./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i --full-output --preprocessor.use.memory.slicer true --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version abd6749d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 69577fc7d990d88fcb652c93a7c7ab343fe84df9d2ed6890e1e924a0c1fe1045 --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 06:38:12,913 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 06:38:12,983 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 06:38:12,989 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 06:38:12,989 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 06:38:13,017 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 06:38:13,022 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 06:38:13,035 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 06:38:13,035 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 06:38:13,036 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 06:38:13,036 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 06:38:13,036 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 06:38:13,037 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 06:38:13,037 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 06:38:13,037 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 06:38:13,037 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 06:38:13,038 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 06:38:13,038 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 06:38:13,038 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 06:38:13,038 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 06:38:13,039 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 06:38:13,052 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 06:38:13,052 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 06:38:13,053 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 06:38:13,053 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 06:38:13,053 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 06:38:13,053 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 06:38:13,053 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 06:38:13,054 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:38:13,054 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 06:38:13,054 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 06:38:13,054 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 06:38:13,055 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 06:38:13,055 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 06:38:13,055 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 06:38:13,055 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 06:38:13,056 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 06:38:13,056 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 06:38:13,056 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 06:38:13,056 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 69577fc7d990d88fcb652c93a7c7ab343fe84df9d2ed6890e1e924a0c1fe1045 Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 06:38:13,252 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 06:38:13,270 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 06:38:13,273 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 06:38:13,274 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 06:38:13,275 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 06:38:13,276 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i [2023-11-23 06:38:14,394 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 06:38:14,780 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 06:38:14,780 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i [2023-11-23 06:38:14,806 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292d8c7bf/34534563cf594e2aa9ac50af4d053ad9/FLAGab3da2196 [2023-11-23 06:38:14,819 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/292d8c7bf/34534563cf594e2aa9ac50af4d053ad9 [2023-11-23 06:38:14,823 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 06:38:14,825 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 06:38:14,827 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 06:38:14,827 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 06:38:14,830 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 06:38:14,831 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:14" (1/1) ... [2023-11-23 06:38:14,831 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3e199c5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:14, skipping insertion in model container [2023-11-23 06:38:14,831 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:38:14" (1/1) ... [2023-11-23 06:38:14,897 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 06:38:15,111 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2023-11-23 06:38:15,118 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2023-11-23 06:38:15,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,597 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,606 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,607 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,608 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,608 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,609 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,610 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,610 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,611 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,839 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:38:15,840 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:38:15,840 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:38:15,841 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:38:15,842 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:38:15,842 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:38:15,843 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:38:15,843 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:38:15,844 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:38:15,844 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:38:15,926 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,931 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:15,980 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:38:16,013 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 06:38:16,029 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i[4494,4507] [2023-11-23 06:38:16,030 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_front_harness_negated.i[4554,4567] [2023-11-23 06:38:16,072 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,073 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,073 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,073 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,074 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,078 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,078 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,079 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,079 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,080 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,080 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,081 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,081 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:38:16,114 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:38:16,114 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:38:16,115 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:38:16,116 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:38:16,119 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:38:16,119 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:38:16,120 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:38:16,120 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:38:16,121 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:38:16,197 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,206 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:38:16,210 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7735-7746] [2023-11-23 06:38:16,238 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:38:16,379 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,379 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,379 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,380 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,380 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,380 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,381 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,381 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,381 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,381 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,381 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,382 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,382 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,382 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,382 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,382 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:38:16,388 INFO L206 MainTranslator]: Completed translation [2023-11-23 06:38:16,389 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16 WrapperNode [2023-11-23 06:38:16,389 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 06:38:16,390 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 06:38:16,390 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 06:38:16,391 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 06:38:16,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,453 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,517 INFO L138 Inliner]: procedures = 690, calls = 1691, calls flagged for inlining = 54, calls inlined = 9, statements flattened = 669 [2023-11-23 06:38:16,529 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 06:38:16,529 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 06:38:16,529 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 06:38:16,530 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 06:38:16,539 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,539 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,543 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,666 INFO L188 MemorySlicer]: Split 317 memory accesses to 7 slices as follows [2, 236, 58, 6, 9, 3, 3]. 74 percent of accesses are in the largest equivalence class. The 257 initializations are split as follows [2, 236, 10, 0, 5, 1, 3]. The 7 writes are split as follows [0, 0, 3, 2, 1, 1, 0]. [2023-11-23 06:38:16,667 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,709 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,717 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,722 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,744 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,756 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 06:38:16,761 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 06:38:16,761 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 06:38:16,761 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 06:38:16,762 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (1/1) ... [2023-11-23 06:38:16,768 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:38:16,776 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:38:16,789 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2023-11-23 06:38:16,826 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2023-11-23 06:38:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-23 06:38:16,849 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 06:38:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2023-11-23 06:38:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2023-11-23 06:38:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 06:38:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 06:38:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 06:38:16,850 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 06:38:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 06:38:16,850 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 06:38:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 06:38:16,851 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 06:38:16,851 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2023-11-23 06:38:16,852 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2023-11-23 06:38:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2023-11-23 06:38:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2023-11-23 06:38:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 06:38:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 06:38:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 06:38:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 06:38:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 06:38:16,853 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 06:38:16,853 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 06:38:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 06:38:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 06:38:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 06:38:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2023-11-23 06:38:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2023-11-23 06:38:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 06:38:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 06:38:16,854 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2023-11-23 06:38:16,854 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#5 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#6 [2023-11-23 06:38:16,855 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 06:38:16,856 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 06:38:16,856 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 06:38:16,857 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2023-11-23 06:38:16,857 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2023-11-23 06:38:16,858 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2023-11-23 06:38:16,858 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2023-11-23 06:38:17,157 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 06:38:17,159 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 06:38:17,693 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 06:38:17,776 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 06:38:17,776 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-23 06:38:17,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:17 BoogieIcfgContainer [2023-11-23 06:38:17,777 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 06:38:17,779 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 06:38:17,779 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 06:38:17,781 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 06:38:17,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:38:14" (1/3) ... [2023-11-23 06:38:17,786 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467d659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:17, skipping insertion in model container [2023-11-23 06:38:17,786 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:38:16" (2/3) ... [2023-11-23 06:38:17,787 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@467d659 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:38:17, skipping insertion in model container [2023-11-23 06:38:17,788 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:17" (3/3) ... [2023-11-23 06:38:17,788 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_front_harness_negated.i [2023-11-23 06:38:17,801 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 06:38:17,802 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 06:38:17,848 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 06:38:17,854 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;@137e9b6a, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 06:38:17,854 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 06:38:17,858 INFO L276 IsEmpty]: Start isEmpty. Operand has 164 states, 92 states have (on average 1.25) internal successors, (115), 93 states have internal predecessors, (115), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) [2023-11-23 06:38:17,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 06:38:17,871 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:17,872 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1] [2023-11-23 06:38:17,873 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:17,879 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:17,879 INFO L85 PathProgramCache]: Analyzing trace with hash 1065454310, now seen corresponding path program 1 times [2023-11-23 06:38:17,886 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:17,887 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1954627119] [2023-11-23 06:38:17,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:17,888 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:18,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,246 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:18,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,273 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 06:38:18,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,424 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 06:38:18,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,452 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 06:38:18,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,466 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 06:38:18,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,648 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 06:38:18,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,656 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 06:38:18,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,661 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 06:38:18,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,671 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 06:38:18,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,678 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:18,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,683 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-23 06:38:18,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,691 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 06:38:18,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,696 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-23 06:38:18,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,702 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 06:38:18,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,710 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 06:38:18,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,715 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 06:38:18,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 06:38:18,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,726 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 06:38:18,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,734 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 06:38:18,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,739 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 06:38:18,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:18,748 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 06:38:18,749 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:18,749 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1954627119] [2023-11-23 06:38:18,750 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1954627119] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:18,750 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:38:18,750 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 06:38:18,751 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [445678640] [2023-11-23 06:38:18,752 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:18,775 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 06:38:18,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:18,802 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 06:38:18,803 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 06:38:18,805 INFO L87 Difference]: Start difference. First operand has 164 states, 92 states have (on average 1.25) internal successors, (115), 93 states have internal predecessors, (115), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (54), 54 states have call predecessors, (54), 54 states have call successors, (54) Second operand has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 06:38:19,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:19,383 INFO L93 Difference]: Finished difference Result 340 states and 509 transitions. [2023-11-23 06:38:19,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 06:38:19,386 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) Word has length 119 [2023-11-23 06:38:19,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:19,393 INFO L225 Difference]: With dead ends: 340 [2023-11-23 06:38:19,393 INFO L226 Difference]: Without dead ends: 175 [2023-11-23 06:38:19,398 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 53 GetRequests, 50 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2023-11-23 06:38:19,409 INFO L413 NwaCegarLoop]: 148 mSDtfsCounter, 139 mSDsluCounter, 61 mSDsCounter, 0 mSdLazyCounter, 134 mSolverCounterSat, 202 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 209 SdHoareTripleChecker+Invalid, 336 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 202 IncrementalHoareTripleChecker+Valid, 134 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:19,410 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 209 Invalid, 336 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [202 Valid, 134 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2023-11-23 06:38:19,423 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2023-11-23 06:38:19,450 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 158. [2023-11-23 06:38:19,452 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 88 states have (on average 1.1931818181818181) internal successors, (105), 89 states have internal predecessors, (105), 54 states have call successors, (54), 16 states have call predecessors, (54), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 06:38:19,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 211 transitions. [2023-11-23 06:38:19,454 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 211 transitions. Word has length 119 [2023-11-23 06:38:19,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:19,455 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 211 transitions. [2023-11-23 06:38:19,455 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 7.6) internal successors, (38), 2 states have internal predecessors, (38), 2 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 2 states have call predecessors, (20), 2 states have call successors, (20) [2023-11-23 06:38:19,455 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 211 transitions. [2023-11-23 06:38:19,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 06:38:19,457 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:19,458 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1] [2023-11-23 06:38:19,458 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2023-11-23 06:38:19,458 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:19,458 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:19,459 INFO L85 PathProgramCache]: Analyzing trace with hash -1806775130, now seen corresponding path program 1 times [2023-11-23 06:38:19,459 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:19,459 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1515543330] [2023-11-23 06:38:19,459 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:19,459 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:19,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:19,972 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:19,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:19,979 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 06:38:19,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,071 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 06:38:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,083 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 06:38:20,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,088 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 06:38:20,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 06:38:20,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,194 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 06:38:20,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,199 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 06:38:20,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,211 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 06:38:20,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,258 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:20,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,263 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-23 06:38:20,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,274 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 06:38:20,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,305 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-23 06:38:20,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,311 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 06:38:20,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,318 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 06:38:20,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 06:38:20,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 06:38:20,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,333 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 06:38:20,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 06:38:20,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,344 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 06:38:20,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:20,351 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 06:38:20,351 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:20,351 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1515543330] [2023-11-23 06:38:20,352 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1515543330] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:20,352 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:38:20,352 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2023-11-23 06:38:20,352 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1717820684] [2023-11-23 06:38:20,352 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:20,353 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2023-11-23 06:38:20,353 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:20,354 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2023-11-23 06:38:20,354 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2023-11-23 06:38:20,354 INFO L87 Difference]: Start difference. First operand 158 states and 211 transitions. Second operand has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 06:38:22,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:22,063 INFO L93 Difference]: Finished difference Result 337 states and 475 transitions. [2023-11-23 06:38:22,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2023-11-23 06:38:22,064 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) Word has length 119 [2023-11-23 06:38:22,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:22,066 INFO L225 Difference]: With dead ends: 337 [2023-11-23 06:38:22,066 INFO L226 Difference]: Without dead ends: 232 [2023-11-23 06:38:22,067 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2023-11-23 06:38:22,068 INFO L413 NwaCegarLoop]: 160 mSDtfsCounter, 80 mSDsluCounter, 748 mSDsCounter, 0 mSdLazyCounter, 847 mSolverCounterSat, 81 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 119 SdHoareTripleChecker+Valid, 908 SdHoareTripleChecker+Invalid, 928 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 81 IncrementalHoareTripleChecker+Valid, 847 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:22,069 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [119 Valid, 908 Invalid, 928 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [81 Valid, 847 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2023-11-23 06:38:22,069 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2023-11-23 06:38:22,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 169. [2023-11-23 06:38:22,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 169 states, 95 states have (on average 1.1894736842105262) internal successors, (113), 96 states have internal predecessors, (113), 57 states have call successors, (57), 16 states have call predecessors, (57), 16 states have return successors, (56), 56 states have call predecessors, (56), 55 states have call successors, (56) [2023-11-23 06:38:22,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 169 states and 226 transitions. [2023-11-23 06:38:22,087 INFO L78 Accepts]: Start accepts. Automaton has 169 states and 226 transitions. Word has length 119 [2023-11-23 06:38:22,087 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:22,088 INFO L495 AbstractCegarLoop]: Abstraction has 169 states and 226 transitions. [2023-11-23 06:38:22,088 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 4.222222222222222) internal successors, (38), 6 states have internal predecessors, (38), 3 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 4 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 06:38:22,088 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 226 transitions. [2023-11-23 06:38:22,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 06:38:22,090 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:22,090 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1] [2023-11-23 06:38:22,090 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2023-11-23 06:38:22,090 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:22,091 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:22,091 INFO L85 PathProgramCache]: Analyzing trace with hash -930756124, now seen corresponding path program 1 times [2023-11-23 06:38:22,091 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:22,091 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671733283] [2023-11-23 06:38:22,091 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:22,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:22,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,660 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:22,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,667 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 06:38:22,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,760 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 06:38:22,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,770 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 06:38:22,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,775 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 06:38:22,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,875 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 06:38:22,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,881 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 06:38:22,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,885 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 06:38:22,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,896 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 06:38:22,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,940 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:22,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,944 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-23 06:38:22,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,954 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 06:38:22,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,961 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-23 06:38:22,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,969 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 06:38:22,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:22,978 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 06:38:22,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,008 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 06:38:23,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,014 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 06:38:23,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,018 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 06:38:23,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,024 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 06:38:23,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,029 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 06:38:23,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:23,035 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-11-23 06:38:23,035 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:23,035 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671733283] [2023-11-23 06:38:23,035 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [671733283] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:23,035 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:38:23,036 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2023-11-23 06:38:23,036 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1194503578] [2023-11-23 06:38:23,036 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:23,036 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2023-11-23 06:38:23,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:23,037 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2023-11-23 06:38:23,037 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2023-11-23 06:38:23,037 INFO L87 Difference]: Start difference. First operand 169 states and 226 transitions. Second operand has 11 states, 10 states have (on average 3.8) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 5 states have call predecessors, (20), 4 states have call successors, (20) [2023-11-23 06:38:24,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:24,826 INFO L93 Difference]: Finished difference Result 331 states and 464 transitions. [2023-11-23 06:38:24,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2023-11-23 06:38:24,826 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 10 states have (on average 3.8) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 5 states have call predecessors, (20), 4 states have call successors, (20) Word has length 119 [2023-11-23 06:38:24,827 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:24,829 INFO L225 Difference]: With dead ends: 331 [2023-11-23 06:38:24,829 INFO L226 Difference]: Without dead ends: 232 [2023-11-23 06:38:24,829 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 39 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=44, Invalid=166, Unknown=0, NotChecked=0, Total=210 [2023-11-23 06:38:24,830 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 127 mSDsluCounter, 923 mSDsCounter, 0 mSdLazyCounter, 912 mSolverCounterSat, 180 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 150 SdHoareTripleChecker+Valid, 1104 SdHoareTripleChecker+Invalid, 1092 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 180 IncrementalHoareTripleChecker+Valid, 912 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.5s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:24,830 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [150 Valid, 1104 Invalid, 1092 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [180 Valid, 912 Invalid, 0 Unknown, 0 Unchecked, 1.5s Time] [2023-11-23 06:38:24,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2023-11-23 06:38:24,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 175. [2023-11-23 06:38:24,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 175 states, 98 states have (on average 1.183673469387755) internal successors, (116), 99 states have internal predecessors, (116), 60 states have call successors, (60), 16 states have call predecessors, (60), 16 states have return successors, (59), 59 states have call predecessors, (59), 58 states have call successors, (59) [2023-11-23 06:38:24,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 175 states and 235 transitions. [2023-11-23 06:38:24,847 INFO L78 Accepts]: Start accepts. Automaton has 175 states and 235 transitions. Word has length 119 [2023-11-23 06:38:24,847 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:24,847 INFO L495 AbstractCegarLoop]: Abstraction has 175 states and 235 transitions. [2023-11-23 06:38:24,847 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 10 states have (on average 3.8) internal successors, (38), 7 states have internal predecessors, (38), 4 states have call successors, (22), 5 states have call predecessors, (22), 2 states have return successors, (20), 5 states have call predecessors, (20), 4 states have call successors, (20) [2023-11-23 06:38:24,848 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 235 transitions. [2023-11-23 06:38:24,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-23 06:38:24,849 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:24,849 INFO L195 NwaCegarLoop]: trace histogram [10, 10, 10, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1] [2023-11-23 06:38:24,849 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2023-11-23 06:38:24,849 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:24,850 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:24,850 INFO L85 PathProgramCache]: Analyzing trace with hash -1325122910, now seen corresponding path program 1 times [2023-11-23 06:38:24,850 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:24,850 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1157004597] [2023-11-23 06:38:24,850 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:24,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:24,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,195 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:25,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,201 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 06:38:25,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,286 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 06:38:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,295 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 06:38:25,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,299 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 06:38:25,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,393 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 06:38:25,395 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,412 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 06:38:25,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,478 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 06:38:25,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,494 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 06:38:25,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,500 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:25,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,504 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 54 [2023-11-23 06:38:25,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,510 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 59 [2023-11-23 06:38:25,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,514 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2023-11-23 06:38:25,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,519 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 72 [2023-11-23 06:38:25,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,525 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2023-11-23 06:38:25,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,530 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2023-11-23 06:38:25,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,535 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 93 [2023-11-23 06:38:25,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,539 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 99 [2023-11-23 06:38:25,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,545 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 104 [2023-11-23 06:38:25,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,551 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 110 [2023-11-23 06:38:25,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,559 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 6 proven. 29 refuted. 0 times theorem prover too weak. 185 trivial. 0 not checked. [2023-11-23 06:38:25,559 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:25,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1157004597] [2023-11-23 06:38:25,559 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1157004597] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 06:38:25,559 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [790351846] [2023-11-23 06:38:25,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:25,560 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:25,560 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:38:25,561 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:38:25,563 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2023-11-23 06:38:25,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:25,958 INFO L262 TraceCheckSpWp]: Trace formula consists of 2539 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 06:38:25,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:38:26,024 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 109 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-11-23 06:38:26,024 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:38:26,025 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [790351846] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:26,025 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 06:38:26,025 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 11 [2023-11-23 06:38:26,025 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1770462759] [2023-11-23 06:38:26,025 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:26,025 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 06:38:26,026 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:26,026 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 06:38:26,026 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-23 06:38:26,026 INFO L87 Difference]: Start difference. First operand 175 states and 235 transitions. Second operand has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 06:38:26,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:26,302 INFO L93 Difference]: Finished difference Result 274 states and 365 transitions. [2023-11-23 06:38:26,302 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 06:38:26,302 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) Word has length 119 [2023-11-23 06:38:26,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:26,304 INFO L225 Difference]: With dead ends: 274 [2023-11-23 06:38:26,304 INFO L226 Difference]: Without dead ends: 158 [2023-11-23 06:38:26,304 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-23 06:38:26,305 INFO L413 NwaCegarLoop]: 181 mSDtfsCounter, 2 mSDsluCounter, 503 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 684 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:26,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 684 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2023-11-23 06:38:26,305 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2023-11-23 06:38:26,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 158. [2023-11-23 06:38:26,315 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 158 states, 88 states have (on average 1.1704545454545454) internal successors, (103), 89 states have internal predecessors, (103), 54 states have call successors, (54), 16 states have call predecessors, (54), 15 states have return successors, (52), 52 states have call predecessors, (52), 52 states have call successors, (52) [2023-11-23 06:38:26,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 209 transitions. [2023-11-23 06:38:26,316 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 209 transitions. Word has length 119 [2023-11-23 06:38:26,316 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:26,316 INFO L495 AbstractCegarLoop]: Abstraction has 158 states and 209 transitions. [2023-11-23 06:38:26,317 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 11.75) internal successors, (47), 5 states have internal predecessors, (47), 3 states have call successors, (22), 2 states have call predecessors, (22), 3 states have return successors, (20), 2 states have call predecessors, (20), 3 states have call successors, (20) [2023-11-23 06:38:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2023-11-23 06:38:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 130 [2023-11-23 06:38:26,318 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:26,318 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 5, 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:38:26,334 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2023-11-23 06:38:26,533 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:26,534 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:26,534 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:26,534 INFO L85 PathProgramCache]: Analyzing trace with hash 1267006655, now seen corresponding path program 1 times [2023-11-23 06:38:26,535 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:26,535 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1142116797] [2023-11-23 06:38:26,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:26,535 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:26,851 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:26,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:26,857 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 4 [2023-11-23 06:38:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:26,950 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 10 [2023-11-23 06:38:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:26,959 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2023-11-23 06:38:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:26,963 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2023-11-23 06:38:26,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,063 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 26 [2023-11-23 06:38:27,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,082 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 31 [2023-11-23 06:38:27,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 37 [2023-11-23 06:38:27,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,128 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2023-11-23 06:38:27,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,135 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:27,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,139 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 5 [2023-11-23 06:38:27,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,144 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2023-11-23 06:38:27,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,148 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 64 [2023-11-23 06:38:27,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,154 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 69 [2023-11-23 06:38:27,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,160 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 76 [2023-11-23 06:38:27,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,165 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 82 [2023-11-23 06:38:27,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,171 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 87 [2023-11-23 06:38:27,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,176 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 94 [2023-11-23 06:38:27,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,180 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2023-11-23 06:38:27,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,186 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 109 [2023-11-23 06:38:27,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 114 [2023-11-23 06:38:27,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,197 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 120 [2023-11-23 06:38:27,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,204 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 6 proven. 32 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2023-11-23 06:38:27,204 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:27,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1142116797] [2023-11-23 06:38:27,204 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1142116797] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 06:38:27,204 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1947921579] [2023-11-23 06:38:27,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:27,205 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:27,205 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:38:27,206 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:38:27,220 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2023-11-23 06:38:27,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:27,619 INFO L262 TraceCheckSpWp]: Trace formula consists of 2579 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 06:38:27,623 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:38:27,652 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 161 proven. 0 refuted. 0 times theorem prover too weak. 99 trivial. 0 not checked. [2023-11-23 06:38:27,652 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:38:27,653 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1947921579] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:27,653 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2023-11-23 06:38:27,653 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 11 [2023-11-23 06:38:27,653 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1009156969] [2023-11-23 06:38:27,653 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:27,653 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 06:38:27,654 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:27,654 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 06:38:27,654 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=87, Unknown=0, NotChecked=0, Total=110 [2023-11-23 06:38:27,654 INFO L87 Difference]: Start difference. First operand 158 states and 209 transitions. Second operand has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 06:38:27,893 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:27,893 INFO L93 Difference]: Finished difference Result 268 states and 362 transitions. [2023-11-23 06:38:27,893 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 06:38:27,894 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) Word has length 129 [2023-11-23 06:38:27,894 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:27,895 INFO L225 Difference]: With dead ends: 268 [2023-11-23 06:38:27,895 INFO L226 Difference]: Without dead ends: 160 [2023-11-23 06:38:27,896 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 168 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=28, Invalid=104, Unknown=0, NotChecked=0, Total=132 [2023-11-23 06:38:27,896 INFO L413 NwaCegarLoop]: 179 mSDtfsCounter, 2 mSDsluCounter, 679 mSDsCounter, 0 mSdLazyCounter, 181 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 858 SdHoareTripleChecker+Invalid, 181 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 181 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:27,896 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 858 Invalid, 181 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 181 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2023-11-23 06:38:27,897 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2023-11-23 06:38:27,905 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 160. [2023-11-23 06:38:27,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 160 states, 89 states have (on average 1.1685393258426966) internal successors, (104), 91 states have internal predecessors, (104), 54 states have call successors, (54), 16 states have call predecessors, (54), 16 states have return successors, (59), 52 states have call predecessors, (59), 52 states have call successors, (59) [2023-11-23 06:38:27,907 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 160 states to 160 states and 217 transitions. [2023-11-23 06:38:27,907 INFO L78 Accepts]: Start accepts. Automaton has 160 states and 217 transitions. Word has length 129 [2023-11-23 06:38:27,907 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:27,907 INFO L495 AbstractCegarLoop]: Abstraction has 160 states and 217 transitions. [2023-11-23 06:38:27,908 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (24), 2 states have call predecessors, (24), 4 states have return successors, (22), 3 states have call predecessors, (22), 3 states have call successors, (22) [2023-11-23 06:38:27,908 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 217 transitions. [2023-11-23 06:38:27,909 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2023-11-23 06:38:27,909 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:38:27,909 INFO L195 NwaCegarLoop]: trace histogram [11, 11, 11, 5, 5, 4, 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, 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, 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] [2023-11-23 06:38:27,928 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2023-11-23 06:38:28,124 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:28,124 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:38:28,125 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:38:28,125 INFO L85 PathProgramCache]: Analyzing trace with hash -1328304712, now seen corresponding path program 1 times [2023-11-23 06:38:28,125 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:38:28,125 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [920507036] [2023-11-23 06:38:28,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:28,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:38:28,218 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:38:28,218 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1301051770] [2023-11-23 06:38:28,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:38:28,219 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:28,219 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:38:28,227 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:38:28,248 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2023-11-23 06:38:28,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:38:28,680 INFO L262 TraceCheckSpWp]: Trace formula consists of 2772 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-23 06:38:28,685 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:38:28,733 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 147 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-23 06:38:28,734 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:38:28,734 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:38:28,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [920507036] [2023-11-23 06:38:28,734 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:38:28,734 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1301051770] [2023-11-23 06:38:28,734 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1301051770] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:38:28,735 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:38:28,735 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 06:38:28,735 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1935460315] [2023-11-23 06:38:28,735 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:38:28,735 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 06:38:28,736 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:38:28,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 06:38:28,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 06:38:28,736 INFO L87 Difference]: Start difference. First operand 160 states and 217 transitions. Second operand has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2023-11-23 06:38:28,900 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:38:28,900 INFO L93 Difference]: Finished difference Result 213 states and 278 transitions. [2023-11-23 06:38:28,901 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2023-11-23 06:38:28,901 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) Word has length 142 [2023-11-23 06:38:28,901 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:38:28,901 INFO L225 Difference]: With dead ends: 213 [2023-11-23 06:38:28,901 INFO L226 Difference]: Without dead ends: 0 [2023-11-23 06:38:28,902 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2023-11-23 06:38:28,902 INFO L413 NwaCegarLoop]: 75 mSDtfsCounter, 20 mSDsluCounter, 192 mSDsCounter, 0 mSdLazyCounter, 67 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 267 SdHoareTripleChecker+Invalid, 69 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 67 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:38:28,903 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 267 Invalid, 69 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 67 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 06:38:28,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2023-11-23 06:38:28,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2023-11-23 06:38:28,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2023-11-23 06:38:28,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2023-11-23 06:38:28,903 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 142 [2023-11-23 06:38:28,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:38:28,903 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2023-11-23 06:38:28,904 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 11.8) internal successors, (59), 5 states have internal predecessors, (59), 4 states have call successors, (26), 2 states have call predecessors, (26), 3 states have return successors, (24), 4 states have call predecessors, (24), 4 states have call successors, (24) [2023-11-23 06:38:28,904 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2023-11-23 06:38:28,904 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-23 06:38:28,906 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 06:38:28,944 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2023-11-23 06:38:29,116 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:38:29,119 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2023-11-23 06:38:29,567 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2023-11-23 06:38:29,568 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,568 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2778 2783) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,569 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2023-11-23 06:38:29,569 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7162 7166) no Hoare annotation was computed. [2023-11-23 06:38:29,569 INFO L899 garLoopResultBuilder]: For program point L7163(lines 7163 7165) no Hoare annotation was computed. [2023-11-23 06:38:29,569 INFO L899 garLoopResultBuilder]: For program point L7164-1(line 7164) no Hoare annotation was computed. [2023-11-23 06:38:29,569 INFO L902 garLoopResultBuilder]: At program point L7164(line 7164) the Hoare annotation is: true [2023-11-23 06:38:29,569 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7162 7166) the Hoare annotation is: true [2023-11-23 06:38:29,569 INFO L899 garLoopResultBuilder]: For program point L7163-2(lines 7162 7166) no Hoare annotation was computed. [2023-11-23 06:38:29,571 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,571 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2023-11-23 06:38:29,571 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2023-11-23 06:38:29,571 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2023-11-23 06:38:29,571 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2023-11-23 06:38:29,574 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2584 2592) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,574 INFO L899 garLoopResultBuilder]: For program point aws_mul_u64_checked_returnLabel#1(lines 2495 2500) no Hoare annotation was computed. [2023-11-23 06:38:29,574 INFO L902 garLoopResultBuilder]: At program point L7346(line 7346) the Hoare annotation is: true [2023-11-23 06:38:29,574 INFO L902 garLoopResultBuilder]: At program point L7349-3(lines 7349 7350) the Hoare annotation is: true [2023-11-23 06:38:29,574 INFO L899 garLoopResultBuilder]: For program point L7347(line 7347) no Hoare annotation was computed. [2023-11-23 06:38:29,575 INFO L902 garLoopResultBuilder]: At program point L7342(line 7342) the Hoare annotation is: true [2023-11-23 06:38:29,575 INFO L899 garLoopResultBuilder]: For program point memcpy_implEXIT(lines 7341 7353) no Hoare annotation was computed. [2023-11-23 06:38:29,575 INFO L899 garLoopResultBuilder]: For program point L7349-4(lines 7349 7350) no Hoare annotation was computed. [2023-11-23 06:38:29,575 INFO L902 garLoopResultBuilder]: At program point L7342-1(line 7342) the Hoare annotation is: true [2023-11-23 06:38:29,575 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7341 7353) the Hoare annotation is: true [2023-11-23 06:38:29,576 INFO L895 garLoopResultBuilder]: At program point L2798(line 2798) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,576 INFO L895 garLoopResultBuilder]: At program point L2796(line 2796) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,576 INFO L899 garLoopResultBuilder]: For program point L2798-1(line 2798) no Hoare annotation was computed. [2023-11-23 06:38:29,576 INFO L899 garLoopResultBuilder]: For program point L2796-1(lines 2796 2798) no Hoare annotation was computed. [2023-11-23 06:38:29,576 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 2795 2799) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point L2796-3(lines 2796 2798) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 2795 2799) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 1988 1999) the Hoare annotation is: (= ~tl_last_error~0 |old(~tl_last_error~0)|) [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2023-11-23 06:38:29,577 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2023-11-23 06:38:29,578 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 222 224) the Hoare annotation is: true [2023-11-23 06:38:29,578 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2023-11-23 06:38:29,578 INFO L899 garLoopResultBuilder]: For program point L7003-1(line 7003) no Hoare annotation was computed. [2023-11-23 06:38:29,578 INFO L895 garLoopResultBuilder]: At program point L7003(line 7003) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,578 INFO L899 garLoopResultBuilder]: For program point L7005-1(line 7005) no Hoare annotation was computed. [2023-11-23 06:38:29,579 INFO L895 garLoopResultBuilder]: At program point L7005(line 7005) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,579 INFO L899 garLoopResultBuilder]: For program point L6999(line 6999) no Hoare annotation was computed. [2023-11-23 06:38:29,579 INFO L899 garLoopResultBuilder]: For program point L6999-4(lines 6998 7010) no Hoare annotation was computed. [2023-11-23 06:38:29,579 INFO L899 garLoopResultBuilder]: For program point L6999-2(lines 6999 7009) no Hoare annotation was computed. [2023-11-23 06:38:29,579 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6998 7010) no Hoare annotation was computed. [2023-11-23 06:38:29,579 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 6998 7010) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,580 INFO L902 garLoopResultBuilder]: At program point L7006(line 7006) the Hoare annotation is: true [2023-11-23 06:38:29,581 INFO L899 garLoopResultBuilder]: For program point L7008-1(line 7008) no Hoare annotation was computed. [2023-11-23 06:38:29,581 INFO L902 garLoopResultBuilder]: At program point L7008(line 7008) the Hoare annotation is: true [2023-11-23 06:38:29,581 INFO L899 garLoopResultBuilder]: For program point L7006-3(lines 7006 7008) no Hoare annotation was computed. [2023-11-23 06:38:29,581 INFO L899 garLoopResultBuilder]: For program point L7006-1(lines 7006 7008) no Hoare annotation was computed. [2023-11-23 06:38:29,581 INFO L899 garLoopResultBuilder]: For program point L7000-1(lines 7000 7002) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L895 garLoopResultBuilder]: At program point L7000(lines 7000 7002) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6984 6996) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 6984 6996) the Hoare annotation is: true [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2023-11-23 06:38:29,582 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2023-11-23 06:38:29,583 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2023-11-23 06:38:29,583 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2023-11-23 06:38:29,583 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 3259 3286) the Hoare annotation is: (and (= |#memory_$Pointer$#3.offset| |old(#memory_$Pointer$#3.offset)|) (= |old(#length)| |#length|) (= |#memory_real#2| |old(#memory_real#2)|) (= |#memory_real#4| |old(#memory_real#4)|) (= |old(#memory_$Pointer$#2.base)| |#memory_$Pointer$#2.base|) (= |old(#memory_$Pointer$#6.offset)| |#memory_$Pointer$#6.offset|) (= |#memory_real#6| |old(#memory_real#6)|) (= |#memory_int#4| |old(#memory_int#4)|) (= |old(#memory_$Pointer$#5.offset)| |#memory_$Pointer$#5.offset|) (= |#memory_$Pointer$#0.base| |old(#memory_$Pointer$#0.base)|) (= |#memory_int#0| |old(#memory_int#0)|) (= |old(#memory_$Pointer$#4.base)| |#memory_$Pointer$#4.base|) (= |#memory_int#2| |old(#memory_int#2)|) (= |old(#memory_$Pointer$#6.base)| |#memory_$Pointer$#6.base|) (= |#memory_int#5| |old(#memory_int#5)|) (= |old(#memory_$Pointer$#3.base)| |#memory_$Pointer$#3.base|) (= |#memory_$Pointer$#2.offset| |old(#memory_$Pointer$#2.offset)|) (= |old(#memory_$Pointer$#1.base)| |#memory_$Pointer$#1.base|) (= |old(#memory_$Pointer$#0.offset)| |#memory_$Pointer$#0.offset|) (= |#memory_$Pointer$#5.base| |old(#memory_$Pointer$#5.base)|) (= |#memory_int#1| |old(#memory_int#1)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |#memory_real#1| |old(#memory_real#1)|) (= |#memory_real#0| |old(#memory_real#0)|) (= |old(#memory_$Pointer$#1.offset)| |#memory_$Pointer$#1.offset|) (= |#memory_real#5| |old(#memory_real#5)|) (= |#memory_int#6| |old(#memory_int#6)|) (= |#memory_real#3| |old(#memory_real#3)|) (= |old(#valid)| |#valid|) (= |#memory_int#3| |old(#memory_int#3)|) (= |#memory_$Pointer$#4.offset| |old(#memory_$Pointer$#4.offset)|)) [2023-11-23 06:38:29,583 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2023-11-23 06:38:29,583 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0)) [2023-11-23 06:38:29,583 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2023-11-23 06:38:29,583 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2023-11-23 06:38:29,584 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2023-11-23 06:38:29,584 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(line 261) the Hoare annotation is: true [2023-11-23 06:38:29,584 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2023-11-23 06:38:29,584 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 3487 3498) the Hoare annotation is: true [2023-11-23 06:38:29,585 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2023-11-23 06:38:29,585 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2023-11-23 06:38:29,585 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2023-11-23 06:38:29,585 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2023-11-23 06:38:29,585 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2023-11-23 06:38:29,585 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2023-11-23 06:38:29,586 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2023-11-23 06:38:29,586 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 210 212) the Hoare annotation is: true [2023-11-23 06:38:29,586 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L899 garLoopResultBuilder]: For program point L7356-1(line 7356) no Hoare annotation was computed. [2023-11-23 06:38:29,586 INFO L902 garLoopResultBuilder]: At program point L7356(line 7356) the Hoare annotation is: true [2023-11-23 06:38:29,587 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 7355 7357) the Hoare annotation is: true [2023-11-23 06:38:29,587 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7355 7357) no Hoare annotation was computed. [2023-11-23 06:38:29,587 INFO L902 garLoopResultBuilder]: At program point $Ultimate##0(lines 2785 2787) the Hoare annotation is: true [2023-11-23 06:38:29,587 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2023-11-23 06:38:29,587 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2023-11-23 06:38:29,588 INFO L895 garLoopResultBuilder]: At program point $Ultimate##0(lines 253 256) the Hoare annotation is: (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|)) [2023-11-23 06:38:29,588 INFO L899 garLoopResultBuilder]: For program point L3330-2(line 3330) no Hoare annotation was computed. [2023-11-23 06:38:29,588 INFO L895 garLoopResultBuilder]: At program point L3330-1(line 3330) the Hoare annotation is: (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_~val#1.base| 0) (= |ULTIMATE.start_aws_array_list_front_~val#1.offset| 0) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0)) [2023-11-23 06:38:29,588 INFO L899 garLoopResultBuilder]: For program point L7963-1(line 7963) no Hoare annotation was computed. [2023-11-23 06:38:29,588 INFO L895 garLoopResultBuilder]: At program point L7963(line 7963) the Hoare annotation is: false [2023-11-23 06:38:29,588 INFO L899 garLoopResultBuilder]: For program point L7187-1(line 7187) no Hoare annotation was computed. [2023-11-23 06:38:29,588 INFO L895 garLoopResultBuilder]: At program point L7187(line 7187) the Hoare annotation is: false [2023-11-23 06:38:29,589 INFO L899 garLoopResultBuilder]: For program point L7171-1(line 7171) no Hoare annotation was computed. [2023-11-23 06:38:29,589 INFO L895 garLoopResultBuilder]: At program point L7171(line 7171) the Hoare annotation is: (or (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0))) [2023-11-23 06:38:29,589 INFO L899 garLoopResultBuilder]: For program point L3331(line 3331) no Hoare annotation was computed. [2023-11-23 06:38:29,589 INFO L899 garLoopResultBuilder]: For program point L3331-3(line 3331) no Hoare annotation was computed. [2023-11-23 06:38:29,589 INFO L895 garLoopResultBuilder]: At program point L3331-2(line 3331) the Hoare annotation is: (not |ULTIMATE.start_aws_array_list_front_#t~short172#1|) [2023-11-23 06:38:29,589 INFO L899 garLoopResultBuilder]: For program point L7964-1(line 7964) no Hoare annotation was computed. [2023-11-23 06:38:29,589 INFO L895 garLoopResultBuilder]: At program point L7964(line 7964) the Hoare annotation is: false [2023-11-23 06:38:29,589 INFO L899 garLoopResultBuilder]: For program point L7188-1(line 7188) no Hoare annotation was computed. [2023-11-23 06:38:29,590 INFO L895 garLoopResultBuilder]: At program point L7188(line 7188) the Hoare annotation is: false [2023-11-23 06:38:29,590 INFO L899 garLoopResultBuilder]: For program point L7948-1(line 7948) no Hoare annotation was computed. [2023-11-23 06:38:29,590 INFO L895 garLoopResultBuilder]: At program point L7948(line 7948) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,590 INFO L899 garLoopResultBuilder]: For program point L7965-1(line 7965) no Hoare annotation was computed. [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L7965(line 7965) the Hoare annotation is: false [2023-11-23 06:38:29,591 INFO L899 garLoopResultBuilder]: For program point L7957-2(line 7957) no Hoare annotation was computed. [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L7957-1(line 7957) the Hoare annotation is: (or (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0)) (= |ULTIMATE.start_aws_array_list_front_harness_#t~ret812#1| 0)) [2023-11-23 06:38:29,591 INFO L899 garLoopResultBuilder]: For program point L7189-1(line 7189) no Hoare annotation was computed. [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L7957(line 7957) the Hoare annotation is: (or (< 1 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0))) [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L7189(line 7189) the Hoare annotation is: false [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L3341-1(line 3341) the Hoare annotation is: false [2023-11-23 06:38:29,591 INFO L895 garLoopResultBuilder]: At program point L3341(line 3341) the Hoare annotation is: false [2023-11-23 06:38:29,591 INFO L899 garLoopResultBuilder]: For program point L7949-1(line 7949) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L895 garLoopResultBuilder]: At program point L7949(line 7949) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point L3341-2(line 3341) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point L7181(lines 7181 7185) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point $Ultimate##0(line -1) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point aws_array_list_front_returnLabel#1(lines 3328 3343) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point L7958(line 7958) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point L7190(lines 7190 7192) no Hoare annotation was computed. [2023-11-23 06:38:29,592 INFO L899 garLoopResultBuilder]: For program point L7958-3(line 7958) no Hoare annotation was computed. [2023-11-23 06:38:29,593 INFO L895 garLoopResultBuilder]: At program point L7958-2(line 7958) the Hoare annotation is: (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0)) [2023-11-23 06:38:29,593 INFO L895 garLoopResultBuilder]: At program point L3342(line 3342) the Hoare annotation is: false [2023-11-23 06:38:29,593 INFO L899 garLoopResultBuilder]: For program point L3342-1(line 3342) no Hoare annotation was computed. [2023-11-23 06:38:29,594 INFO L895 garLoopResultBuilder]: At program point L3334(line 3334) the Hoare annotation is: false [2023-11-23 06:38:29,594 INFO L899 garLoopResultBuilder]: For program point L3334-1(lines 3334 3339) no Hoare annotation was computed. [2023-11-23 06:38:29,594 INFO L899 garLoopResultBuilder]: For program point L7191-1(line 7191) no Hoare annotation was computed. [2023-11-23 06:38:29,594 INFO L895 garLoopResultBuilder]: At program point L7191(line 7191) the Hoare annotation is: false [2023-11-23 06:38:29,594 INFO L899 garLoopResultBuilder]: For program point L3335-1(line 3335) no Hoare annotation was computed. [2023-11-23 06:38:29,594 INFO L895 garLoopResultBuilder]: At program point L3335(line 3335) the Hoare annotation is: false [2023-11-23 06:38:29,594 INFO L899 garLoopResultBuilder]: For program point L7184-1(line 7184) no Hoare annotation was computed. [2023-11-23 06:38:29,594 INFO L895 garLoopResultBuilder]: At program point L7184(line 7184) the Hoare annotation is: false [2023-11-23 06:38:29,595 INFO L899 garLoopResultBuilder]: For program point L7944-2(line 7944) no Hoare annotation was computed. [2023-11-23 06:38:29,595 INFO L895 garLoopResultBuilder]: At program point L3336(line 3336) the Hoare annotation is: false [2023-11-23 06:38:29,595 INFO L895 garLoopResultBuilder]: At program point L7944-1(line 7944) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,595 INFO L895 garLoopResultBuilder]: At program point L7944(line 7944) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,595 INFO L899 garLoopResultBuilder]: For program point L7176(lines 7176 7193) no Hoare annotation was computed. [2023-11-23 06:38:29,595 INFO L899 garLoopResultBuilder]: For program point L3336-1(line 3336) no Hoare annotation was computed. [2023-11-23 06:38:29,595 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2023-11-23 06:38:29,596 INFO L899 garLoopResultBuilder]: For program point L7168(lines 7168 7174) no Hoare annotation was computed. [2023-11-23 06:38:29,596 INFO L899 garLoopResultBuilder]: For program point L7969-1(line 7969) no Hoare annotation was computed. [2023-11-23 06:38:29,596 INFO L895 garLoopResultBuilder]: At program point L7969(line 7969) the Hoare annotation is: false [2023-11-23 06:38:29,596 INFO L895 garLoopResultBuilder]: At program point L7961-2(lines 7961 7966) the Hoare annotation is: false [2023-11-23 06:38:29,596 INFO L899 garLoopResultBuilder]: For program point L7961(lines 7961 7966) no Hoare annotation was computed. [2023-11-23 06:38:29,596 INFO L895 garLoopResultBuilder]: At program point L3337-1(line 3337) the Hoare annotation is: false [2023-11-23 06:38:29,596 INFO L895 garLoopResultBuilder]: At program point L3337(line 3337) the Hoare annotation is: false [2023-11-23 06:38:29,596 INFO L895 garLoopResultBuilder]: At program point L7945-1(line 7945) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,597 INFO L895 garLoopResultBuilder]: At program point L7945(line 7945) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,597 INFO L899 garLoopResultBuilder]: For program point L3337-2(line 3337) no Hoare annotation was computed. [2023-11-23 06:38:29,597 INFO L899 garLoopResultBuilder]: For program point L7169(lines 7169 7173) no Hoare annotation was computed. [2023-11-23 06:38:29,597 INFO L895 garLoopResultBuilder]: At program point L7186(line 7186) the Hoare annotation is: false [2023-11-23 06:38:29,597 INFO L899 garLoopResultBuilder]: For program point L7186-1(line 7186) no Hoare annotation was computed. [2023-11-23 06:38:29,597 INFO L895 garLoopResultBuilder]: At program point L7946(line 7946) the Hoare annotation is: (<= 2 |ULTIMATE.start_aws_array_list_front_harness_~#list~0#1.base|) [2023-11-23 06:38:29,597 INFO L899 garLoopResultBuilder]: For program point L7946-1(line 7946) no Hoare annotation was computed. [2023-11-23 06:38:29,597 INFO L895 garLoopResultBuilder]: At program point L3330(line 3330) the Hoare annotation is: (and (= 0 |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.offset|) (= |ULTIMATE.start_aws_array_list_front_~val#1.base| 0) (= |ULTIMATE.start_aws_array_list_front_~val#1.offset| 0) (= |ULTIMATE.start_aws_array_list_front_harness_~val~0#1.base| 0)) [2023-11-23 06:38:29,599 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1] [2023-11-23 06:38:29,601 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 06:38:29,610 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:38:29 BoogieIcfgContainer [2023-11-23 06:38:29,610 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 06:38:29,611 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 06:38:29,611 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 06:38:29,611 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 06:38:29,611 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:38:17" (3/4) ... [2023-11-23 06:38:29,613 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-23 06:38:29,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2023-11-23 06:38:29,615 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2023-11-23 06:38:29,616 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2023-11-23 06:38:29,617 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2023-11-23 06:38:29,617 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_impl [2023-11-23 06:38:29,617 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2023-11-23 06:38:29,617 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-23 06:38:29,638 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 152 nodes and edges [2023-11-23 06:38:29,640 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 69 nodes and edges [2023-11-23 06:38:29,640 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2023-11-23 06:38:29,641 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-23 06:38:29,642 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-23 06:38:29,642 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-23 06:38:29,643 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-23 06:38:29,644 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-23 06:38:29,971 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2023-11-23 06:38:29,971 INFO L149 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.yml [2023-11-23 06:38:29,971 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 06:38:29,972 INFO L158 Benchmark]: Toolchain (without parser) took 15147.37ms. Allocated memory was 226.5MB in the beginning and 717.2MB in the end (delta: 490.7MB). Free memory was 194.3MB in the beginning and 354.7MB in the end (delta: -160.4MB). Peak memory consumption was 329.3MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,972 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 06:38:29,973 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1562.50ms. Allocated memory is still 226.5MB. Free memory was 193.4MB in the beginning and 106.0MB in the end (delta: 87.4MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,973 INFO L158 Benchmark]: Boogie Procedure Inliner took 138.63ms. Allocated memory is still 226.5MB. Free memory was 106.0MB in the beginning and 96.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,973 INFO L158 Benchmark]: Boogie Preprocessor took 230.98ms. Allocated memory is still 226.5MB. Free memory was 96.6MB in the beginning and 164.1MB in the end (delta: -67.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,974 INFO L158 Benchmark]: RCFGBuilder took 1016.22ms. Allocated memory was 226.5MB in the beginning and 390.1MB in the end (delta: 163.6MB). Free memory was 164.1MB in the beginning and 294.5MB in the end (delta: -130.4MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,974 INFO L158 Benchmark]: TraceAbstraction took 11831.20ms. Allocated memory was 390.1MB in the beginning and 717.2MB in the end (delta: 327.2MB). Free memory was 293.4MB in the beginning and 479.5MB in the end (delta: -186.0MB). Peak memory consumption was 140.1MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,974 INFO L158 Benchmark]: Witness Printer took 361.08ms. Allocated memory is still 717.2MB. Free memory was 479.5MB in the beginning and 354.7MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. [2023-11-23 06:38:29,975 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 142.6MB. Free memory is still 107.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1562.50ms. Allocated memory is still 226.5MB. Free memory was 193.4MB in the beginning and 106.0MB in the end (delta: 87.4MB). Peak memory consumption was 93.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 138.63ms. Allocated memory is still 226.5MB. Free memory was 106.0MB in the beginning and 96.6MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 230.98ms. Allocated memory is still 226.5MB. Free memory was 96.6MB in the beginning and 164.1MB in the end (delta: -67.5MB). Peak memory consumption was 21.6MB. Max. memory is 16.1GB. * RCFGBuilder took 1016.22ms. Allocated memory was 226.5MB in the beginning and 390.1MB in the end (delta: 163.6MB). Free memory was 164.1MB in the beginning and 294.5MB in the end (delta: -130.4MB). Peak memory consumption was 90.2MB. Max. memory is 16.1GB. * TraceAbstraction took 11831.20ms. Allocated memory was 390.1MB in the beginning and 717.2MB in the end (delta: 327.2MB). Free memory was 293.4MB in the beginning and 479.5MB in the end (delta: -186.0MB). Peak memory consumption was 140.1MB. Max. memory is 16.1GB. * Witness Printer took 361.08ms. Allocated memory is still 717.2MB. Free memory was 479.5MB in the beginning and 354.7MB in the end (delta: 124.8MB). Peak memory consumption was 123.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7735]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7735-7746] * 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 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 17 procedures, 164 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 11.8s, OverallIterations: 6, TraceHistogramMax: 11, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 4.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 444 SdHoareTripleChecker+Valid, 4.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 370 mSDsluCounter, 4030 SdHoareTripleChecker+Invalid, 3.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3106 mSDsCounter, 465 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2295 IncrementalHoareTripleChecker+Invalid, 2760 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 465 mSolverCounterUnsat, 924 mSDtfsCounter, 2295 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 640 GetRequests, 589 SyntacticMatches, 0 SemanticMatches, 51 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=175occurred in iteration=3, InterpolantAutomatonStates: 44, 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, 6 MinimizatonAttempts, 137 StatesRemovedByMinimization, 3 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 71 LocationsWithAnnotation, 437 PreInvPairs, 455 NumberOfFragments, 829 HoareAnnotationTreeSize, 437 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 71 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.1s SatisfiabilityAnalysisTime, 3.8s InterpolantComputationTime, 995 NumberOfCodeBlocks, 995 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 987 ConstructedInterpolants, 0 QuantifiedInterpolants, 4037 SizeOfPredicates, 4 NumberOfNonLiveVariables, 7890 ConjunctsInSsa, 20 ConjunctsInUnsatCore, 8 InterpolantComputations, 6 PerfectInterpolantSequences, 1819/1880 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 - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 7349]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2023-11-23 06:38:30,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Writing output log to file Ultimate.log Result: TRUE