./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_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_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/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_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/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_728c224f-370a-4ac3-9648-cd65ce2f4434/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 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:30:30,116 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:30:30,199 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:30:30,203 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:30:30,204 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:30:30,228 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:30:30,229 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:30:30,230 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:30:30,231 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:30:30,231 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:30:30,232 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:30:30,233 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:30:30,233 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:30:30,234 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:30:30,234 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:30:30,235 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:30:30,236 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:30:30,236 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:30:30,237 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:30:30,238 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:30:30,238 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:30:30,239 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:30:30,239 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:30:30,240 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:30,241 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:30:30,241 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:30:30,242 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:30:30,242 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:30:30,243 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:30:30,243 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:30:30,244 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_728c224f-370a-4ac3-9648-cd65ce2f4434/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 926c219674f55200b40d9809e5b1fdaded5b761814321598aab4b2039c1325ea [2023-11-23 20:30:30,576 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:30:30,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:30:30,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:30:30,619 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:30:30,619 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:30:30,621 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2023-11-23 20:30:33,835 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:30:34,464 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:30:34,465 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i [2023-11-23 20:30:34,511 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/data/67c114568/923db87b8bf4490392e4283d7d0b1e4c/FLAG269127510 [2023-11-23 20:30:34,539 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/data/67c114568/923db87b8bf4490392e4283d7d0b1e4c [2023-11-23 20:30:34,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:30:34,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:30:34,551 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:34,551 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:30:34,558 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:30:34,559 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:34" (1/1) ... [2023-11-23 20:30:34,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@e075e9a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:34, skipping insertion in model container [2023-11-23 20:30:34,560 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:30:34" (1/1) ... [2023-11-23 20:30:34,730 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:30:35,084 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_728c224f-370a-4ac3-9648-cd65ce2f4434/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2023-11-23 20:30:35,096 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_728c224f-370a-4ac3-9648-cd65ce2f4434/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2023-11-23 20:30:36,296 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,297 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,298 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,300 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,302 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,323 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,324 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,327 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,328 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:36,845 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:30:36,847 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:30:36,848 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:30:36,850 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:30:36,852 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:30:36,853 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:30:36,854 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:30:36,855 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:30:36,856 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:30:36,857 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:30:37,320 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,321 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,408 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:37,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:30:37,508 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_728c224f-370a-4ac3-9648-cd65ce2f4434/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4497,4510] [2023-11-23 20:30:37,510 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_728c224f-370a-4ac3-9648-cd65ce2f4434/sv-benchmarks/c/aws-c-common/aws_byte_buf_from_c_str_harness.i[4557,4570] [2023-11-23 20:30:37,567 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,568 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,568 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,570 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,571 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,583 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,584 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,585 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,586 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,638 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:30:37,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:30:37,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:30:37,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:30:37,643 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:30:37,644 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:30:37,648 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:30:37,649 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:30:37,650 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:30:37,650 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:30:37,765 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2023-11-23 20:30:37,767 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,768 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:30:37,870 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8755-8766] [2023-11-23 20:30:37,899 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:30:38,193 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,193 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,193 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,193 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,193 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,194 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,195 WARN L675 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:30:38,204 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:30:38,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38 WrapperNode [2023-11-23 20:30:38,204 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:30:38,206 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:38,206 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:30:38,206 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:30:38,214 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,313 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,396 INFO L138 Inliner]: procedures = 689, calls = 2625, calls flagged for inlining = 60, calls inlined = 6, statements flattened = 823 [2023-11-23 20:30:38,397 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:30:38,398 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:30:38,398 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:30:38,398 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:30:38,408 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,435 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,444 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,444 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,505 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,512 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,533 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,539 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,548 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:30:38,562 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:30:38,564 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:30:38,564 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:30:38,565 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:30:38" (1/1) ... [2023-11-23 20:30:38,571 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:30:38,583 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:30:38,597 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:30:38,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_728c224f-370a-4ac3-9648-cd65ce2f4434/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:30:38,647 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2023-11-23 20:30:38,648 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2023-11-23 20:30:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:30:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:30:38,648 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:30:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:30:38,648 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:30:38,648 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:30:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:30:38,649 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:30:38,650 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:30:38,650 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:30:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:30:38,651 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:30:38,651 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:30:38,651 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:30:38,652 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:30:38,652 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:30:38,652 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:30:38,652 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:30:38,652 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 20:30:38,653 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 20:30:38,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:30:38,653 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:30:38,924 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:30:38,926 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:30:40,647 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:30:40,965 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:30:40,966 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 20:30:40,968 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:40 BoogieIcfgContainer [2023-11-23 20:30:40,968 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:30:40,969 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:30:40,969 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:30:40,980 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:30:40,981 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:30:40" (1/1) ... [2023-11-23 20:30:40,992 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:30:41,056 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:41,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 61 states and 79 transitions. [2023-11-23 20:30:41,068 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 79 transitions. [2023-11-23 20:30:41,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-23 20:30:41,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:41,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:42,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:48,202 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-23 20:30:48,589 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:48,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2023-11-23 20:30:48,591 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2023-11-23 20:30:48,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-23 20:30:48,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:48,593 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:49,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:54,567 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-23 20:30:55,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:55,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 107 transitions. [2023-11-23 20:30:55,253 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 107 transitions. [2023-11-23 20:30:55,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-23 20:30:55,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:55,255 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:30:56,798 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:30:58,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:30:58,551 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 76 states and 120 transitions. [2023-11-23 20:30:58,552 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 120 transitions. [2023-11-23 20:30:58,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-23 20:30:58,554 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:30:58,554 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:30:59,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:05,540 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-23 20:31:07,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:07,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 72 states and 107 transitions. [2023-11-23 20:31:07,530 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 107 transitions. [2023-11-23 20:31:07,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-23 20:31:07,534 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:07,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:07,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:31:10,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:10,452 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 77 states and 116 transitions. [2023-11-23 20:31:10,452 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2023-11-23 20:31:10,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-23 20:31:10,454 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:10,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:10,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:31:10,896 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-23 20:31:14,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:31:14,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 87 states and 133 transitions. [2023-11-23 20:31:14,939 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 133 transitions. [2023-11-23 20:31:14,940 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-23 20:31:14,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:31:14,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:31:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat