./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_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_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/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_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/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_7150d167-3b62-494f-a758-5bcf8125adc7/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 e401a4e4197b43467958a92870f8195ba22195c146137fa78352c627ea2eeb40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:25:11,849 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:25:11,978 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-21 18:25:11,985 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:25:11,986 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:25:12,030 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:25:12,033 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:25:12,034 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:25:12,035 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:25:12,040 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:25:12,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:25:12,042 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:25:12,043 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:25:12,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:25:12,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:25:12,045 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:25:12,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:25:12,046 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:25:12,047 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:25:12,048 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:25:12,048 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:25:12,049 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:25:12,049 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:25:12,050 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:12,050 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:25:12,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:25:12,051 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:25:12,052 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:25:12,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:25:12,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:25:12,054 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_7150d167-3b62-494f-a758-5bcf8125adc7/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e401a4e4197b43467958a92870f8195ba22195c146137fa78352c627ea2eeb40 [2023-11-21 18:25:12,374 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:25:12,408 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:25:12,411 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:25:12,412 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:25:12,413 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:25:12,415 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i [2023-11-21 18:25:15,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:25:16,183 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:25:16,184 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i [2023-11-21 18:25:16,230 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/data/3c16a48d8/540d97e8aac0485c80a50ecc55948ce1/FLAG5b501a868 [2023-11-21 18:25:16,248 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/data/3c16a48d8/540d97e8aac0485c80a50ecc55948ce1 [2023-11-21 18:25:16,254 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:25:16,258 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:25:16,260 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:16,260 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:25:16,266 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:25:16,267 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:16" (1/1) ... [2023-11-21 18:25:16,268 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26196e28 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:16, skipping insertion in model container [2023-11-21 18:25:16,269 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:25:16" (1/1) ... [2023-11-21 18:25:16,407 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:25:16,739 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_7150d167-3b62-494f-a758-5bcf8125adc7/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4502,4515] [2023-11-21 18:25:16,748 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_7150d167-3b62-494f-a758-5bcf8125adc7/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4562,4575] [2023-11-21 18:25:18,035 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,036 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,036 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,038 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,039 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,066 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,067 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,070 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,071 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,649 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:25:18,651 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:25:18,652 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:25:18,654 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:25:18,655 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:25:18,656 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:25:18,657 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:25:18,658 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:25:18,659 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:25:18,660 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:25:18,988 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:18,989 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,087 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:19,161 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:25:19,174 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_7150d167-3b62-494f-a758-5bcf8125adc7/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4502,4515] [2023-11-21 18:25:19,175 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_7150d167-3b62-494f-a758-5bcf8125adc7/sv-benchmarks/c/aws-c-common/aws_byte_buf_clean_up_secure_harness.i[4562,4575] [2023-11-21 18:25:19,224 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,225 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,227 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,228 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,231 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,242 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,243 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,244 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,245 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,287 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-21 18:25:19,289 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-21 18:25:19,289 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-21 18:25:19,290 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-21 18:25:19,292 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-21 18:25:19,293 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-21 18:25:19,293 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-21 18:25:19,294 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-21 18:25:19,295 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-21 18:25:19,295 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-21 18:25:19,365 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8073] [2023-11-21 18:25:19,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,367 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-21 18:25:19,381 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8559-8570] [2023-11-21 18:25:19,394 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:25:19,690 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,691 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,691 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,691 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,691 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,691 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,692 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,692 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,692 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,692 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,692 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,693 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,694 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:25:19,702 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:25:19,702 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19 WrapperNode [2023-11-21 18:25:19,703 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:25:19,704 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:19,704 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:25:19,704 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:25:19,712 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:19,848 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:19,952 INFO L138 Inliner]: procedures = 690, calls = 2507, calls flagged for inlining = 56, calls inlined = 8, statements flattened = 815 [2023-11-21 18:25:19,953 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:25:19,954 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:25:19,954 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:25:19,954 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:25:19,965 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:19,965 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:19,975 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:19,976 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,015 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,020 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,028 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,033 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,045 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:25:20,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:25:20,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:25:20,047 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:25:20,048 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:25:19" (1/1) ... [2023-11-21 18:25:20,053 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:25:20,081 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:25:20,095 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:25:20,122 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7150d167-3b62-494f-a758-5bcf8125adc7/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:25:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-21 18:25:20,142 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-21 18:25:20,142 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:25:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-21 18:25:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-21 18:25:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:25:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:25:20,143 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:25:20,143 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_secure_zero [2023-11-21 18:25:20,144 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_secure_zero [2023-11-21 18:25:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:25:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:25:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:25:20,144 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:25:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:25:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-21 18:25:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-21 18:25:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mem_release [2023-11-21 18:25:20,145 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mem_release [2023-11-21 18:25:20,145 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:25:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:25:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-21 18:25:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:25:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:25:20,146 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-21 18:25:20,146 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-21 18:25:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:25:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-21 18:25:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-21 18:25:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-21 18:25:20,147 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-21 18:25:20,147 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:25:20,450 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:25:20,468 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:25:22,061 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:25:22,654 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:25:22,655 INFO L308 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-21 18:25:22,657 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:22 BoogieIcfgContainer [2023-11-21 18:25:22,658 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:25:22,659 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:25:22,660 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:25:22,671 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:25:22,671 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:25:22" (1/1) ... [2023-11-21 18:25:22,682 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:25:22,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:22,766 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 83 states and 106 transitions. [2023-11-21 18:25:22,766 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 106 transitions. [2023-11-21 18:25:22,779 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:22,779 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:22,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:24,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:34,558 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-21 18:25:35,601 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:35,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 103 states and 146 transitions. [2023-11-21 18:25:35,605 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 146 transitions. [2023-11-21 18:25:35,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:25:35,608 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:35,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:36,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:38,638 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 18:25:40,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:40,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 118 states and 171 transitions. [2023-11-21 18:25:40,839 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 171 transitions. [2023-11-21 18:25:40,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:25:40,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:40,843 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:41,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:43,560 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 18:25:45,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:25:45,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 103 states and 144 transitions. [2023-11-21 18:25:45,732 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 144 transitions. [2023-11-21 18:25:45,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:25:45,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:25:45,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:25:46,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:25:55,371 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked.