./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cf1a7837 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:27:00,790 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:27:00,914 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-12 02:27:00,919 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:27:00,919 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:27:00,963 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:27:00,964 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:27:00,964 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:27:00,966 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:27:00,971 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:27:00,973 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:27:00,973 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:27:00,974 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:27:00,975 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:27:00,976 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:27:00,976 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 02:27:00,976 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:27:00,977 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:27:00,977 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:27:00,978 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:27:00,978 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:27:00,979 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:27:00,979 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:27:00,980 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:27:00,980 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:27:00,981 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:00,981 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:27:00,982 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:27:00,982 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:27:00,982 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-12 02:27:00,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 02:27:00,983 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:27:00,983 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:27:00,983 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:27:00,984 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:27:00,984 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:27:00,984 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 [2023-11-12 02:27:01,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:27:01,278 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:27:01,283 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:27:01,284 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:27:01,285 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:27:01,287 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:04,319 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:27:04,881 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:27:04,881 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:04,946 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/d6281e164/29936aa5edbb4e12bc8bb5c41beba2c6/FLAGaf063db37 [2023-11-12 02:27:04,969 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/d6281e164/29936aa5edbb4e12bc8bb5c41beba2c6 [2023-11-12 02:27:04,975 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:27:04,978 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:27:04,983 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:04,984 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:27:04,990 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:27:04,993 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:04" (1/1) ... [2023-11-12 02:27:04,994 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2eff192d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:04, skipping insertion in model container [2023-11-12 02:27:04,994 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:04" (1/1) ... [2023-11-12 02:27:05,128 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:27:05,394 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2023-11-12 02:27:05,403 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2023-11-12 02:27:06,685 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,686 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,687 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,688 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,689 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,704 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,705 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,707 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:06,708 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,294 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 02:27:07,295 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 02:27:07,296 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 02:27:07,297 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 02:27:07,299 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 02:27:07,299 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 02:27:07,300 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 02:27:07,300 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 02:27:07,301 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 02:27:07,301 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 02:27:07,581 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,582 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,708 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:07,776 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:27:07,790 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2023-11-12 02:27:07,790 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2023-11-12 02:27:07,823 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,824 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,824 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,825 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,826 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,832 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,833 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,834 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,834 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:07,871 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 02:27:07,872 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 02:27:07,874 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 02:27:07,875 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 02:27:07,876 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 02:27:07,877 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 02:27:07,878 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 02:27:07,879 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 02:27:07,879 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 02:27:07,880 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 02:27:08,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-12 02:27:08,011 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:08,011 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:08,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2023-11-12 02:27:08,059 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:08,450 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,450 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,452 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,452 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,452 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,452 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,453 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,453 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,453 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,453 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,453 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,454 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,455 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,455 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,455 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,455 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,455 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,456 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:08,464 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:27:08,465 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08 WrapperNode [2023-11-12 02:27:08,465 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:08,467 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:08,467 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:27:08,467 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:27:08,474 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,599 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,710 INFO L138 Inliner]: procedures = 689, calls = 2645, calls flagged for inlining = 58, calls inlined = 7, statements flattened = 949 [2023-11-12 02:27:08,712 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:08,713 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:27:08,714 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:27:08,714 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:27:08,724 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,724 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,740 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,740 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,809 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,823 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,831 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,849 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,862 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:27:08,863 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:27:08,863 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:27:08,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:27:08,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (1/1) ... [2023-11-12 02:27:08,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:08,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:08,902 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:27:08,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:27:08,943 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-12 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-12 02:27:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:27:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-12 02:27:08,944 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-12 02:27:08,944 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-12 02:27:08,945 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 02:27:08,946 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 02:27:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:27:08,946 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:27:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:27:08,947 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:27:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:27:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-12 02:27:08,948 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-12 02:27:08,948 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-12 02:27:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-12 02:27:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:27:08,949 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:27:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:27:08,949 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:27:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:27:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2023-11-12 02:27:08,950 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2023-11-12 02:27:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-12 02:27:08,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 02:27:09,269 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:27:09,272 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:27:10,972 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:27:10,982 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:27:10,983 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:27:10,986 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:10 BoogieIcfgContainer [2023-11-12 02:27:10,986 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:27:10,989 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:27:10,990 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:27:10,993 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:27:10,993 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:27:04" (1/3) ... [2023-11-12 02:27:10,994 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ade9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:10, skipping insertion in model container [2023-11-12 02:27:10,995 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:08" (2/3) ... [2023-11-12 02:27:10,996 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@36ade9ab and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:10, skipping insertion in model container [2023-11-12 02:27:10,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:10" (3/3) ... [2023-11-12 02:27:10,999 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:11,019 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:27:11,019 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:27:11,091 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:27:11,104 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@61a4e8f1, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:27:11,104 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:27:11,109 INFO L276 IsEmpty]: Start isEmpty. Operand has 113 states, 81 states have (on average 1.345679012345679) internal successors, (109), 82 states have internal predecessors, (109), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:27:11,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 02:27:11,120 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:11,121 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:11,122 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:11,126 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:11,127 INFO L85 PathProgramCache]: Analyzing trace with hash 1599609457, now seen corresponding path program 1 times [2023-11-12 02:27:11,136 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:11,136 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [962070658] [2023-11-12 02:27:11,137 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:11,137 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:11,878 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:27:11,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:11,912 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-12 02:27:11,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:11,941 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-12 02:27:11,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:11,964 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:27:11,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:11,990 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-12 02:27:11,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:12,009 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-12 02:27:12,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:12,035 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-12 02:27:12,036 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:12,037 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [962070658] [2023-11-12 02:27:12,038 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [962070658] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:12,038 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:12,038 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:27:12,042 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2075141716] [2023-11-12 02:27:12,043 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:12,049 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:27:12,049 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:12,091 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:27:12,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:12,099 INFO L87 Difference]: Start difference. First operand has 113 states, 81 states have (on average 1.345679012345679) internal successors, (109), 82 states have internal predecessors, (109), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:12,143 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:12,143 INFO L93 Difference]: Finished difference Result 216 states and 314 transitions. [2023-11-12 02:27:12,144 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:27:12,145 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2023-11-12 02:27:12,146 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:12,154 INFO L225 Difference]: With dead ends: 216 [2023-11-12 02:27:12,154 INFO L226 Difference]: Without dead ends: 103 [2023-11-12 02:27:12,158 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:12,162 INFO L413 NwaCegarLoop]: 153 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 153 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:12,163 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:27:12,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 103 states. [2023-11-12 02:27:12,220 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 103 to 103. [2023-11-12 02:27:12,222 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 103 states, 73 states have (on average 1.3287671232876712) internal successors, (97), 75 states have internal predecessors, (97), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-12 02:27:12,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 103 states and 140 transitions. [2023-11-12 02:27:12,227 INFO L78 Accepts]: Start accepts. Automaton has 103 states and 140 transitions. Word has length 49 [2023-11-12 02:27:12,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:12,229 INFO L495 AbstractCegarLoop]: Abstraction has 103 states and 140 transitions. [2023-11-12 02:27:12,229 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 12.0) internal successors, (24), 2 states have internal predecessors, (24), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:12,229 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 140 transitions. [2023-11-12 02:27:12,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 02:27:12,233 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:12,233 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:12,233 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-12 02:27:12,234 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:12,234 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:12,234 INFO L85 PathProgramCache]: Analyzing trace with hash 853300717, now seen corresponding path program 1 times [2023-11-12 02:27:12,235 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:12,235 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621978330] [2023-11-12 02:27:12,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:12,235 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:12,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:12,929 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:27:12,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:12,943 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-12 02:27:12,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 15 [2023-11-12 02:27:13,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,020 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2023-11-12 02:27:13,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,036 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-12 02:27:13,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,048 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2023-11-12 02:27:13,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,062 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 02:27:13,062 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:13,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621978330] [2023-11-12 02:27:13,063 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [621978330] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 02:27:13,063 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1451998630] [2023-11-12 02:27:13,063 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:13,063 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:13,064 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:13,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:27:13,104 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-12 02:27:13,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:13,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 2489 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-12 02:27:13,711 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:13,839 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 02:27:13,839 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:13,839 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1451998630] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:13,840 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 02:27:13,840 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [5] total 9 [2023-11-12 02:27:13,841 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [395024895] [2023-11-12 02:27:13,841 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:13,842 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-12 02:27:13,842 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:13,843 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-12 02:27:13,844 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2023-11-12 02:27:13,844 INFO L87 Difference]: Start difference. First operand 103 states and 140 transitions. Second operand has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:14,018 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:14,018 INFO L93 Difference]: Finished difference Result 192 states and 267 transitions. [2023-11-12 02:27:14,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-12 02:27:14,019 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2023-11-12 02:27:14,019 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:14,022 INFO L225 Difference]: With dead ends: 192 [2023-11-12 02:27:14,022 INFO L226 Difference]: Without dead ends: 106 [2023-11-12 02:27:14,024 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 57 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=36, Invalid=96, Unknown=0, NotChecked=0, Total=132 [2023-11-12 02:27:14,026 INFO L413 NwaCegarLoop]: 114 mSDtfsCounter, 158 mSDsluCounter, 202 mSDsCounter, 0 mSdLazyCounter, 66 mSolverCounterSat, 29 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 161 SdHoareTripleChecker+Valid, 316 SdHoareTripleChecker+Invalid, 95 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 29 IncrementalHoareTripleChecker+Valid, 66 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:14,026 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [161 Valid, 316 Invalid, 95 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [29 Valid, 66 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-12 02:27:14,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-12 02:27:14,041 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-12 02:27:14,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 75 states have (on average 1.32) internal successors, (99), 78 states have internal predecessors, (99), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (24), 20 states have call predecessors, (24), 20 states have call successors, (24) [2023-11-12 02:27:14,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 146 transitions. [2023-11-12 02:27:14,044 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 146 transitions. Word has length 49 [2023-11-12 02:27:14,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:14,045 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 146 transitions. [2023-11-12 02:27:14,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.666666666666667) internal successors, (28), 6 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:14,045 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2023-11-12 02:27:14,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 02:27:14,048 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:14,048 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:14,072 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:14,257 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:14,258 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:14,258 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:14,258 INFO L85 PathProgramCache]: Analyzing trace with hash 389442546, now seen corresponding path program 1 times [2023-11-12 02:27:14,258 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:14,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [133798224] [2023-11-12 02:27:14,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:14,259 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:14,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,116 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2023-11-12 02:27:15,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,132 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-12 02:27:15,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,157 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 17 [2023-11-12 02:27:15,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,174 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 27 [2023-11-12 02:27:15,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,236 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 33 [2023-11-12 02:27:15,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,248 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2023-11-12 02:27:15,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,261 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-12 02:27:15,261 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-12 02:27:15,261 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [133798224] [2023-11-12 02:27:15,262 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [133798224] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-12 02:27:15,262 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1960567842] [2023-11-12 02:27:15,262 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:15,262 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:15,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:15,264 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-12 02:27:15,292 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-12 02:27:15,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:15,926 INFO L262 TraceCheckSpWp]: Trace formula consists of 2494 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-12 02:27:15,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:16,099 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 02:27:16,099 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:16,099 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1960567842] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:16,099 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-12 02:27:16,099 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [7] total 13 [2023-11-12 02:27:16,100 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1096361113] [2023-11-12 02:27:16,100 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:16,100 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2023-11-12 02:27:16,101 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-12 02:27:16,102 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2023-11-12 02:27:16,103 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=125, Unknown=0, NotChecked=0, Total=156 [2023-11-12 02:27:16,105 INFO L87 Difference]: Start difference. First operand 106 states and 146 transitions. Second operand has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-12 02:27:16,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:16,427 INFO L93 Difference]: Finished difference Result 185 states and 257 transitions. [2023-11-12 02:27:16,427 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2023-11-12 02:27:16,428 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 51 [2023-11-12 02:27:16,428 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:16,433 INFO L225 Difference]: With dead ends: 185 [2023-11-12 02:27:16,434 INFO L226 Difference]: Without dead ends: 106 [2023-11-12 02:27:16,435 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 59 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 44 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=59, Invalid=247, Unknown=0, NotChecked=0, Total=306 [2023-11-12 02:27:16,440 INFO L413 NwaCegarLoop]: 104 mSDtfsCounter, 227 mSDsluCounter, 325 mSDsCounter, 0 mSdLazyCounter, 140 mSolverCounterSat, 50 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 227 SdHoareTripleChecker+Valid, 429 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 50 IncrementalHoareTripleChecker+Valid, 140 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:16,440 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [227 Valid, 429 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [50 Valid, 140 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:27:16,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2023-11-12 02:27:16,468 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2023-11-12 02:27:16,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 106 states, 75 states have (on average 1.32) internal successors, (99), 78 states have internal predecessors, (99), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (22), 20 states have call predecessors, (22), 20 states have call successors, (22) [2023-11-12 02:27:16,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 144 transitions. [2023-11-12 02:27:16,474 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 144 transitions. Word has length 51 [2023-11-12 02:27:16,475 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:16,475 INFO L495 AbstractCegarLoop]: Abstraction has 106 states and 144 transitions. [2023-11-12 02:27:16,475 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 5.285714285714286) internal successors, (37), 7 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-12 02:27:16,475 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 144 transitions. [2023-11-12 02:27:16,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 02:27:16,480 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:16,480 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:16,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:16,681 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-12 02:27:16,681 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:16,681 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:16,681 INFO L85 PathProgramCache]: Analyzing trace with hash 1580718140, now seen corresponding path program 1 times [2023-11-12 02:27:16,682 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-12 02:27:16,682 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [677291113] [2023-11-12 02:27:16,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:16,682 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 02:27:17,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:27:17,699 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-12 02:27:17,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-12 02:27:18,053 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-12 02:27:18,053 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-12 02:27:18,055 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-12 02:27:18,056 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2023-11-12 02:27:18,059 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2023-11-12 02:27:18,063 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2023-11-12 02:27:18,117 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,120 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,120 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,120 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,121 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,121 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,121 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,122 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,122 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,122 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,122 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,123 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,123 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated [2023-11-12 02:27:18,123 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,123 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,124 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,124 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ite511 [2023-11-12 02:27:18,124 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated [2023-11-12 02:27:18,124 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,124 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,125 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,125 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,125 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,125 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,126 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,127 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,127 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,127 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,127 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,127 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,128 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,128 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,128 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,128 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,128 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated [2023-11-12 02:27:18,129 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,129 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,129 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,129 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,129 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,130 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,130 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,130 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,130 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,131 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,131 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated [2023-11-12 02:27:18,131 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,131 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,131 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,132 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,132 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,132 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,132 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,133 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,134 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,135 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,135 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,135 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,135 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,135 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,136 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,137 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,138 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,139 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,139 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,139 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,139 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1092 could not be translated [2023-11-12 02:27:18,139 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,140 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,140 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,140 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,140 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,141 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,141 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,141 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,141 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,141 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,142 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,142 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,142 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,142 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1092 could not be translated [2023-11-12 02:27:18,143 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short1095 could not be translated [2023-11-12 02:27:18,143 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem1093 could not be translated [2023-11-12 02:27:18,143 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,143 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,143 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,144 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,144 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,144 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,144 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,145 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,145 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,145 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,145 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,145 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,146 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,146 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,146 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,146 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,146 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,147 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,147 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,147 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,147 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated [2023-11-12 02:27:18,147 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated [2023-11-12 02:27:18,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated [2023-11-12 02:27:18,148 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret1107 could not be translated [2023-11-12 02:27:18,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,149 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,150 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,150 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,150 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,150 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,150 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,151 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,151 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,151 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list [2023-11-12 02:27:18,151 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list [2023-11-12 02:27:18,151 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_list~0!count [2023-11-12 02:27:18,152 WARN L1567 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count [2023-11-12 02:27:18,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 12.11 02:27:18 BoogieIcfgContainer [2023-11-12 02:27:18,167 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-12 02:27:18,168 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 02:27:18,168 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 02:27:18,168 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 02:27:18,168 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:10" (3/4) ... [2023-11-12 02:27:18,171 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-12 02:27:18,172 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 02:27:18,172 INFO L158 Benchmark]: Toolchain (without parser) took 13194.30ms. Allocated memory was 157.3MB in the beginning and 297.8MB in the end (delta: 140.5MB). Free memory was 116.6MB in the beginning and 178.8MB in the end (delta: -62.2MB). Peak memory consumption was 76.9MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,173 INFO L158 Benchmark]: CDTParser took 0.61ms. Allocated memory is still 123.7MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:27:18,173 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3482.94ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 115.9MB in the beginning and 77.1MB in the end (delta: 38.9MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,173 INFO L158 Benchmark]: Boogie Procedure Inliner took 245.58ms. Allocated memory is still 197.1MB. Free memory was 77.1MB in the beginning and 129.7MB in the end (delta: -52.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,174 INFO L158 Benchmark]: Boogie Preprocessor took 148.83ms. Allocated memory is still 197.1MB. Free memory was 129.7MB in the beginning and 122.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,174 INFO L158 Benchmark]: RCFGBuilder took 2123.73ms. Allocated memory is still 197.1MB. Free memory was 122.3MB in the beginning and 100.7MB in the end (delta: 21.6MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,175 INFO L158 Benchmark]: TraceAbstraction took 7177.67ms. Allocated memory was 197.1MB in the beginning and 297.8MB in the end (delta: 100.7MB). Free memory was 99.6MB in the beginning and 179.8MB in the end (delta: -80.2MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. [2023-11-12 02:27:18,175 INFO L158 Benchmark]: Witness Printer took 4.20ms. Allocated memory is still 297.8MB. Free memory was 179.8MB in the beginning and 178.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 02:27:18,177 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.61ms. Allocated memory is still 123.7MB. Free memory is still 96.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3482.94ms. Allocated memory was 157.3MB in the beginning and 197.1MB in the end (delta: 39.8MB). Free memory was 115.9MB in the beginning and 77.1MB in the end (delta: 38.9MB). Peak memory consumption was 89.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 245.58ms. Allocated memory is still 197.1MB. Free memory was 77.1MB in the beginning and 129.7MB in the end (delta: -52.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 148.83ms. Allocated memory is still 197.1MB. Free memory was 129.7MB in the beginning and 122.3MB in the end (delta: 7.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2123.73ms. Allocated memory is still 197.1MB. Free memory was 122.3MB in the beginning and 100.7MB in the end (delta: 21.6MB). Peak memory consumption was 65.7MB. Max. memory is 16.1GB. * TraceAbstraction took 7177.67ms. Allocated memory was 197.1MB in the beginning and 297.8MB in the end (delta: 100.7MB). Free memory was 99.6MB in the beginning and 179.8MB in the end (delta: -80.2MB). Peak memory consumption was 142.9MB. Max. memory is 16.1GB. * Witness Printer took 4.20ms. Allocated memory is still 297.8MB. Free memory was 179.8MB in the beginning and 178.8MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 8237]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] - GenericResultAtLocation [Line: 8723]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ite511 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret508 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1216 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1092 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1092 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short1095 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem1093 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem691 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short699 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short700 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret1107 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0.subject_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0.error_list - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_list~0!count - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable ~s_common_log_subject_list~0!count - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of large string literal at line 8740. Possible FailurePath: [L6854-L6859] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7279] static __thread int tl_last_error = 0; [L7616-L7628] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8739-L8887] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8890-L8893] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8895-L8904] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8906-L8909] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8911-L8915] static _Bool s_common_library_initialized = 0 ; VAL [errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8965] CALL aws_byte_cursor_advance_nospec_harness() [L8929] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L8929] struct aws_byte_cursor cursor = {__VERIFIER_nondet_ulong(), 0}; [L8930] size_t len = __VERIFIER_nondet_ulong(); [L8933] CALL ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L6661] CALL, EXPR nondet_bool() VAL [errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L261] return __VERIFIER_nondet_bool(); [L6661] RET, EXPR nondet_bool() VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6661-L6663] EXPR (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L6661-L6663] cursor->ptr = (nondet_bool()) ? ((void *)0) : bounded_malloc(cursor->len) [L8933] RET ensure_byte_cursor_has_allocated_buffer_member(&cursor) [L8934] CALL, EXPR aws_byte_cursor_is_valid(&cursor) VAL [cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8934] RET, EXPR aws_byte_cursor_is_valid(&cursor) VAL [cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8934] CALL assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8934] RET assume_abort_if_not(aws_byte_cursor_is_valid(&cursor)) VAL [cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8937] EXPR cursor.ptr [L8937] uint8_t *debug_ptr = cursor.ptr; [L8938] EXPR cursor.len [L8938] size_t debug_len = cursor.len; [L8939] struct aws_byte_cursor old = cursor; [L8940] struct store_byte_from_buffer old_byte_from_cursor; [L8941] EXPR cursor.ptr [L8941] EXPR cursor.len [L8941] CALL save_byte_from_array(cursor.ptr, cursor.len, &old_byte_from_cursor) [L7123] COND FALSE !(size > 0 && array && storage) VAL [\old(size)=0, array={0:0}, array={0:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, size=0, storage={259:0}, storage={259:0}, tl_last_error=0] [L8941] RET save_byte_from_array(cursor.ptr, cursor.len, &old_byte_from_cursor) [L8944] struct aws_byte_cursor rv = aws_byte_cursor_advance_nospec(&cursor, len); VAL [cursor={258:0}, debug_len=0, debug_ptr={0:0}, errors={196:0}, old={260:0}, old_byte_from_cursor={259:0}, rv={261:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8944] CALL aws_byte_cursor_advance_nospec(&cursor, len) VAL [errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8284] CALL, EXPR aws_byte_cursor_is_valid(cursor) VAL [cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8284] RET, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(len)=9223372036854775808, cursor={258:0}, cursor={258:0}, errors={196:0}, len=9223372036854775808, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8284] CALL assume_abort_if_not((aws_byte_cursor_is_valid(cursor))) VAL [\old(cond)=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8284] RET assume_abort_if_not((aws_byte_cursor_is_valid(cursor))) VAL [\old(len)=9223372036854775808, cursor={258:0}, cursor={258:0}, errors={196:0}, len=9223372036854775808, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8286] struct aws_byte_cursor rv; [L8288] EXPR cursor->len [L8288-L8292] len <= cursor->len && len <= ( (18446744073709551615UL) >> 1) && cursor->len <= ( (18446744073709551615UL) >> 1) VAL [\old(len)=9223372036854775808, cursor={258:0}, cursor={258:0}, errors={196:0}, len=9223372036854775808, rv={257:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8288-L8292] COND FALSE !(len <= cursor->len && len <= ( (18446744073709551615UL) >> 1) && cursor->len <= ( (18446744073709551615UL) >> 1)) [L8313-L8314] rv.ptr = ((void *)0) [L8316] rv.len = 0 VAL [\old(len)=9223372036854775808, cursor={258:0}, cursor={258:0}, errors={196:0}, len=9223372036854775808, rv={257:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8319] CALL, EXPR aws_byte_cursor_is_valid(cursor) VAL [cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) [L7355] EXPR cursor->len [L7355] EXPR (cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr)))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] EXPR cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))) VAL [cursor={258:0}, cursor={258:0}, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L7354-L7355] return cursor && ((cursor->len == 0) || (cursor->len > 0 && cursor->ptr && ((((cursor->len)) == 0) || ((cursor->ptr))))); [L8319] RET, EXPR aws_byte_cursor_is_valid(cursor) VAL [\old(len)=9223372036854775808, cursor={258:0}, cursor={258:0}, errors={196:0}, len=9223372036854775808, rv={257:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L8319] CALL __VERIFIER_assert(!((aws_byte_cursor_is_valid(cursor)))) VAL [\old(cond)=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, cond=0, errors={196:0}, s_can_fail_allocator_static={194:0}, s_common_library_initialized=0, s_common_log_subject_infos={197:0}, s_tolower_table={195:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 8 procedures, 113 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 4, TraceHistogramMax: 3, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 388 SdHoareTripleChecker+Valid, 0.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 385 mSDsluCounter, 898 SdHoareTripleChecker+Invalid, 0.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 527 mSDsCounter, 79 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 206 IncrementalHoareTripleChecker+Invalid, 285 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 79 mSolverCounterUnsat, 371 mSDtfsCounter, 206 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 158 GetRequests, 132 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 60 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=0, InterpolantAutomatonStates: 16, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 3 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 2.2s SatisfiabilityAnalysisTime, 2.4s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 244 ConstructedInterpolants, 0 QuantifiedInterpolants, 373 SizeOfPredicates, 9 NumberOfNonLiveVariables, 4983 ConjunctsInSsa, 14 ConjunctsInUnsatCore, 5 InterpolantComputations, 3 PerfectInterpolantSequences, 83/95 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-12 02:27:18,224 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 02:27:20,875 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 02:27:21,002 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-12 02:27:21,009 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 02:27:21,009 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-12 02:27:21,040 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 02:27:21,041 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-12 02:27:21,041 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-12 02:27:21,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 02:27:21,049 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-12 02:27:21,050 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 02:27:21,051 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 02:27:21,051 INFO L153 SettingsManager]: * Use SBE=true [2023-11-12 02:27:21,053 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 02:27:21,054 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 02:27:21,054 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 02:27:21,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 02:27:21,055 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 02:27:21,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 02:27:21,057 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-12 02:27:21,057 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-12 02:27:21,058 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-12 02:27:21,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 02:27:21,059 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 02:27:21,059 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 02:27:21,060 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-12 02:27:21,060 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-12 02:27:21,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:21,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 02:27:21,061 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 02:27:21,063 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 02:27:21,063 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-12 02:27:21,063 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-12 02:27:21,064 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-12 02:27:21,064 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 02:27:21,064 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-12 02:27:21,065 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-12 02:27:21,065 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-12 02:27:21,065 INFO L153 SettingsManager]: * Independence relation used for large block encoding in concurrent analysis=SYNTACTIC [2023-11-12 02:27:21,066 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 78eb38d6bf3586b94afef9b9563a4418baaa3316932367911cecf1c3731c38b2 [2023-11-12 02:27:21,475 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 02:27:21,499 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 02:27:21,502 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 02:27:21,503 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 02:27:21,504 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 02:27:21,505 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:24,684 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 02:27:25,288 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 02:27:25,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:25,339 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/5627f616c/c1ca2611c10d4123bb052431d6e2f8e8/FLAG7bfaf561b [2023-11-12 02:27:25,357 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/data/5627f616c/c1ca2611c10d4123bb052431d6e2f8e8 [2023-11-12 02:27:25,364 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 02:27:25,365 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 02:27:25,370 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:25,370 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 02:27:25,376 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 02:27:25,377 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:25" (1/1) ... [2023-11-12 02:27:25,378 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d159de9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:25, skipping insertion in model container [2023-11-12 02:27:25,378 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 02:27:25" (1/1) ... [2023-11-12 02:27:25,554 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:27:25,871 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2023-11-12 02:27:25,879 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2023-11-12 02:27:27,306 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,307 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,308 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,309 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,311 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,326 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,327 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,330 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,331 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:27,851 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 02:27:27,852 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 02:27:27,854 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 02:27:27,855 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 02:27:27,857 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 02:27:27,857 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 02:27:27,858 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 02:27:27,859 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 02:27:27,860 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 02:27:27,861 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 02:27:28,191 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,192 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,268 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:28,354 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-12 02:27:28,421 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 02:27:28,426 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2023-11-12 02:27:28,427 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2023-11-12 02:27:28,489 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,491 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,492 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,493 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,494 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,507 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,513 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,515 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,517 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,571 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 02:27:28,572 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 02:27:28,573 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 02:27:28,574 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 02:27:28,575 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 02:27:28,576 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 02:27:28,577 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 02:27:28,580 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 02:27:28,581 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 02:27:28,582 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 02:27:28,673 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,673 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,714 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:28,799 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 02:27:28,824 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4504,4517] [2023-11-12 02:27:28,825 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_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/sv-benchmarks/c/aws-c-common/aws_byte_cursor_advance_nospec_harness_negated.i[4564,4577] [2023-11-12 02:27:28,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,864 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,865 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,866 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,873 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,874 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,876 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,877 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:28,918 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-12 02:27:28,919 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-12 02:27:28,920 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-12 02:27:28,921 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-12 02:27:28,922 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-12 02:27:28,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-12 02:27:28,923 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-12 02:27:28,924 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-12 02:27:28,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-12 02:27:28,925 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-12 02:27:29,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8237] [2023-11-12 02:27:29,022 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:29,022 WARN L1577 CHandler]: Possible shadowing of function index [2023-11-12 02:27:29,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8723-8734] [2023-11-12 02:27:29,089 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,425 WARN L672 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,426 WARN L672 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function predicate is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,427 WARN L672 CHandler]: The function memchr is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 02:27:29,435 INFO L206 MainTranslator]: Completed translation [2023-11-12 02:27:29,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29 WrapperNode [2023-11-12 02:27:29,436 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 02:27:29,437 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:29,437 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 02:27:29,438 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 02:27:29,445 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,567 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,683 INFO L138 Inliner]: procedures = 709, calls = 2645, calls flagged for inlining = 58, calls inlined = 7, statements flattened = 906 [2023-11-12 02:27:29,684 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 02:27:29,684 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 02:27:29,685 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 02:27:29,685 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 02:27:29,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,695 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,707 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,707 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,752 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,765 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,774 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,795 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,824 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 02:27:29,825 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 02:27:29,825 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 02:27:29,825 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 02:27:29,826 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (1/1) ... [2023-11-12 02:27:29,833 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-12 02:27:29,846 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 [2023-11-12 02:27:29,870 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-12 02:27:29,908 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-12 02:27:29,920 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2023-11-12 02:27:29,921 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2023-11-12 02:27:29,921 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 02:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-12 02:27:29,922 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-12 02:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-12 02:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2023-11-12 02:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2023-11-12 02:27:29,922 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 02:27:29,923 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 02:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 02:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 02:27:29,923 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 02:27:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 02:27:29,924 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 02:27:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-12 02:27:29,924 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-12 02:27:29,924 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2023-11-12 02:27:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-12 02:27:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-12 02:27:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2023-11-12 02:27:29,925 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-12 02:27:29,925 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 02:27:29,926 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_advance_nospec [2023-11-12 02:27:29,927 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_advance_nospec [2023-11-12 02:27:30,325 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 02:27:30,328 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 02:27:34,799 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 02:27:34,807 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 02:27:34,807 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-12 02:27:34,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:34 BoogieIcfgContainer [2023-11-12 02:27:34,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 02:27:34,812 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-12 02:27:34,813 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-12 02:27:34,816 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-12 02:27:34,816 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 02:27:25" (1/3) ... [2023-11-12 02:27:34,817 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458f4a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:34, skipping insertion in model container [2023-11-12 02:27:34,817 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 02:27:29" (2/3) ... [2023-11-12 02:27:34,821 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@458f4a42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 02:27:34, skipping insertion in model container [2023-11-12 02:27:34,821 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 02:27:34" (3/3) ... [2023-11-12 02:27:34,823 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_advance_nospec_harness_negated.i [2023-11-12 02:27:34,844 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-12 02:27:34,844 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-12 02:27:34,921 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-12 02:27:34,927 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1648ff52, mLbeIndependenceSettings=[IndependenceType=SYNTACTIC, AbstractionType=NONE, UseConditional=, UseSemiCommutativity=, Solver=, SolverTimeout=] [2023-11-12 02:27:34,928 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-12 02:27:34,934 INFO L276 IsEmpty]: Start isEmpty. Operand has 95 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) [2023-11-12 02:27:34,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 02:27:34,950 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:34,952 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:34,953 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:34,961 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:34,961 INFO L85 PathProgramCache]: Analyzing trace with hash -1892197119, now seen corresponding path program 1 times [2023-11-12 02:27:34,987 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:27:34,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1974372294] [2023-11-12 02:27:34,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:34,989 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:34,989 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:27:34,995 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:27:35,043 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-12 02:27:36,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:36,102 INFO L262 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-12 02:27:36,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-12 02:27:36,141 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:36,142 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:27:36,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1974372294] [2023-11-12 02:27:36,148 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1974372294] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:36,149 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:36,150 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-12 02:27:36,152 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [591985331] [2023-11-12 02:27:36,155 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:36,160 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-12 02:27:36,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:27:36,199 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-12 02:27:36,200 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:36,202 INFO L87 Difference]: Start difference. First operand has 95 states, 63 states have (on average 1.253968253968254) internal successors, (79), 64 states have internal predecessors, (79), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (23), 23 states have call predecessors, (23), 23 states have call successors, (23) Second operand has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:36,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:36,242 INFO L93 Difference]: Finished difference Result 180 states and 254 transitions. [2023-11-12 02:27:36,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-12 02:27:36,244 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2023-11-12 02:27:36,244 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:36,252 INFO L225 Difference]: With dead ends: 180 [2023-11-12 02:27:36,252 INFO L226 Difference]: Without dead ends: 85 [2023-11-12 02:27:36,257 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-12 02:27:36,261 INFO L413 NwaCegarLoop]: 123 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 123 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:36,262 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 123 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-12 02:27:36,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 85 states. [2023-11-12 02:27:36,305 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 85 to 85. [2023-11-12 02:27:36,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 85 states, 55 states have (on average 1.2181818181818183) internal successors, (67), 57 states have internal predecessors, (67), 23 states have call successors, (23), 7 states have call predecessors, (23), 6 states have return successors, (20), 20 states have call predecessors, (20), 20 states have call successors, (20) [2023-11-12 02:27:36,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 110 transitions. [2023-11-12 02:27:36,314 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 110 transitions. Word has length 49 [2023-11-12 02:27:36,315 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:36,315 INFO L495 AbstractCegarLoop]: Abstraction has 85 states and 110 transitions. [2023-11-12 02:27:36,316 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.0) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (8), 2 states have call predecessors, (8), 2 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:36,316 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 110 transitions. [2023-11-12 02:27:36,319 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-12 02:27:36,320 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:36,320 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:36,344 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:36,524 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:36,525 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:36,525 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:36,526 INFO L85 PathProgramCache]: Analyzing trace with hash 1656461437, now seen corresponding path program 1 times [2023-11-12 02:27:36,527 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:27:36,527 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [279209363] [2023-11-12 02:27:36,527 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:36,527 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:36,528 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:27:36,529 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:27:36,530 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-12 02:27:37,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:37,509 INFO L262 TraceCheckSpWp]: Trace formula consists of 1460 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-12 02:27:37,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:37,671 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-11-12 02:27:37,677 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:37,678 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:27:37,678 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [279209363] [2023-11-12 02:27:37,678 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [279209363] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:37,678 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:37,679 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-12 02:27:37,679 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2087325520] [2023-11-12 02:27:37,679 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:37,680 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-12 02:27:37,681 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:27:37,682 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-12 02:27:37,682 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:27:37,682 INFO L87 Difference]: Start difference. First operand 85 states and 110 transitions. Second operand has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:37,924 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:37,925 INFO L93 Difference]: Finished difference Result 156 states and 207 transitions. [2023-11-12 02:27:37,928 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-12 02:27:37,929 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) Word has length 49 [2023-11-12 02:27:37,929 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:37,932 INFO L225 Difference]: With dead ends: 156 [2023-11-12 02:27:37,932 INFO L226 Difference]: Without dead ends: 88 [2023-11-12 02:27:37,934 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 48 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2023-11-12 02:27:37,935 INFO L413 NwaCegarLoop]: 100 mSDtfsCounter, 32 mSDsluCounter, 160 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 45 SdHoareTripleChecker+Valid, 260 SdHoareTripleChecker+Invalid, 32 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:37,935 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [45 Valid, 260 Invalid, 32 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-12 02:27:37,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-12 02:27:37,963 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-12 02:27:37,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 60 states have internal predecessors, (69), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (24), 20 states have call predecessors, (24), 20 states have call successors, (24) [2023-11-12 02:27:37,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 116 transitions. [2023-11-12 02:27:37,970 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 116 transitions. Word has length 49 [2023-11-12 02:27:37,970 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:37,970 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 116 transitions. [2023-11-12 02:27:37,972 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 5.6) internal successors, (28), 5 states have internal predecessors, (28), 2 states have call successors, (8), 2 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 2 states have call successors, (6) [2023-11-12 02:27:37,977 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2023-11-12 02:27:37,982 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-12 02:27:37,983 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:37,983 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:38,014 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2023-11-12 02:27:38,200 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:38,201 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:38,201 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:38,201 INFO L85 PathProgramCache]: Analyzing trace with hash -188721278, now seen corresponding path program 1 times [2023-11-12 02:27:38,203 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:27:38,204 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [318575136] [2023-11-12 02:27:38,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:38,204 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:38,204 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:27:38,211 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:27:38,213 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-12 02:27:39,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 02:27:39,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 1464 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-12 02:27:39,407 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-12 02:27:39,564 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 18 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-12 02:27:39,564 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-12 02:27:39,565 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-12 02:27:39,565 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [318575136] [2023-11-12 02:27:39,565 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [318575136] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-12 02:27:39,565 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-12 02:27:39,565 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2023-11-12 02:27:39,565 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1627410459] [2023-11-12 02:27:39,566 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-12 02:27:39,566 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2023-11-12 02:27:39,566 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-12 02:27:39,567 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2023-11-12 02:27:39,568 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2023-11-12 02:27:39,568 INFO L87 Difference]: Start difference. First operand 88 states and 116 transitions. Second operand has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-12 02:27:41,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:27:43,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:27:45,837 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:27:47,840 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-12 02:27:48,005 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-12 02:27:48,006 INFO L93 Difference]: Finished difference Result 149 states and 197 transitions. [2023-11-12 02:27:48,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2023-11-12 02:27:48,009 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) Word has length 51 [2023-11-12 02:27:48,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-12 02:27:48,011 INFO L225 Difference]: With dead ends: 149 [2023-11-12 02:27:48,012 INFO L226 Difference]: Without dead ends: 88 [2023-11-12 02:27:48,013 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2023-11-12 02:27:48,014 INFO L413 NwaCegarLoop]: 96 mSDtfsCounter, 48 mSDsluCounter, 324 mSDsCounter, 0 mSdLazyCounter, 56 mSolverCounterSat, 15 mSolverCounterUnsat, 4 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 8.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 59 SdHoareTripleChecker+Valid, 420 SdHoareTripleChecker+Invalid, 75 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 15 IncrementalHoareTripleChecker+Valid, 56 IncrementalHoareTripleChecker+Invalid, 4 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 8.4s IncrementalHoareTripleChecker+Time [2023-11-12 02:27:48,015 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [59 Valid, 420 Invalid, 75 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [15 Valid, 56 Invalid, 4 Unknown, 0 Unchecked, 8.4s Time] [2023-11-12 02:27:48,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-12 02:27:48,037 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-12 02:27:48,038 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 57 states have (on average 1.2105263157894737) internal successors, (69), 60 states have internal predecessors, (69), 23 states have call successors, (23), 7 states have call predecessors, (23), 7 states have return successors, (22), 20 states have call predecessors, (22), 20 states have call successors, (22) [2023-11-12 02:27:48,040 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 114 transitions. [2023-11-12 02:27:48,044 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 114 transitions. Word has length 51 [2023-11-12 02:27:48,045 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-12 02:27:48,045 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 114 transitions. [2023-11-12 02:27:48,045 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 6 states have (on average 6.166666666666667) internal successors, (37), 6 states have internal predecessors, (37), 3 states have call successors, (8), 3 states have call predecessors, (8), 3 states have return successors, (6), 2 states have call predecessors, (6), 3 states have call successors, (6) [2023-11-12 02:27:48,045 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 114 transitions. [2023-11-12 02:27:48,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-12 02:27:48,047 INFO L187 NwaCegarLoop]: Found error trace [2023-11-12 02:27:48,047 INFO L195 NwaCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-12 02:27:48,073 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Forceful destruction successful, exit code 0 [2023-11-12 02:27:48,256 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:48,257 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-12 02:27:48,257 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 02:27:48,257 INFO L85 PathProgramCache]: Analyzing trace with hash 976100300, now seen corresponding path program 1 times [2023-11-12 02:27:48,259 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-12 02:27:48,259 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [537974739] [2023-11-12 02:27:48,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-12 02:27:48,259 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-12 02:27:48,259 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat [2023-11-12 02:27:48,260 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-12 02:27:48,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_daff0c08-1ff7-4e42-9cf0-2f4989d27c2f/bin/uautomizer-verify-uTZkv6EMXl/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process