:20:21,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:20:21,101 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:21,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:22,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:24,068 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-23 20:20:24,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:24,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-23 20:20:24,117 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-23 20:20:24,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:20:24,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:24,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:26,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:27,717 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-23 20:20:27,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:27,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-23 20:20:27,757 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-23 20:20:27,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:20:27,760 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:27,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:29,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:20:30,548 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-23 20:20:30,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:20:30,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-23 20:20:30,586 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-23 20:20:30,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-23 20:20:30,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:20:30,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:20:32,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat