./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi --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 fbd83f7e524270f26b355be3b6fdf116e3fc11da746439b12c865fa2fec80a91 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 22:11:54,763 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 22:11:54,883 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-24 22:11:54,887 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 22:11:54,888 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 22:11:54,932 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 22:11:54,934 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 22:11:54,935 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 22:11:54,936 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 22:11:54,941 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 22:11:54,942 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 22:11:54,943 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 22:11:54,943 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 22:11:54,945 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 22:11:54,945 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 22:11:54,946 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 22:11:54,946 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 22:11:54,947 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 22:11:54,947 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 22:11:54,948 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 22:11:54,948 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 22:11:54,949 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 22:11:54,949 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 22:11:54,951 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:11:54,952 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 22:11:54,952 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 22:11:54,953 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 22:11:54,953 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 22:11:54,953 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 22:11:54,954 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 22:11:54,955 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_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> fbd83f7e524270f26b355be3b6fdf116e3fc11da746439b12c865fa2fec80a91 [2023-11-24 22:11:55,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 22:11:55,293 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 22:11:55,295 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 22:11:55,297 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 22:11:55,298 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 22:11:55,299 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i [2023-11-24 22:11:58,528 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 22:11:59,104 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 22:11:59,107 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i [2023-11-24 22:11:59,159 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/data/bf5e94fb2/68778560cee043948ea68a0d9bae91cd/FLAG4d02196ec [2023-11-24 22:11:59,176 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/data/bf5e94fb2/68778560cee043948ea68a0d9bae91cd [2023-11-24 22:11:59,182 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 22:11:59,184 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 22:11:59,187 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 22:11:59,187 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 22:11:59,192 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 22:11:59,193 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:59" (1/1) ... [2023-11-24 22:11:59,194 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@a411600 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:11:59, skipping insertion in model container [2023-11-24 22:11:59,194 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 10:11:59" (1/1) ... [2023-11-24 22:11:59,356 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 22:11:59,662 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_4cbdea18-569f-4478-a67b-c79fd8381d62/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4495,4508] [2023-11-24 22:11:59,671 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_4cbdea18-569f-4478-a67b-c79fd8381d62/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4555,4568] [2023-11-24 22:12:00,788 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,789 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,790 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,791 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,793 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,820 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,830 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,833 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:00,835 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,203 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:12:01,205 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:12:01,206 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:12:01,207 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:12:01,209 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:12:01,209 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:12:01,210 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:12:01,211 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:12:01,212 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:12:01,213 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:12:01,516 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,516 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,605 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:01,704 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 22:12:01,735 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_4cbdea18-569f-4478-a67b-c79fd8381d62/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4495,4508] [2023-11-24 22:12:01,737 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_4cbdea18-569f-4478-a67b-c79fd8381d62/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4555,4568] [2023-11-24 22:12:01,791 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,792 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,792 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,793 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,793 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,810 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,816 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,817 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,817 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,860 WARN L638 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-24 22:12:01,861 WARN L638 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-24 22:12:01,861 WARN L638 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-24 22:12:01,862 WARN L638 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-24 22:12:01,863 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-24 22:12:01,864 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-24 22:12:01,865 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-24 22:12:01,865 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-24 22:12:01,866 WARN L638 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-24 22:12:01,866 WARN L638 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-24 22:12:01,980 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2023-11-24 22:12:01,982 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,982 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-24 22:12:01,997 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2023-11-24 22:12:02,025 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 22:12:02,391 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,391 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,391 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,391 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,392 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,392 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,392 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,392 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,392 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,393 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,394 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,394 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,394 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-24 22:12:02,402 INFO L206 MainTranslator]: Completed translation [2023-11-24 22:12:02,402 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02 WrapperNode [2023-11-24 22:12:02,403 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 22:12:02,404 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:02,404 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 22:12:02,404 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 22:12:02,411 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,557 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,670 INFO L138 Inliner]: procedures = 690, calls = 2627, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 869 [2023-11-24 22:12:02,671 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 22:12:02,671 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 22:12:02,672 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 22:12:02,672 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 22:12:02,683 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,683 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,705 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,706 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,748 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,753 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,766 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,779 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 22:12:02,780 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 22:12:02,780 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 22:12:02,780 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 22:12:02,781 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 10:12:02" (1/1) ... [2023-11-24 22:12:02,787 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 22:12:02,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 22:12:02,830 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 22:12:02,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4cbdea18-569f-4478-a67b-c79fd8381d62/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 22:12:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-24 22:12:02,884 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-24 22:12:02,884 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-24 22:12:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-24 22:12:02,885 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-24 22:12:02,885 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-24 22:12:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-24 22:12:02,886 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-24 22:12:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-24 22:12:02,886 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 22:12:02,887 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-24 22:12:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-24 22:12:02,888 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-24 22:12:02,888 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 22:12:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 22:12:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-24 22:12:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-24 22:12:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-24 22:12:02,889 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-24 22:12:02,889 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 22:12:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 22:12:02,890 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-24 22:12:02,890 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-24 22:12:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-24 22:12:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-24 22:12:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2023-11-24 22:12:02,891 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2023-11-24 22:12:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-24 22:12:02,891 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-24 22:12:02,892 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-24 22:12:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-24 22:12:02,892 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 22:12:03,226 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 22:12:03,229 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 22:12:04,463 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 22:12:04,912 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 22:12:04,913 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 22:12:04,915 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:04 BoogieIcfgContainer [2023-11-24 22:12:04,915 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 22:12:04,917 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 22:12:04,917 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 22:12:04,928 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 22:12:04,929 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 10:12:04" (1/1) ... [2023-11-24 22:12:04,939 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 22:12:05,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:05,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 98 states and 130 transitions. [2023-11-24 22:12:05,019 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2023-11-24 22:12:05,026 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:12:05,026 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:05,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:07,740 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:19,577 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 22:12:21,294 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:21,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 117 states and 168 transitions. [2023-11-24 22:12:21,298 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 168 transitions. [2023-11-24 22:12:21,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:12:21,302 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:21,302 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:23,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 22:12:34,413 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2023-11-24 22:12:35,263 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 22:12:35,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 118 states and 172 transitions. [2023-11-24 22:12:35,266 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 172 transitions. [2023-11-24 22:12:35,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-24 22:12:35,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 22:12:35,270 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 22:12:36,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat