./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/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 2fd96106837ff3ee9325c248fea6969b94a5a1f2cee078fd159398f70369aafc --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:19:01,374 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:19:01,450 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:19:01,455 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:19:01,456 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:19:01,480 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:19:01,481 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:19:01,482 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:19:01,483 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:19:01,483 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:19:01,484 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:19:01,484 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:19:01,485 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:19:01,486 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:19:01,486 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:19:01,487 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:19:01,487 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:19:01,488 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:19:01,488 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:19:01,496 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:19:01,496 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:19:01,497 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:19:01,498 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:19:01,498 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:01,499 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:19:01,500 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:19:01,500 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:19:01,501 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:19:01,501 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:19:01,502 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:19:01,502 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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2fd96106837ff3ee9325c248fea6969b94a5a1f2cee078fd159398f70369aafc [2023-11-23 20:19:01,816 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:19:01,846 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:19:01,848 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:19:01,851 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:19:01,851 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:19:01,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i [2023-11-23 20:19:05,135 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:19:05,758 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:19:05,759 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i [2023-11-23 20:19:05,809 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/data/89825cebc/0670da6be4fc4a3486dbacc02766d140/FLAGda0759f27 [2023-11-23 20:19:05,827 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/data/89825cebc/0670da6be4fc4a3486dbacc02766d140 [2023-11-23 20:19:05,833 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:19:05,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:19:05,839 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:05,839 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:19:05,844 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:19:05,847 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:05" (1/1) ... [2023-11-23 20:19:05,848 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1fa0dc39 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:05, skipping insertion in model container [2023-11-23 20:19:05,849 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:19:05" (1/1) ... [2023-11-23 20:19:06,030 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:19:06,384 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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i[4499,4512] [2023-11-23 20:19:06,392 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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i[4559,4572] [2023-11-23 20:19:07,502 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,503 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,503 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,505 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,506 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,521 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,522 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,524 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,525 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:07,985 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:19:07,987 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:19:07,988 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:19:07,989 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:19:07,991 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:19:07,992 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:19:07,993 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:19:07,994 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:19:07,994 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:19:07,995 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:19:08,343 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,344 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,459 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:08,539 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:19:08,564 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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i[4499,4512] [2023-11-23 20:19:08,564 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_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/sv-benchmarks/c/aws-c-common/aws_byte_cursor_trim_pred_harness.i[4559,4572] [2023-11-23 20:19:08,620 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,621 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,621 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,622 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,623 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,641 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,642 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,643 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,643 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,702 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:19:08,703 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:19:08,703 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:19:08,704 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:19:08,706 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:19:08,706 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:19:08,707 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:19:08,707 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:19:08,708 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:19:08,711 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:19:08,825 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8271] [2023-11-23 20:19:08,827 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,828 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:19:08,842 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8757-8768] [2023-11-23 20:19:08,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:19:09,181 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,181 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,181 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,182 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,182 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,182 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,182 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,182 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,184 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,185 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,185 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,185 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,185 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,186 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,186 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,186 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,187 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,187 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:19:09,196 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:19:09,197 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09 WrapperNode [2023-11-23 20:19:09,197 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:19:09,199 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:09,199 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:19:09,200 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:19:09,208 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,319 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,428 INFO L138 Inliner]: procedures = 689, calls = 2623, calls flagged for inlining = 62, calls inlined = 10, statements flattened = 893 [2023-11-23 20:19:09,429 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:19:09,430 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:19:09,430 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:19:09,430 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:19:09,456 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,457 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,463 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,464 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,528 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,548 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,556 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,572 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,590 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:19:09,597 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:19:09,597 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:19:09,598 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:19:09,598 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:19:09" (1/1) ... [2023-11-23 20:19:09,604 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:19:09,617 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:19:09,632 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:19:09,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a0a18aa6-9db2-4524-be6e-5bdab8fb36e1/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:19:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-23 20:19:09,673 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-23 20:19:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:19:09,673 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:19:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:19:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:19:09,674 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_left_trim_pred [2023-11-23 20:19:09,674 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_left_trim_pred [2023-11-23 20:19:09,675 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:19:09,676 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:19:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:19:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:19:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:19:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:19:09,677 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:19:09,677 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 20:19:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 20:19:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:19:09,678 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:19:09,678 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:19:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:19:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:19:09,679 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~~uint8_t~0~TO~int [2023-11-23 20:19:09,679 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~~uint8_t~0~TO~int [2023-11-23 20:19:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:19:09,680 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:19:10,006 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:19:10,008 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:19:11,549 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:19:11,928 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:19:11,928 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-23 20:19:11,930 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:11 BoogieIcfgContainer [2023-11-23 20:19:11,930 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:19:11,931 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:19:11,931 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:19:11,941 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:19:11,941 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:19:11" (1/1) ... [2023-11-23 20:19:11,950 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:19:11,999 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 97 states and 136 transitions. [2023-11-23 20:19:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 136 transitions. [2023-11-23 20:19:12,016 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-23 20:19:12,016 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,017 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:12,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-23 20:19:12,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:12,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 97 states and 134 transitions. [2023-11-23 20:19:12,888 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 134 transitions. [2023-11-23 20:19:12,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:12,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:12,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:13,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:19,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:19,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:19,452 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:19,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:19,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:19,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:19,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:23,756 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:23,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:23,816 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:23,823 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:23,827 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:23,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:24,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:27,730 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:27,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:27,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:27,764 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:27,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:27,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:27,770 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:28,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:31,545 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:31,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:31,590 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:31,591 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:31,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:31,594 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:31,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:35,071 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:35,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:35,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:35,178 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:35,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:38,563 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2023-11-23 20:19:38,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:38,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 122 states and 190 transitions. [2023-11-23 20:19:38,594 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-23 20:19:38,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:38,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:38,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:19:42,492 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-11-23 20:19:43,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:19:43,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 124 states and 194 transitions. [2023-11-23 20:19:43,175 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 194 transitions. [2023-11-23 20:19:43,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-23 20:19:43,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:19:43,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:19:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat