./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 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_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/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_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/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_c1017e7c-bd98-467a-9f76-021a57d07631/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_c1017e7c-bd98-467a-9f76-021a57d07631/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 f6da3aa04741dedcde0205dc04a8136a445ebd58b30adbc60377ecda455d64bb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:55:02,883 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:55:03,020 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:55:03,030 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:55:03,031 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:55:03,079 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:55:03,080 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:55:03,081 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:55:03,082 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:55:03,088 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:55:03,089 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:55:03,089 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:55:03,090 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:55:03,092 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:55:03,092 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:55:03,093 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:55:03,093 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:55:03,094 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:55:03,094 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:55:03,095 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:55:03,096 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:55:03,097 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:55:03,097 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:55:03,098 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:03,098 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:55:03,099 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:55:03,099 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:55:03,100 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:55:03,100 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:55:03,101 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:55:03,102 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_c1017e7c-bd98-467a-9f76-021a57d07631/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f6da3aa04741dedcde0205dc04a8136a445ebd58b30adbc60377ecda455d64bb [2023-11-21 18:55:03,454 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:55:03,498 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:55:03,501 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:55:03,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:55:03,503 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:55:03,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i [2023-11-21 18:55:06,812 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:55:07,442 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:55:07,443 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i [2023-11-21 18:55:07,494 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/data/d4aad63b1/d80c27f6ccb543c0862a7d629c66e36d/FLAGf658c6300 [2023-11-21 18:55:07,515 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/data/d4aad63b1/d80c27f6ccb543c0862a7d629c66e36d [2023-11-21 18:55:07,521 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:55:07,523 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:55:07,529 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:07,529 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:55:07,535 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:55:07,536 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:07" (1/1) ... [2023-11-21 18:55:07,537 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@594809b9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:07, skipping insertion in model container [2023-11-21 18:55:07,537 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:55:07" (1/1) ... [2023-11-21 18:55:07,697 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:55:08,126 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_c1017e7c-bd98-467a-9f76-021a57d07631/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4499,4512] [2023-11-21 18:55:08,138 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_c1017e7c-bd98-467a-9f76-021a57d07631/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4559,4572] [2023-11-21 18:55:09,806 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,807 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,809 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,812 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,814 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,852 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,854 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,856 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:09,857 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,343 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:55:10,345 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:55:10,346 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:55:10,347 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:55:10,349 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:55:10,349 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:55:10,350 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:55:10,351 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:55:10,352 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:55:10,352 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:55:10,657 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,657 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,803 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:10,887 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:55:10,914 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_c1017e7c-bd98-467a-9f76-021a57d07631/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4499,4512] [2023-11-21 18:55:10,915 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_c1017e7c-bd98-467a-9f76-021a57d07631/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be16_harness.i[4559,4572] [2023-11-21 18:55:10,974 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,975 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,975 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,976 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,977 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,993 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,993 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,994 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:10,995 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:11,047 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:55:11,049 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:55:11,049 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:55:11,050 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:55:11,051 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:55:11,052 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:55:11,053 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:55:11,053 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:55:11,054 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:55:11,054 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:55:11,132 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-21 18:55:11,134 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:11,178 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:55:11,192 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2023-11-21 18:55:11,228 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:55:11,405 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,405 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,405 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,405 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,406 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,406 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,406 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,406 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,406 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,407 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,408 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,408 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,408 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:55:11,418 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:55:11,419 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11 WrapperNode [2023-11-21 18:55:11,419 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:55:11,420 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:11,420 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:55:11,421 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:55:11,429 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,562 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,708 INFO L138 Inliner]: procedures = 690, calls = 2648, calls flagged for inlining = 61, calls inlined = 11, statements flattened = 1022 [2023-11-21 18:55:11,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:55:11,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:55:11,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:55:11,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:55:11,720 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,742 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,809 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,819 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,826 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,843 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:55:11,844 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:55:11,844 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:55:11,844 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:55:11,845 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:55:11" (1/1) ... [2023-11-21 18:55:11,851 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:55:11,865 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:55:11,879 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:55:11,911 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c1017e7c-bd98-467a-9f76-021a57d07631/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:55:11,944 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2023-11-21 18:55:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2023-11-21 18:55:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-21 18:55:11,945 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-21 18:55:11,945 INFO L130 BoogieDeclarations]: Found specification of procedure ntohs [2023-11-21 18:55:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:55:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:55:11,946 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:55:11,946 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~real [2023-11-21 18:55:11,947 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-21 18:55:11,948 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-21 18:55:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:55:11,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-21 18:55:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-21 18:55:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:55:11,950 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:55:11,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:55:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh16 [2023-11-21 18:55:11,951 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh16 [2023-11-21 18:55:11,951 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:55:11,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:55:11,952 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:55:11,953 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:55:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-21 18:55:11,953 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-21 18:55:11,953 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-21 18:55:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-21 18:55:11,954 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-21 18:55:11,954 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-21 18:55:11,956 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:55:11,956 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:55:11,956 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:55:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:55:11,957 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:55:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-21 18:55:11,958 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-21 18:55:11,958 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:55:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~real [2023-11-21 18:55:11,959 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:55:12,392 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:55:12,397 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:55:14,872 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:55:15,479 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:55:15,479 INFO L308 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-21 18:55:15,482 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:15 BoogieIcfgContainer [2023-11-21 18:55:15,483 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:55:15,485 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:55:15,485 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:55:15,540 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:55:15,541 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:55:15" (1/1) ... [2023-11-21 18:55:15,555 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:55:15,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:15,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 126 states and 174 transitions. [2023-11-21 18:55:15,649 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 174 transitions. [2023-11-21 18:55:15,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:55:15,667 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:15,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:16,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:20,846 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-21 18:55:21,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:21,625 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 156 states and 223 transitions. [2023-11-21 18:55:21,626 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 223 transitions. [2023-11-21 18:55:21,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:55:21,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:21,632 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:21,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:24,590 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-11-21 18:55:26,094 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:26,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 166 states and 240 transitions. [2023-11-21 18:55:26,107 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 240 transitions. [2023-11-21 18:55:26,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:55:26,114 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:26,115 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:29,068 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 86 trivial. 0 not checked. [2023-11-21 18:55:29,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:29,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 166 states and 240 transitions. [2023-11-21 18:55:29,146 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 240 transitions. [2023-11-21 18:55:29,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:55:29,155 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:29,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:29,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:30,520 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-21 18:55:30,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:30,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 169 states and 246 transitions. [2023-11-21 18:55:30,851 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 246 transitions. [2023-11-21 18:55:30,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-21 18:55:30,853 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:30,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:31,979 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:32,814 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 94 trivial. 0 not checked. [2023-11-21 18:55:33,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:33,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 170 states and 248 transitions. [2023-11-21 18:55:33,429 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 248 transitions. [2023-11-21 18:55:33,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:55:33,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:33,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:34,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:35,592 INFO L134 CoverageAnalysis]: Checked inductivity of 97 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 95 trivial. 0 not checked. [2023-11-21 18:55:35,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:35,799 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-21 18:55:35,799 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-21 18:55:35,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:55:35,806 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:35,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:36,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:38,476 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:55:38,534 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:38,535 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-21 18:55:38,536 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-21 18:55:38,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:55:38,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:38,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:38,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:41,213 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:55:41,261 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:41,262 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-21 18:55:41,263 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-21 18:55:41,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:55:41,264 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:41,264 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:42,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:55:43,899 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:55:43,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:55:43,935 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 171 states and 249 transitions. [2023-11-21 18:55:43,936 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 249 transitions. [2023-11-21 18:55:43,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:55:43,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:55:43,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:55:44,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat