./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_string_compare_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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/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 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:02:26,295 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:02:26,443 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:02:26,456 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:02:26,457 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:02:26,526 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:02:26,527 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:02:26,528 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:02:26,529 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:02:26,530 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:02:26,531 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:02:26,532 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:02:26,532 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:02:26,533 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:02:26,534 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:02:26,535 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:02:26,535 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:02:26,536 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:02:26,537 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:02:26,537 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:02:26,538 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:02:26,539 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:02:26,539 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:02:26,540 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:26,541 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:02:26,541 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:02:26,542 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:02:26,542 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:02:26,543 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:02:26,543 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:02:26,544 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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 66fb9bfec5c458b51d86deb6748dd65f162e7ac6a772af5f3fec59d101a18d8d [2023-11-23 20:02:26,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:02:26,986 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:02:26,990 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:02:26,991 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:02:26,993 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:02:26,994 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2023-11-23 20:02:30,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:02:30,762 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:02:30,763 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i [2023-11-23 20:02:30,812 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/data/e6eba4559/fbf70710ebec4a7380731758df3cb23b/FLAG1eba8d6f4 [2023-11-23 20:02:30,834 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/data/e6eba4559/fbf70710ebec4a7380731758df3cb23b [2023-11-23 20:02:30,841 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:02:30,843 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:02:30,845 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:30,845 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:02:30,851 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:02:30,852 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:30" (1/1) ... [2023-11-23 20:02:30,853 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a081f9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:30, skipping insertion in model container [2023-11-23 20:02:30,854 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:02:30" (1/1) ... [2023-11-23 20:02:31,033 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:02:31,391 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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2023-11-23 20:02:31,402 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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2023-11-23 20:02:32,819 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,820 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,821 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,822 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,824 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,843 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,844 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,846 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:32,847 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:33,504 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:33,506 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:33,507 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:33,509 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:33,512 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:33,513 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:33,514 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:33,515 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:33,516 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:33,516 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:34,055 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,055 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,230 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:34,308 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:02:34,331 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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4492,4505] [2023-11-23 20:02:34,336 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_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/sv-benchmarks/c/aws-c-common/aws_string_compare_harness.i[4552,4565] [2023-11-23 20:02:34,385 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,385 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,385 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,386 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,387 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,398 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,398 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,399 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,400 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,455 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:02:34,456 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:02:34,457 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:02:34,458 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:02:34,459 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:02:34,459 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:02:34,460 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:02:34,461 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:02:34,462 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:02:34,462 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:02:34,558 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8253] [2023-11-23 20:02:34,560 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:02:34,575 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8739-8750] [2023-11-23 20:02:34,621 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:02:35,012 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,013 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,013 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,013 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,014 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,014 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,014 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,014 WARN L675 CHandler]: The function s_global_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,016 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,016 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,016 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,016 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,016 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,017 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,017 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,017 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,017 WARN L675 CHandler]: The function tl_thread_handler is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,018 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,018 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,018 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:02:35,026 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:02:35,027 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35 WrapperNode [2023-11-23 20:02:35,027 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:02:35,029 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:35,029 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:02:35,030 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:02:35,037 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,170 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,268 INFO L138 Inliner]: procedures = 692, calls = 2785, calls flagged for inlining = 57, calls inlined = 5, statements flattened = 812 [2023-11-23 20:02:35,269 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:02:35,269 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:02:35,270 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:02:35,270 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:02:35,278 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,278 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,285 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,286 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,324 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,327 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,335 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,341 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,353 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:02:35,353 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:02:35,354 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:02:35,354 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:02:35,355 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:02:35" (1/1) ... [2023-11-23 20:02:35,360 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:02:35,375 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:02:35,387 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:02:35,397 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_c70f0665-ab5f-4928-a0f1-db6ec33f94f6/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:02:35,420 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2023-11-23 20:02:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2023-11-23 20:02:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_compare [2023-11-23 20:02:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_compare [2023-11-23 20:02:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2023-11-23 20:02:35,421 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2023-11-23 20:02:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 20:02:35,421 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:02:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:02:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:02:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:02:35,422 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:02:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:02:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:02:35,422 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:02:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:02:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:02:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:02:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:02:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-23 20:02:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2023-11-23 20:02:35,423 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2023-11-23 20:02:35,423 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:02:35,424 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:02:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:02:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:02:35,424 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:02:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:02:35,424 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:02:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:02:35,424 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:02:35,659 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:02:35,663 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:02:36,897 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:02:37,100 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:02:37,101 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:02:37,102 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:37 BoogieIcfgContainer [2023-11-23 20:02:37,103 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:02:37,104 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:02:37,104 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:02:37,114 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:02:37,114 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:02:37" (1/1) ... [2023-11-23 20:02:37,123 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:02:37,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:37,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 101 states and 137 transitions. [2023-11-23 20:02:37,182 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 137 transitions. [2023-11-23 20:02:37,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-23 20:02:37,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:37,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:37,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:38,443 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:38,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:38,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 113 states and 156 transitions. [2023-11-23 20:02:38,662 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2023-11-23 20:02:38,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-23 20:02:38,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:38,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:38,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:39,262 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:39,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:39,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 117 states and 161 transitions. [2023-11-23 20:02:39,491 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 161 transitions. [2023-11-23 20:02:39,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-23 20:02:39,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:39,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:39,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:40,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:40,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:40,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 118 states and 162 transitions. [2023-11-23 20:02:40,080 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 162 transitions. [2023-11-23 20:02:40,083 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:40,083 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:40,083 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:40,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:41,105 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:41,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:41,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 127 states and 177 transitions. [2023-11-23 20:02:41,588 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 177 transitions. [2023-11-23 20:02:41,591 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-23 20:02:41,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:41,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:41,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:42,672 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:43,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:43,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 136 states and 195 transitions. [2023-11-23 20:02:43,126 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 195 transitions. [2023-11-23 20:02:43,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-23 20:02:43,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:43,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:43,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:43,798 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:02:44,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:44,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 139 states and 199 transitions. [2023-11-23 20:02:44,242 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 199 transitions. [2023-11-23 20:02:44,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-23 20:02:44,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:44,248 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:44,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:45,106 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-23 20:02:45,320 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 141 states and 200 transitions. [2023-11-23 20:02:45,322 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 200 transitions. [2023-11-23 20:02:45,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-23 20:02:45,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:45,787 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-23 20:02:45,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:45,826 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 143 states and 202 transitions. [2023-11-23 20:02:45,826 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 202 transitions. [2023-11-23 20:02:45,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 20:02:45,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:45,828 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:45,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:02:46,616 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2023-11-23 20:02:47,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:02:47,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 151 states and 215 transitions. [2023-11-23 20:02:47,325 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 215 transitions. [2023-11-23 20:02:47,329 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-23 20:02:47,329 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:02:47,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:02:49,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat