./Ultimate.py --spec ../../../trunk/examples/svcomp/properties/unreach-call.prp --file ../../../trunk/examples/svcomp/aws-c-common/aws_array_list_init_static_harness.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_init_static_harness.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 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 06:39:14,096 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 06:39:14,157 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2023-11-23 06:39:14,163 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 06:39:14,163 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 06:39:14,186 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 06:39:14,187 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 06:39:14,188 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 06:39:14,188 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 06:39:14,188 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 06:39:14,189 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 06:39:14,189 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 06:39:14,190 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 06:39:14,193 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 06:39:14,193 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 06:39:14,193 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 06:39:14,193 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 06:39:14,194 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 06:39:14,194 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 06:39:14,194 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 06:39:14,194 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 06:39:14,195 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 06:39:14,195 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 06:39:14,195 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 06:39:14,195 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 06:39:14,196 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 06:39:14,196 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 06:39:14,196 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 06:39:14,196 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:39:14,196 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 06:39:14,197 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 06:39:14,197 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 06:39:14,197 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 06:39:14,198 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 06:39:14,198 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 06:39:14,412 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 06:39:14,432 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 06:39:14,435 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 06:39:14,436 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 06:39:14,437 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 06:39:14,438 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_init_static_harness.i [2023-11-23 06:39:15,450 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 06:39:15,764 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 06:39:15,766 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_init_static_harness.i [2023-11-23 06:39:15,800 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff9a9c0b3/5ad032c5eebc4b188dbc4f225be58db8/FLAGc76eeed65 [2023-11-23 06:39:15,815 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ff9a9c0b3/5ad032c5eebc4b188dbc4f225be58db8 [2023-11-23 06:39:15,818 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 06:39:15,819 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 06:39:15,821 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 06:39:15,821 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 06:39:15,825 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 06:39:15,827 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:15" (1/1) ... [2023-11-23 06:39:15,828 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@683df162 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:15, skipping insertion in model container [2023-11-23 06:39:15,828 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:39:15" (1/1) ... [2023-11-23 06:39:15,906 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 06:39:16,093 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_init_static_harness.i[4500,4513] [2023-11-23 06:39:16,099 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_init_static_harness.i[4560,4573] [2023-11-23 06:39:16,560 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,561 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,563 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,564 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,585 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,588 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,589 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,592 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,593 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,595 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,597 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,768 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:39:16,769 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:39:16,770 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:39:16,771 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:39:16,772 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:39:16,772 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:39:16,773 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:39:16,773 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:39:16,773 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:39:16,774 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:39:16,845 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,849 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,862 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:39:16,874 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 06:39:16,884 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_init_static_harness.i[4500,4513] [2023-11-23 06:39:16,884 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_init_static_harness.i[4560,4573] [2023-11-23 06:39:16,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,916 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,917 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,917 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,924 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,924 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,925 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,925 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,928 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,928 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,929 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,929 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,957 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:39:16,959 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:39:16,959 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:39:16,960 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:39:16,961 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:39:16,961 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:39:16,961 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:39:16,962 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:39:16,965 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:39:16,965 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:39:16,983 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,986 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:39:16,990 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:39:17,131 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,132 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,132 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,133 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,133 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,133 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,133 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,134 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,134 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,134 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,134 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,134 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,135 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,136 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:39:17,141 INFO L206 MainTranslator]: Completed translation [2023-11-23 06:39:17,142 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17 WrapperNode [2023-11-23 06:39:17,142 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 06:39:17,143 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 06:39:17,143 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 06:39:17,143 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 06:39:17,150 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,209 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,256 INFO L138 Inliner]: procedures = 680, calls = 1246, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 161 [2023-11-23 06:39:17,257 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 06:39:17,257 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 06:39:17,257 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 06:39:17,257 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 06:39:17,266 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,266 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,272 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,302 INFO L188 MemorySlicer]: Split 45 memory accesses to 5 slices as follows [2, 28, 5, 4, 6]. 62 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 6, 5, 0, 0]. The 7 writes are split as follows [0, 5, 0, 0, 2]. [2023-11-23 06:39:17,302 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,302 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,311 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,314 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,317 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,321 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,325 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 06:39:17,326 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 06:39:17,326 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 06:39:17,326 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 06:39:17,326 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (1/1) ... [2023-11-23 06:39:17,330 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:39:17,340 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:17,353 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 06:39:17,376 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 06:39:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 06:39:17,393 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 06:39:17,393 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 06:39:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 06:39:17,394 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 06:39:17,394 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 06:39:17,395 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 06:39:17,395 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 06:39:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 06:39:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 06:39:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 06:39:17,396 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 06:39:17,396 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 06:39:17,397 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 06:39:17,398 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 06:39:17,398 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2023-11-23 06:39:17,398 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2023-11-23 06:39:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2023-11-23 06:39:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2023-11-23 06:39:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2023-11-23 06:39:17,399 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2023-11-23 06:39:17,681 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 06:39:17,682 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 06:39:17,921 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 06:39:17,951 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 06:39:17,952 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 06:39:17,952 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:17 BoogieIcfgContainer [2023-11-23 06:39:17,952 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 06:39:17,954 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 06:39:17,954 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 06:39:17,956 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 06:39:17,956 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:39:15" (1/3) ... [2023-11-23 06:39:17,957 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624d6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:17, skipping insertion in model container [2023-11-23 06:39:17,957 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:39:17" (2/3) ... [2023-11-23 06:39:17,958 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@624d6e5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:39:17, skipping insertion in model container [2023-11-23 06:39:17,959 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:17" (3/3) ... [2023-11-23 06:39:17,959 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_init_static_harness.i [2023-11-23 06:39:17,972 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 06:39:17,972 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 06:39:18,014 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 06:39:18,024 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;@b6bbbb8, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 06:39:18,025 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 06:39:18,028 INFO L276 IsEmpty]: Start isEmpty. Operand has 93 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 53 states have internal predecessors, (63), 30 states have call successors, (30), 9 states have call predecessors, (30), 9 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 06:39:18,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 06:39:18,037 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:18,038 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:39:18,039 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:18,044 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:18,045 INFO L85 PathProgramCache]: Analyzing trace with hash 1775736194, now seen corresponding path program 1 times [2023-11-23 06:39:18,053 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:18,054 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [416532391] [2023-11-23 06:39:18,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:18,057 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:18,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:18,327 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:18,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [416532391] [2023-11-23 06:39:18,328 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unsupported non-linear arithmetic [2023-11-23 06:39:18,328 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1031976941] [2023-11-23 06:39:18,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:18,329 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:18,329 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:18,330 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 06:39:18,332 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 06:39:18,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:18,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 06:39:18,562 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:18,583 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 135 trivial. 0 not checked. [2023-11-23 06:39:18,584 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:39:18,584 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1031976941] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:39:18,584 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:39:18,585 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 06:39:18,586 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1836736052] [2023-11-23 06:39:18,587 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:39:18,589 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 06:39:18,590 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:18,607 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 06:39:18,607 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 06:39:18,609 INFO L87 Difference]: Start difference. First operand has 93 states, 52 states have (on average 1.2115384615384615) internal successors, (63), 53 states have internal predecessors, (63), 30 states have call successors, (30), 9 states have call predecessors, (30), 9 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-23 06:39:18,648 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:39:18,649 INFO L93 Difference]: Finished difference Result 184 states and 265 transitions. [2023-11-23 06:39:18,650 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 06:39:18,651 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) Word has length 83 [2023-11-23 06:39:18,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:39:18,659 INFO L225 Difference]: With dead ends: 184 [2023-11-23 06:39:18,659 INFO L226 Difference]: Without dead ends: 88 [2023-11-23 06:39:18,663 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 06:39:18,666 INFO L413 NwaCegarLoop]: 112 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 112 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2023-11-23 06:39:18,666 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 112 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2023-11-23 06:39:18,677 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-23 06:39:18,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-23 06:39:18,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 49 states have (on average 1.163265306122449) internal successors, (57), 50 states have internal predecessors, (57), 30 states have call successors, (30), 9 states have call predecessors, (30), 8 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 06:39:18,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 115 transitions. [2023-11-23 06:39:18,696 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 115 transitions. Word has length 83 [2023-11-23 06:39:18,697 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:39:18,697 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 115 transitions. [2023-11-23 06:39:18,697 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 2 states have call successors, (15), 2 states have call predecessors, (15), 1 states have return successors, (14), 1 states have call predecessors, (14), 2 states have call successors, (14) [2023-11-23 06:39:18,697 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 115 transitions. [2023-11-23 06:39:18,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-23 06:39:18,699 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:18,700 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:39:18,720 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 06:39:18,915 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2023-11-23 06:39:18,915 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:18,915 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:18,916 INFO L85 PathProgramCache]: Analyzing trace with hash 1677395272, now seen corresponding path program 1 times [2023-11-23 06:39:18,916 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:18,916 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1250627059] [2023-11-23 06:39:18,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:18,916 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:18,980 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:39:18,983 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [763481723] [2023-11-23 06:39:18,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:18,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:18,984 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:18,985 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 06:39:18,999 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 06:39:19,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:19,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 655 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-23 06:39:19,246 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:19,372 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 06:39:19,372 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:39:19,372 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:19,372 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1250627059] [2023-11-23 06:39:19,373 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:39:19,373 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [763481723] [2023-11-23 06:39:19,373 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [763481723] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:39:19,373 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:39:19,373 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 06:39:19,373 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751856642] [2023-11-23 06:39:19,373 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:39:19,374 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 06:39:19,374 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:19,374 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 06:39:19,374 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 06:39:19,375 INFO L87 Difference]: Start difference. First operand 88 states and 115 transitions. Second operand has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-23 06:39:19,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:39:19,522 INFO L93 Difference]: Finished difference Result 151 states and 192 transitions. [2023-11-23 06:39:19,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 06:39:19,522 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 83 [2023-11-23 06:39:19,523 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:39:19,523 INFO L225 Difference]: With dead ends: 151 [2023-11-23 06:39:19,524 INFO L226 Difference]: Without dead ends: 88 [2023-11-23 06:39:19,524 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-23 06:39:19,525 INFO L413 NwaCegarLoop]: 90 mSDtfsCounter, 32 mSDsluCounter, 304 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:39:19,525 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 394 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 06:39:19,526 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 88 states. [2023-11-23 06:39:19,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 88 to 88. [2023-11-23 06:39:19,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 88 states, 49 states have (on average 1.1428571428571428) internal successors, (56), 50 states have internal predecessors, (56), 30 states have call successors, (30), 9 states have call predecessors, (30), 8 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 06:39:19,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 88 states and 114 transitions. [2023-11-23 06:39:19,533 INFO L78 Accepts]: Start accepts. Automaton has 88 states and 114 transitions. Word has length 83 [2023-11-23 06:39:19,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:39:19,534 INFO L495 AbstractCegarLoop]: Abstraction has 88 states and 114 transitions. [2023-11-23 06:39:19,534 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 4.0) internal successors, (24), 6 states have internal predecessors, (24), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-23 06:39:19,535 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 114 transitions. [2023-11-23 06:39:19,536 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2023-11-23 06:39:19,536 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:19,536 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:39:19,556 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 06:39:19,749 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2023-11-23 06:39:19,749 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:19,750 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:19,750 INFO L85 PathProgramCache]: Analyzing trace with hash -1249485606, now seen corresponding path program 1 times [2023-11-23 06:39:19,750 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:19,750 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826731583] [2023-11-23 06:39:19,750 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:19,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:19,785 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:39:19,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [805882402] [2023-11-23 06:39:19,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:19,786 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:19,786 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:19,787 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 06:39:19,790 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 06:39:19,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:19,990 INFO L262 TraceCheckSpWp]: Trace formula consists of 826 conjuncts, 44 conjunts are in the unsatisfiable core [2023-11-23 06:39:19,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:20,126 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-23 06:39:20,230 WARN L876 $PredicateComparison]: unable to prove that (exists ((|aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| Int) (|aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| Int)) (and (<= |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| |c_aws_mul_size_checked_#in~r#1.offset|) (= (store |c_old(#memory_$Pointer$#1.base)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| (store (select |c_old(#memory_$Pointer$#1.base)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset| (select (select |c_#memory_$Pointer$#1.base| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base|) |aws_mul_size_checked_aws_mul_u64_checked_~r#1.offset|))) |c_#memory_$Pointer$#1.base|))) is different from true [2023-11-23 06:39:20,455 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 06:39:20,455 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:39:20,456 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:20,456 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826731583] [2023-11-23 06:39:20,456 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:39:20,457 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [805882402] [2023-11-23 06:39:20,457 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [805882402] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:39:20,457 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:39:20,457 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-11-23 06:39:20,457 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2104716030] [2023-11-23 06:39:20,458 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:39:20,461 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-23 06:39:20,462 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:20,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-23 06:39:20,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=192, Unknown=11, NotChecked=28, Total=272 [2023-11-23 06:39:20,464 INFO L87 Difference]: Start difference. First operand 88 states and 114 transitions. Second operand has 17 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 15 states have internal predecessors, (32), 7 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2023-11-23 06:39:21,552 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:39:21,552 INFO L93 Difference]: Finished difference Result 193 states and 259 transitions. [2023-11-23 06:39:21,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2023-11-23 06:39:21,553 INFO L78 Accepts]: Start accepts. Automaton has has 17 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 15 states have internal predecessors, (32), 7 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) Word has length 96 [2023-11-23 06:39:21,553 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:39:21,555 INFO L225 Difference]: With dead ends: 193 [2023-11-23 06:39:21,556 INFO L226 Difference]: Without dead ends: 132 [2023-11-23 06:39:21,556 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 106 GetRequests, 80 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 117 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=125, Invalid=568, Unknown=13, NotChecked=50, Total=756 [2023-11-23 06:39:21,557 INFO L413 NwaCegarLoop]: 82 mSDtfsCounter, 83 mSDsluCounter, 371 mSDsCounter, 0 mSdLazyCounter, 965 mSolverCounterSat, 56 mSolverCounterUnsat, 32 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 99 SdHoareTripleChecker+Valid, 453 SdHoareTripleChecker+Invalid, 1290 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 56 IncrementalHoareTripleChecker+Valid, 965 IncrementalHoareTripleChecker+Invalid, 32 IncrementalHoareTripleChecker+Unknown, 237 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2023-11-23 06:39:21,557 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [99 Valid, 453 Invalid, 1290 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [56 Valid, 965 Invalid, 32 Unknown, 237 Unchecked, 0.9s Time] [2023-11-23 06:39:21,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2023-11-23 06:39:21,566 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 91. [2023-11-23 06:39:21,566 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 91 states, 51 states have (on average 1.1372549019607843) internal successors, (58), 53 states have internal predecessors, (58), 30 states have call successors, (30), 9 states have call predecessors, (30), 9 states have return successors, (29), 28 states have call predecessors, (29), 28 states have call successors, (29) [2023-11-23 06:39:21,567 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 91 states and 117 transitions. [2023-11-23 06:39:21,567 INFO L78 Accepts]: Start accepts. Automaton has 91 states and 117 transitions. Word has length 96 [2023-11-23 06:39:21,568 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:39:21,568 INFO L495 AbstractCegarLoop]: Abstraction has 91 states and 117 transitions. [2023-11-23 06:39:21,568 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 14 states have (on average 2.2857142857142856) internal successors, (32), 15 states have internal predecessors, (32), 7 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2023-11-23 06:39:21,568 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 117 transitions. [2023-11-23 06:39:21,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 06:39:21,569 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:21,569 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:39:21,587 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 06:39:21,787 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:21,788 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:21,788 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:21,788 INFO L85 PathProgramCache]: Analyzing trace with hash 76947316, now seen corresponding path program 1 times [2023-11-23 06:39:21,788 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:21,788 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1088189581] [2023-11-23 06:39:21,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:21,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:21,827 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:39:21,828 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [219901798] [2023-11-23 06:39:21,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:21,828 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:21,828 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:21,829 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:39:21,830 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2023-11-23 06:39:22,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:22,277 INFO L262 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 104 conjunts are in the unsatisfiable core [2023-11-23 06:39:22,282 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:22,422 INFO L190 IndexEqualityManager]: detected not equals via solver [2023-11-23 06:39:22,426 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 4 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2023-11-23 06:39:28,581 INFO L349 Elim1Store]: treesize reduction 210, result has 32.9 percent of original size [2023-11-23 06:39:28,582 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 167 treesize of output 325 [2023-11-23 06:39:28,794 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 40 proven. 12 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-23 06:39:28,794 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 06:39:32,173 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:32,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1088189581] [2023-11-23 06:39:32,174 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:39:32,174 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [219901798] [2023-11-23 06:39:32,174 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [219901798] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 06:39:32,174 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-23 06:39:32,174 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [23] total 23 [2023-11-23 06:39:32,174 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740179146] [2023-11-23 06:39:32,174 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-23 06:39:32,174 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 23 states [2023-11-23 06:39:32,175 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:32,175 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 23 interpolants. [2023-11-23 06:39:32,175 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=63, Invalid=636, Unknown=3, NotChecked=0, Total=702 [2023-11-23 06:39:32,175 INFO L87 Difference]: Start difference. First operand 91 states and 117 transitions. Second operand has 23 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2023-11-23 06:39:39,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:39:39,388 INFO L93 Difference]: Finished difference Result 119 states and 152 transitions. [2023-11-23 06:39:39,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2023-11-23 06:39:39,388 INFO L78 Accepts]: Start accepts. Automaton has has 23 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) Word has length 98 [2023-11-23 06:39:39,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:39:39,390 INFO L225 Difference]: With dead ends: 119 [2023-11-23 06:39:39,390 INFO L226 Difference]: Without dead ends: 117 [2023-11-23 06:39:39,390 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 242 ImplicationChecksByTransitivity, 13.5s TimeCoverageRelationStatistics Valid=141, Invalid=1414, Unknown=5, NotChecked=0, Total=1560 [2023-11-23 06:39:39,391 INFO L413 NwaCegarLoop]: 66 mSDtfsCounter, 83 mSDsluCounter, 664 mSDsCounter, 0 mSdLazyCounter, 1747 mSolverCounterSat, 54 mSolverCounterUnsat, 1 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 97 SdHoareTripleChecker+Valid, 730 SdHoareTripleChecker+Invalid, 1802 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 54 IncrementalHoareTripleChecker+Valid, 1747 IncrementalHoareTripleChecker+Invalid, 1 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:39:39,391 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [97 Valid, 730 Invalid, 1802 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [54 Valid, 1747 Invalid, 1 Unknown, 0 Unchecked, 2.1s Time] [2023-11-23 06:39:39,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 117 states. [2023-11-23 06:39:39,399 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 117 to 107. [2023-11-23 06:39:39,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 107 states, 63 states have (on average 1.1587301587301588) internal successors, (73), 66 states have internal predecessors, (73), 31 states have call successors, (31), 10 states have call predecessors, (31), 12 states have return successors, (35), 30 states have call predecessors, (35), 29 states have call successors, (35) [2023-11-23 06:39:39,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 139 transitions. [2023-11-23 06:39:39,400 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 139 transitions. Word has length 98 [2023-11-23 06:39:39,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:39:39,401 INFO L495 AbstractCegarLoop]: Abstraction has 107 states and 139 transitions. [2023-11-23 06:39:39,401 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 23 states, 18 states have (on average 2.0555555555555554) internal successors, (37), 19 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 7 states have call successors, (16) [2023-11-23 06:39:39,401 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 139 transitions. [2023-11-23 06:39:39,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 06:39:39,402 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:39,403 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:39:39,417 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2023-11-23 06:39:39,615 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:39,615 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:39,616 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:39,616 INFO L85 PathProgramCache]: Analyzing trace with hash 757005686, now seen corresponding path program 1 times [2023-11-23 06:39:39,616 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:39,616 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [688348328] [2023-11-23 06:39:39,616 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:39,616 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:39,651 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:39:39,651 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [771524647] [2023-11-23 06:39:39,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:39,652 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:39,652 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:39,656 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:39:39,657 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2023-11-23 06:39:39,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:39,884 INFO L262 TraceCheckSpWp]: Trace formula consists of 836 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-23 06:39:39,886 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:39,918 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-23 06:39:39,919 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:39:39,919 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:39,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [688348328] [2023-11-23 06:39:39,919 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:39:39,919 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [771524647] [2023-11-23 06:39:39,919 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [771524647] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:39:39,919 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:39:39,920 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2023-11-23 06:39:39,920 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1668456838] [2023-11-23 06:39:39,920 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:39:39,920 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2023-11-23 06:39:39,920 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:39,921 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2023-11-23 06:39:39,921 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2023-11-23 06:39:39,921 INFO L87 Difference]: Start difference. First operand 107 states and 139 transitions. Second operand has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-23 06:39:40,020 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:39:40,020 INFO L93 Difference]: Finished difference Result 201 states and 256 transitions. [2023-11-23 06:39:40,021 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 06:39:40,021 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) Word has length 98 [2023-11-23 06:39:40,021 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:39:40,022 INFO L225 Difference]: With dead ends: 201 [2023-11-23 06:39:40,022 INFO L226 Difference]: Without dead ends: 126 [2023-11-23 06:39:40,023 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2023-11-23 06:39:40,023 INFO L413 NwaCegarLoop]: 101 mSDtfsCounter, 17 mSDsluCounter, 269 mSDsCounter, 0 mSdLazyCounter, 98 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 370 SdHoareTripleChecker+Invalid, 99 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 98 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:39:40,023 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [17 Valid, 370 Invalid, 99 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 98 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 06:39:40,024 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 126 states. [2023-11-23 06:39:40,035 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 126 to 113. [2023-11-23 06:39:40,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 69 states have (on average 1.173913043478261) internal successors, (81), 72 states have internal predecessors, (81), 31 states have call successors, (31), 10 states have call predecessors, (31), 12 states have return successors, (35), 30 states have call predecessors, (35), 29 states have call successors, (35) [2023-11-23 06:39:40,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 147 transitions. [2023-11-23 06:39:40,041 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 147 transitions. Word has length 98 [2023-11-23 06:39:40,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:39:40,042 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 147 transitions. [2023-11-23 06:39:40,042 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 6.2) internal successors, (31), 5 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 1 states have call successors, (15) [2023-11-23 06:39:40,042 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 147 transitions. [2023-11-23 06:39:40,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-11-23 06:39:40,043 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:39:40,043 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:39:40,057 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2023-11-23 06:39:40,248 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:40,248 INFO L420 AbstractCegarLoop]: === Iteration 6 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:39:40,249 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:39:40,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1015171124, now seen corresponding path program 1 times [2023-11-23 06:39:40,249 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:39:40,249 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2016321720] [2023-11-23 06:39:40,249 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:40,249 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:39:40,272 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:39:40,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1926993217] [2023-11-23 06:39:40,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:39:40,273 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:39:40,273 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:39:40,274 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:39:40,294 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2023-11-23 06:39:40,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:39:40,577 INFO L262 TraceCheckSpWp]: Trace formula consists of 831 conjuncts, 118 conjunts are in the unsatisfiable core [2023-11-23 06:39:40,581 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:39:40,822 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 9 [2023-11-23 06:39:40,834 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 19 treesize of output 1 [2023-11-23 06:39:43,428 INFO L349 Elim1Store]: treesize reduction 210, result has 32.9 percent of original size [2023-11-23 06:39:43,428 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 6 new quantified variables, introduced 8 case distinctions, treesize of input 279 treesize of output 437 [2023-11-23 06:39:43,567 INFO L349 Elim1Store]: treesize reduction 136, result has 21.4 percent of original size [2023-11-23 06:39:43,568 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 4 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 5 new quantified variables, introduced 4 case distinctions, treesize of input 225 treesize of output 329 [2023-11-23 06:39:43,750 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 22 proven. 30 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2023-11-23 06:39:43,750 INFO L327 TraceCheckSpWp]: Computing backward predicates... [2023-11-23 06:39:46,655 WARN L854 $PredicateComparison]: unable to prove that (let ((.cse2 (+ |c_ULTIMATE.start_aws_array_list_init_static_~list#1.offset| 8)) (.cse3 (+ |c_ULTIMATE.start_aws_array_list_init_static_~list#1.offset| 24)) (.cse4 (select (select |c_#memory_int#1| |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) (+ 16 |c_ULTIMATE.start_aws_array_list_init_static_~list#1.offset|))) (.cse5 (+ 32 |c_ULTIMATE.start_aws_array_list_init_static_~list#1.offset|))) (and (forall ((|v_aws_mul_size_checked_#in~r#1.offset_11| Int)) (or (forall ((|v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| Int) (|v_aws_array_list_is_valid_~#required_size~0.base_16| Int)) (let ((.cse0 (* |v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| .cse4))) (let ((.cse1 (select (store |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| .cse0)) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|))) (or (< (mod .cse0 18446744073709551616) (+ (mod (select .cse1 .cse2) 18446744073709551616) 1)) (= (mod (select .cse1 .cse3) 18446744073709551616) 0))))) (< 0 |v_aws_mul_size_checked_#in~r#1.offset_11|))) (forall ((|v_aws_mul_size_checked_#in~r#1.offset_11| Int)) (or (forall ((v_ArrVal_827 Int) (|v_aws_array_list_is_valid_~#required_size~0.base_16| Int)) (or (forall ((|v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| Int)) (not (= (mod (select (select (store |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| (* |v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| .cse4))) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse3) 18446744073709551616) 0))) (not (= (select (select (store |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| v_ArrVal_827)) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse5) 0)))) (< 0 |v_aws_mul_size_checked_#in~r#1.offset_11|))) (forall ((|v_aws_mul_size_checked_#in~r#1.offset_11| Int)) (or (< 0 |v_aws_mul_size_checked_#in~r#1.offset_11|) (forall ((v_ArrVal_827 Int) (|v_aws_array_list_is_valid_~#required_size~0.base_16| Int)) (or (forall ((|v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| Int)) (= (mod (select (select (store |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| (* |v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| .cse4))) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse3) 18446744073709551616) 0)) (not (= (select (select (store |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| v_ArrVal_827)) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse5) 0)))))) (forall ((|v_aws_mul_size_checked_#in~r#1.offset_11| Int)) (or (forall ((|v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| Int) (|v_aws_array_list_is_valid_~#required_size~0.base_16| Int)) (not (= (mod (select (select (store |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| (* |v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| .cse4))) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse3) 18446744073709551616) 0))) (< 0 |v_aws_mul_size_checked_#in~r#1.offset_11|))) (forall ((|v_aws_mul_size_checked_#in~r#1.offset_11| Int)) (or (forall ((v_ArrVal_827 Int) (|v_aws_array_list_is_valid_~#required_size~0.base_16| Int)) (or (forall ((|v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| Int)) (let ((.cse6 (* |v_aws_mul_size_checked_aws_mul_u64_checked_~b#1_26| .cse4))) (let ((.cse7 (select (store |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_int#1| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| .cse6)) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|))) (or (< (mod .cse6 18446744073709551616) (+ (mod (select .cse7 .cse2) 18446744073709551616) 1)) (= (mod (select .cse7 .cse3) 18446744073709551616) 0))))) (not (= (select (select (store |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16| (store (select |c_#memory_$Pointer$#1.base| |v_aws_array_list_is_valid_~#required_size~0.base_16|) |v_aws_mul_size_checked_#in~r#1.offset_11| v_ArrVal_827)) |c_ULTIMATE.start_aws_array_list_init_static_~list#1.base|) .cse5) 0)))) (< 0 |v_aws_mul_size_checked_#in~r#1.offset_11|))))) is different from false [2023-11-23 06:39:46,711 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2023-11-23 06:39:46,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2016321720] [2023-11-23 06:39:46,711 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2023-11-23 06:39:46,711 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1926993217] [2023-11-23 06:39:46,711 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1926993217] provided 0 perfect and 1 imperfect interpolant sequences [2023-11-23 06:39:46,711 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2023-11-23 06:39:46,711 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25] total 25 [2023-11-23 06:39:46,711 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1598686589] [2023-11-23 06:39:46,711 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2023-11-23 06:39:46,712 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 25 states [2023-11-23 06:39:46,712 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2023-11-23 06:39:46,712 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 25 interpolants. [2023-11-23 06:39:46,713 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=69, Invalid=690, Unknown=1, NotChecked=52, Total=812 [2023-11-23 06:39:46,713 INFO L87 Difference]: Start difference. First operand 113 states and 147 transitions. Second operand has 25 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 20 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 5 states have return successors, (16), 8 states have call predecessors, (16), 7 states have call successors, (16) [2023-11-23 06:39:49,715 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:39:51,812 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:39:53,882 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:39:55,909 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:39:58,242 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:40:00,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=true, quantifiers [0] [2023-11-23 06:40:01,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:40:01,782 INFO L93 Difference]: Finished difference Result 130 states and 165 transitions. [2023-11-23 06:40:01,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2023-11-23 06:40:01,782 INFO L78 Accepts]: Start accepts. Automaton has has 25 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 20 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 5 states have return successors, (16), 8 states have call predecessors, (16), 7 states have call successors, (16) Word has length 98 [2023-11-23 06:40:01,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:40:01,783 INFO L225 Difference]: With dead ends: 130 [2023-11-23 06:40:01,784 INFO L226 Difference]: Without dead ends: 128 [2023-11-23 06:40:01,784 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 247 ImplicationChecksByTransitivity, 3.8s TimeCoverageRelationStatistics Valid=139, Invalid=1424, Unknown=1, NotChecked=76, Total=1640 [2023-11-23 06:40:01,785 INFO L413 NwaCegarLoop]: 68 mSDtfsCounter, 84 mSDsluCounter, 708 mSDsCounter, 0 mSdLazyCounter, 1832 mSolverCounterSat, 69 mSolverCounterUnsat, 6 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 14.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 98 SdHoareTripleChecker+Valid, 776 SdHoareTripleChecker+Invalid, 1907 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 69 IncrementalHoareTripleChecker+Valid, 1832 IncrementalHoareTripleChecker+Invalid, 6 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 14.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:40:01,785 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [98 Valid, 776 Invalid, 1907 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [69 Valid, 1832 Invalid, 6 Unknown, 0 Unchecked, 14.1s Time] [2023-11-23 06:40:01,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2023-11-23 06:40:01,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 113. [2023-11-23 06:40:01,794 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 69 states have (on average 1.173913043478261) internal successors, (81), 72 states have internal predecessors, (81), 31 states have call successors, (31), 10 states have call predecessors, (31), 12 states have return successors, (35), 30 states have call predecessors, (35), 29 states have call successors, (35) [2023-11-23 06:40:01,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 147 transitions. [2023-11-23 06:40:01,795 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 147 transitions. Word has length 98 [2023-11-23 06:40:01,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:40:01,795 INFO L495 AbstractCegarLoop]: Abstraction has 113 states and 147 transitions. [2023-11-23 06:40:01,795 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 25 states, 19 states have (on average 1.9473684210526316) internal successors, (37), 20 states have internal predecessors, (37), 8 states have call successors, (17), 3 states have call predecessors, (17), 5 states have return successors, (16), 8 states have call predecessors, (16), 7 states have call successors, (16) [2023-11-23 06:40:01,795 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 147 transitions. [2023-11-23 06:40:01,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-11-23 06:40:01,796 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:40:01,797 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:40:01,815 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2023-11-23 06:40:02,004 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:40:02,004 INFO L420 AbstractCegarLoop]: === Iteration 7 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:40:02,005 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:40:02,005 INFO L85 PathProgramCache]: Analyzing trace with hash 1651198829, now seen corresponding path program 1 times [2023-11-23 06:40:02,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2023-11-23 06:40:02,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [246597374] [2023-11-23 06:40:02,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:40:02,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 06:40:02,034 ERROR L246 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2023-11-23 06:40:02,035 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1132920042] [2023-11-23 06:40:02,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:40:02,035 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:40:02,035 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:40:02,036 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2023-11-23 06:40:02,037 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2023-11-23 06:40:02,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 06:40:02,853 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-23 06:40:03,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-23 06:40:03,151 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2023-11-23 06:40:03,152 INFO L360 BasicCegarLoop]: Counterexample is feasible [2023-11-23 06:40:03,155 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2023-11-23 06:40:03,167 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2023-11-23 06:40:03,366 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2023-11-23 06:40:03,369 INFO L445 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:40:03,372 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2023-11-23 06:40:03,401 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated [2023-11-23 06:40:03,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret791 could not be translated [2023-11-23 06:40:03,402 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret791 could not be translated [2023-11-23 06:40:03,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem792 could not be translated [2023-11-23 06:40:03,403 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~ret793 [2023-11-23 06:40:03,404 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated [2023-11-23 06:40:03,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret128 could not be translated [2023-11-23 06:40:03,405 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-23 06:40:03,412 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem130 could not be translated [2023-11-23 06:40:03,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated [2023-11-23 06:40:03,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret48 could not be translated [2023-11-23 06:40:03,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated [2023-11-23 06:40:03,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret132 could not be translated [2023-11-23 06:40:03,413 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem130 could not be translated [2023-11-23 06:40:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem136 [2023-11-23 06:40:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,414 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem136 [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-23 06:40:03,415 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem136 [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,416 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem136 [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated [2023-11-23 06:40:03,417 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: unknown boogie variable #t~mem136 [2023-11-23 06:40:03,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated [2023-11-23 06:40:03,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated [2023-11-23 06:40:03,418 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~ret129 could not be translated [2023-11-23 06:40:03,436 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 06:40:03 BoogieIcfgContainer [2023-11-23 06:40:03,437 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2023-11-23 06:40:03,437 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-23 06:40:03,437 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-23 06:40:03,437 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-23 06:40:03,438 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:39:17" (3/4) ... [2023-11-23 06:40:03,439 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-23 06:40:03,441 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-23 06:40:03,442 INFO L158 Benchmark]: Toolchain (without parser) took 47622.18ms. Allocated memory was 159.4MB in the beginning and 304.1MB in the end (delta: 144.7MB). Free memory was 82.4MB in the beginning and 113.8MB in the end (delta: -31.4MB). Peak memory consumption was 116.4MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,442 INFO L158 Benchmark]: CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 06:40:03,442 INFO L158 Benchmark]: CACSL2BoogieTranslator took 1320.73ms. Allocated memory is still 159.4MB. Free memory was 82.2MB in the beginning and 72.8MB in the end (delta: 9.4MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,442 INFO L158 Benchmark]: Boogie Procedure Inliner took 113.91ms. Allocated memory is still 159.4MB. Free memory was 72.8MB in the beginning and 66.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,442 INFO L158 Benchmark]: Boogie Preprocessor took 68.01ms. Allocated memory is still 159.4MB. Free memory was 66.5MB in the beginning and 61.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,443 INFO L158 Benchmark]: RCFGBuilder took 626.77ms. Allocated memory is still 159.4MB. Free memory was 61.0MB in the beginning and 83.6MB in the end (delta: -22.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,443 INFO L158 Benchmark]: TraceAbstraction took 45482.84ms. Allocated memory was 159.4MB in the beginning and 304.1MB in the end (delta: 144.7MB). Free memory was 82.6MB in the beginning and 113.8MB in the end (delta: -31.2MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. [2023-11-23 06:40:03,443 INFO L158 Benchmark]: Witness Printer took 4.19ms. Allocated memory is still 304.1MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-23 06:40:03,444 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14ms. Allocated memory is still 117.4MB. Free memory is still 78.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 1320.73ms. Allocated memory is still 159.4MB. Free memory was 82.2MB in the beginning and 72.8MB in the end (delta: 9.4MB). Peak memory consumption was 52.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 113.91ms. Allocated memory is still 159.4MB. Free memory was 72.8MB in the beginning and 66.5MB in the end (delta: 6.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Boogie Preprocessor took 68.01ms. Allocated memory is still 159.4MB. Free memory was 66.5MB in the beginning and 61.0MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 626.77ms. Allocated memory is still 159.4MB. Free memory was 61.0MB in the beginning and 83.6MB in the end (delta: -22.6MB). Peak memory consumption was 21.3MB. Max. memory is 16.1GB. * TraceAbstraction took 45482.84ms. Allocated memory was 159.4MB in the beginning and 304.1MB in the end (delta: 144.7MB). Free memory was 82.6MB in the beginning and 113.8MB in the end (delta: -31.2MB). Peak memory consumption was 114.3MB. Max. memory is 16.1GB. * Witness Printer took 4.19ms. Allocated memory is still 304.1MB. Free memory is still 113.8MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret791 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret791 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem792 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~ret793 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret128 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret47 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret48 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem131 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret132 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem130 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem136 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem136 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem136 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem136 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short141 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem135 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~mem138 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: unknown boogie variable #t~mem136 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short137 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~short140 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~ret129 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of __builtin_umull_overflow at line 255. Possible FailurePath: [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L2762-L2767] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7359] static __thread int tl_last_error = 0; [L7617] CALL aws_array_list_init_static_harness() [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7586] struct aws_array_list list = {0, __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), __VERIFIER_nondet_ulong(), 0}; [L7589] size_t item_size; [L7590] size_t initial_item_allocation; [L7591] size_t len; VAL [len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7594] CALL assume_abort_if_not(initial_item_allocation > 0 && initial_item_allocation <= 9223372036854775808U) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7594] RET assume_abort_if_not(initial_item_allocation > 0 && initial_item_allocation <= 9223372036854775808U) VAL [initial_item_allocation=9223372036854775808, len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7595] CALL assume_abort_if_not(item_size > 0 && item_size <= 2) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7595] RET assume_abort_if_not(item_size > 0 && item_size <= 2) VAL [initial_item_allocation=9223372036854775808, item_size=2, len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7596] CALL, EXPR aws_mul_size_checked(initial_item_allocation, item_size, &len) VAL [\old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2588] CALL, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2496] CALL __CPROVER_overflow_mult(a, b) VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L254] unsigned long c; [L255] return __builtin_umull_overflow(a, b, &c); [L255] return __builtin_umull_overflow(a, b, &c); [L2496] RET __CPROVER_overflow_mult(a, b) VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, a=9223372036854775808, b=2, r={11:0}, r={11:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2496] COND FALSE !(__CPROVER_overflow_mult(a, b)) [L2498] *r = a * b [L2499] return (0); VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, \result=0, a=9223372036854775808, b=2, r={11:0}, r={11:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2588] RET, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2588] return aws_mul_u64_checked(a, b, (uint64_t *)r); [L7596] RET, EXPR aws_mul_size_checked(initial_item_allocation, item_size, &len) VAL [initial_item_allocation=9223372036854775808, item_size=2, len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7596] CALL assume_abort_if_not(!aws_mul_size_checked(initial_item_allocation, item_size, &len)) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7596] RET assume_abort_if_not(!aws_mul_size_checked(initial_item_allocation, item_size, &len)) VAL [initial_item_allocation=9223372036854775808, item_size=2, len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7599] EXPR \read(len) VAL [s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7599] CALL, EXPR bounded_malloc(len) VAL [\old(size)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2779-L2781] CALL assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2779-L2781] RET assume_abort_if_not(size <= ( (18446744073709551615UL) >> (8 + 1))) VAL [\old(size)=0, s_can_fail_allocator_static={4:0}, size=0, tl_last_error=0] [L2782] return malloc(size); [L7599] RET, EXPR bounded_malloc(len) VAL [initial_item_allocation=9223372036854775808, item_size=2, len={11:0}, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7599] uint8_t *raw_array = bounded_malloc(len); [L7600] struct store_byte_from_buffer old_byte; [L7601] EXPR \read(len) [L7601] CALL save_byte_from_array(raw_array, len, &old_byte) [L7183] COND FALSE !(size > 0 && array && storage) VAL [s_can_fail_allocator_static={4:0}, tl_last_error=0] [L7601] RET save_byte_from_array(raw_array, len, &old_byte) [L7603] CALL aws_array_list_init_static(&list, raw_array, initial_item_allocation, item_size) [L3237-L3239] CALL assume_abort_if_not((list != ((void *)0) )) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3237-L3239] RET assume_abort_if_not((list != ((void *)0) )) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3240-L3242] CALL assume_abort_if_not((raw_array != ((void *)0) )) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3240-L3242] RET assume_abort_if_not((raw_array != ((void *)0) )) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3243] CALL assume_abort_if_not((item_count > 0)) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3243] RET assume_abort_if_not((item_count > 0)) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3244] CALL assume_abort_if_not((item_size > 0)) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3244] RET assume_abort_if_not((item_size > 0)) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3246-L3247] list->alloc = ((void *)0) VAL [s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3250] CALL, EXPR aws_mul_size_checked(item_count, item_size, &list->current_size) VAL [\old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2588] CALL, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2496] CALL __CPROVER_overflow_mult(a, b) VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L254] unsigned long c; [L255] return __builtin_umull_overflow(a, b, &c); [L255] return __builtin_umull_overflow(a, b, &c); [L2496] RET __CPROVER_overflow_mult(a, b) VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, a=9223372036854775808, b=2, r={9:8}, r={9:8}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2496] COND FALSE !(__CPROVER_overflow_mult(a, b)) [L2498] *r = a * b [L2499] return (0); VAL [\old(a)=9223372036854775808, \old(b)=2, \old(tl_last_error)=0, \result=0, a=9223372036854775808, b=2, r={9:8}, r={9:8}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2588] RET, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2588] return aws_mul_u64_checked(a, b, (uint64_t *)r); [L3250] RET, EXPR aws_mul_size_checked(item_count, item_size, &list->current_size) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3250] int no_overflow = !aws_mul_size_checked(item_count, item_size, &list->current_size); [L3251] CALL assume_abort_if_not((no_overflow)) VAL [\old(cond)=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L211] COND FALSE !(!cond) VAL [\old(cond)=1, cond=1, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3251] RET assume_abort_if_not((no_overflow)) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, no_overflow=1, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3253] list->item_size = item_size [L3254] list->length = 0 [L3255] list->data = raw_array VAL [s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3256] CALL, EXPR aws_array_list_is_valid(list) VAL [\old(tl_last_error)=0, list={9:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3263] COND FALSE !(!list) [L3268] size_t required_size = 0; [L3268] size_t required_size = 0; [L3272] EXPR list->length [L3272] EXPR list->item_size VAL [\old(tl_last_error)=0, list={9:0}, list={9:0}, required_size={8:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L3272] CALL, EXPR aws_mul_size_checked(list->length, list->item_size, &required_size) VAL [\old(a)=0, \old(b)=2, \old(tl_last_error)=0, r={8:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2588] CALL, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2496] CALL __CPROVER_overflow_mult(a, b) VAL [\old(a)=0, \old(b)=2, \old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L254] unsigned long c; [L255] return __builtin_umull_overflow(a, b, &c); [L255] return __builtin_umull_overflow(a, b, &c); [L2496] RET __CPROVER_overflow_mult(a, b) VAL [\old(a)=0, \old(b)=2, \old(tl_last_error)=0, a=0, b=2, r={8:0}, r={8:0}, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L2496] COND TRUE __CPROVER_overflow_mult(a, b) [L2497] CALL, EXPR aws_raise_error(AWS_ERROR_OVERFLOW_DETECTED) VAL [\old(tl_last_error)=0, s_can_fail_allocator_static={4:0}, tl_last_error=0] [L1996] CALL aws_raise_error_private(err) [L7366] tl_last_error = err [L1996] RET aws_raise_error_private(err) [L1998] return (-1); [L2497] RET, EXPR aws_raise_error(AWS_ERROR_OVERFLOW_DETECTED) VAL [\old(a)=0, \old(b)=2, \old(tl_last_error)=0, a=0, b=2, r={8:0}, r={8:0}, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L2497] return aws_raise_error(AWS_ERROR_OVERFLOW_DETECTED); [L2588] RET, EXPR aws_mul_u64_checked(a, b, (uint64_t *)r) [L2588] return aws_mul_u64_checked(a, b, (uint64_t *)r); [L3272] RET, EXPR aws_mul_size_checked(list->length, list->item_size, &required_size) VAL [\old(tl_last_error)=0, list={9:0}, list={9:0}, required_size={8:0}, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3270-L3272] _Bool required_size_is_valid = (aws_mul_size_checked(list->length, list->item_size, &required_size) == (0)); [L3275] EXPR list->current_size [L3275] EXPR \read(required_size) [L3274-L3275] _Bool current_size_is_valid = (list->current_size >= required_size); [L3279] EXPR list->current_size [L3279-L3280] EXPR list->current_size == 0 && list->data == ((void *)0) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3279-L3280] EXPR list->current_size == 0 && list->data == ((void *)0) [L3279] EXPR list->data [L3279-L3280] EXPR list->current_size == 0 && list->data == ((void *)0) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3279-L3281] EXPR (list->current_size == 0 && list->data == ((void *)0) ) || ((((list->current_size)) == 0) || ((list->data))) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3279-L3281] EXPR (list->current_size == 0 && list->data == ((void *)0) ) || ((((list->current_size)) == 0) || ((list->data))) [L3281] EXPR list->current_size [L3281] EXPR (((list->current_size)) == 0) || ((list->data)) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3281] EXPR (((list->current_size)) == 0) || ((list->data)) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3279-L3281] EXPR (list->current_size == 0 && list->data == ((void *)0) ) || ((((list->current_size)) == 0) || ((list->data))) VAL [\old(tl_last_error)=0, current_size_is_valid=1, list={9:0}, list={9:0}, required_size={8:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3277-L3281] _Bool data_is_valid = ((list->current_size == 0 && list->data == ((void *)0) ) || ((((list->current_size)) == 0) || ((list->data)))); [L3284] EXPR list->item_size [L3283-L3284] _Bool item_size_is_valid = (list->item_size != 0); [L3285] return required_size_is_valid && current_size_is_valid && data_is_valid && item_size_is_valid; [L3268] size_t required_size = 0; [L3285] return required_size_is_valid && current_size_is_valid && data_is_valid && item_size_is_valid; VAL [\old(tl_last_error)=0, \result=0, current_size_is_valid=1, data_is_valid=1, item_size_is_valid=1, list={9:0}, list={9:0}, required_size_is_valid=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3256] RET, EXPR aws_array_list_is_valid(list) VAL [\old(item_count)=9223372036854775808, \old(item_size)=2, item_count=9223372036854775808, item_size=2, list={9:0}, list={9:0}, no_overflow=1, raw_array={-1:0}, raw_array={-1:0}, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L3256] CALL __VERIFIER_assert((aws_array_list_is_valid(list))) VAL [\old(cond)=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] [L223] reach_error() VAL [\old(cond)=0, cond=0, s_can_fail_allocator_static={4:0}, tl_last_error=4] - StatisticsResult: Ultimate Automizer benchmark data CFG has 10 procedures, 93 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 45.4s, OverallIterations: 7, TraceHistogramMax: 9, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 23.7s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 39 mSolverCounterUnknown, 355 SdHoareTripleChecker+Valid, 17.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 299 mSDsluCounter, 2835 SdHoareTripleChecker+Invalid, 16.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 237 IncrementalHoareTripleChecker+Unchecked, 2316 mSDsCounter, 191 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 4757 IncrementalHoareTripleChecker+Invalid, 5224 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 191 mSolverCounterUnsat, 519 mSDtfsCounter, 4757 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 39 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 600 GetRequests, 486 SyntacticMatches, 0 SemanticMatches, 114 ConstructedPredicates, 2 IntricatePredicates, 0 DeprecatedPredicates, 608 ImplicationChecksByTransitivity, 17.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=113occurred in iteration=5, InterpolantAutomatonStates: 87, 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, 79 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 1.5s SatisfiabilityAnalysisTime, 16.8s InterpolantComputationTime, 741 NumberOfCodeBlocks, 741 NumberOfCodeBlocksAsserted, 8 NumberOfCheckSat, 550 ConstructedInterpolants, 31 QuantifiedInterpolants, 4363 SizeOfPredicates, 112 NumberOfNonLiveVariables, 4634 ConjunctsInSsa, 282 ConjunctsInUnsatCore, 6 InterpolantComputations, 4 PerfectInterpolantSequences, 920/962 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-23 06:40:03,523 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /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_init_static_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.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 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc --preprocessor.use.memory.slicer true --- Real Ultimate output --- This is Ultimate 0.2.3-?-abd6749-m [2023-11-23 06:40:05,505 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 06:40:05,568 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2023-11-23 06:40:05,574 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 06:40:05,575 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2023-11-23 06:40:05,591 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 06:40:05,593 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2023-11-23 06:40:05,594 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2023-11-23 06:40:05,594 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2023-11-23 06:40:05,595 INFO L153 SettingsManager]: * Use memory slicer=true [2023-11-23 06:40:05,595 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 06:40:05,596 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2023-11-23 06:40:05,596 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 06:40:05,598 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 06:40:05,598 INFO L153 SettingsManager]: * Use SBE=true [2023-11-23 06:40:05,598 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 06:40:05,599 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 06:40:05,601 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 06:40:05,601 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 06:40:05,601 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 06:40:05,602 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 06:40:05,602 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-23 06:40:05,603 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-23 06:40:05,603 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-23 06:40:05,603 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 06:40:05,603 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 06:40:05,604 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 06:40:05,604 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2023-11-23 06:40:05,604 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2023-11-23 06:40:05,604 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2023-11-23 06:40:05,605 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:40:05,605 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 06:40:05,606 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 06:40:05,606 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 06:40:05,606 INFO L153 SettingsManager]: * Trace refinement strategy=WOLF [2023-11-23 06:40:05,606 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-23 06:40:05,607 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2023-11-23 06:40:05,607 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2023-11-23 06:40:05,607 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 06:40:05,607 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2023-11-23 06:40:05,607 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-23 06:40:05,608 INFO L153 SettingsManager]: * Logic for external solver=AUFBV [2023-11-23 06:40:05,608 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0ba06c24e4863868ad00a49056930e4c556765c875f4e2eef69c939c987b26bc Applying setting for plugin de.uni_freiburg.informatik.ultimate.boogie.preprocessor: Use memory slicer -> true [2023-11-23 06:40:05,861 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 06:40:05,878 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 06:40:05,882 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 06:40:05,883 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 06:40:05,883 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 06:40:05,884 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/aws-c-common/aws_array_list_init_static_harness.i [2023-11-23 06:40:06,895 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 06:40:07,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 06:40:07,234 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/aws-c-common/aws_array_list_init_static_harness.i [2023-11-23 06:40:07,260 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2251c6d/30f66f81d8284521b763d560aeec3245/FLAGebf67f0ba [2023-11-23 06:40:07,271 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ee2251c6d/30f66f81d8284521b763d560aeec3245 [2023-11-23 06:40:07,274 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 06:40:07,276 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 06:40:07,277 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 06:40:07,277 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 06:40:07,281 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 06:40:07,281 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:40:07" (1/1) ... [2023-11-23 06:40:07,282 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4b7ab3ed and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:07, skipping insertion in model container [2023-11-23 06:40:07,282 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 06:40:07" (1/1) ... [2023-11-23 06:40:07,358 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 06:40:07,555 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_init_static_harness.i[4500,4513] [2023-11-23 06:40:07,561 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_init_static_harness.i[4560,4573] [2023-11-23 06:40:08,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,191 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,192 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,193 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,205 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,206 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,207 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,207 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,208 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,209 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,210 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,210 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,410 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:40:08,411 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:40:08,412 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:40:08,413 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:40:08,417 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:40:08,417 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:40:08,418 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:40:08,418 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:40:08,418 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:40:08,419 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:40:08,488 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,492 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,499 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:40:08,514 INFO L199 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2023-11-23 06:40:08,541 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 06:40:08,547 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_init_static_harness.i[4500,4513] [2023-11-23 06:40:08,547 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_init_static_harness.i[4560,4573] [2023-11-23 06:40:08,590 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,591 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,591 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,591 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,592 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,596 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,598 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,599 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,599 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,600 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,601 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,601 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,635 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:40:08,636 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:40:08,636 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:40:08,638 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:40:08,639 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:40:08,639 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:40:08,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:40:08,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:40:08,640 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:40:08,641 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:40:08,667 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,671 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,677 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:40:08,684 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 06:40:08,699 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_init_static_harness.i[4500,4513] [2023-11-23 06:40:08,699 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_init_static_harness.i[4560,4573] [2023-11-23 06:40:08,752 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,752 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,752 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,753 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,753 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,762 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,763 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,764 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,765 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,795 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 06:40:08,795 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 06:40:08,796 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 06:40:08,796 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 06:40:08,797 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 06:40:08,797 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 06:40:08,797 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 06:40:08,797 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 06:40:08,798 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 06:40:08,798 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 06:40:08,818 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,820 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 06:40:08,824 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 06:40:08,959 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,959 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,959 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,959 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,959 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,960 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 06:40:08,969 INFO L206 MainTranslator]: Completed translation [2023-11-23 06:40:08,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08 WrapperNode [2023-11-23 06:40:08,970 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 06:40:08,971 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 06:40:08,972 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 06:40:08,972 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 06:40:08,977 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,049 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,097 INFO L138 Inliner]: procedures = 699, calls = 1246, calls flagged for inlining = 53, calls inlined = 9, statements flattened = 158 [2023-11-23 06:40:09,098 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 06:40:09,099 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 06:40:09,099 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 06:40:09,099 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 06:40:09,107 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,108 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,121 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,154 INFO L188 MemorySlicer]: Split 45 memory accesses to 5 slices as follows [2, 6, 5, 4, 28]. 62 percent of accesses are in the largest equivalence class. The 13 initializations are split as follows [2, 0, 5, 0, 6]. The 7 writes are split as follows [0, 2, 0, 0, 5]. [2023-11-23 06:40:09,155 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,156 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,203 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,212 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,215 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,221 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 06:40:09,222 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 06:40:09,223 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 06:40:09,223 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 06:40:09,223 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (1/1) ... [2023-11-23 06:40:09,227 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2023-11-23 06:40:09,236 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2023-11-23 06:40:09,247 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 06:40:09,268 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 06:40:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 06:40:09,289 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 06:40:09,289 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#0 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#1 [2023-11-23 06:40:09,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#2 [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#3 [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8#4 [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 06:40:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 06:40:09,291 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 06:40:09,291 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 06:40:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2023-11-23 06:40:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2023-11-23 06:40:09,292 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 06:40:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 06:40:09,293 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2023-11-23 06:40:09,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2023-11-23 06:40:09,294 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2023-11-23 06:40:09,294 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2023-11-23 06:40:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2023-11-23 06:40:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 06:40:09,295 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 06:40:09,295 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 06:40:09,296 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 06:40:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 06:40:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2023-11-23 06:40:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2023-11-23 06:40:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2023-11-23 06:40:09,296 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2023-11-23 06:40:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2023-11-23 06:40:09,297 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2023-11-23 06:40:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2023-11-23 06:40:09,299 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2023-11-23 06:40:09,300 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2023-11-23 06:40:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2023-11-23 06:40:09,301 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2023-11-23 06:40:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2023-11-23 06:40:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2023-11-23 06:40:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2023-11-23 06:40:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2023-11-23 06:40:09,305 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 06:40:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 06:40:09,306 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2023-11-23 06:40:09,306 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2023-11-23 06:40:09,575 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 06:40:09,577 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 06:40:10,527 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 06:40:10,564 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 06:40:10,564 INFO L309 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-23 06:40:10,565 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:40:10 BoogieIcfgContainer [2023-11-23 06:40:10,565 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 06:40:10,567 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2023-11-23 06:40:10,567 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2023-11-23 06:40:10,569 INFO L274 PluginConnector]: TraceAbstraction initialized [2023-11-23 06:40:10,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 06:40:07" (1/3) ... [2023-11-23 06:40:10,570 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed86114 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:40:10, skipping insertion in model container [2023-11-23 06:40:10,570 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 06:40:08" (2/3) ... [2023-11-23 06:40:10,571 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ed86114 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 06:40:10, skipping insertion in model container [2023-11-23 06:40:10,571 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 06:40:10" (3/3) ... [2023-11-23 06:40:10,572 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_init_static_harness.i [2023-11-23 06:40:10,584 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2023-11-23 06:40:10,584 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2023-11-23 06:40:10,625 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2023-11-23 06:40:10,635 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;@5d79fd2d, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2023-11-23 06:40:10,635 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2023-11-23 06:40:10,640 INFO L276 IsEmpty]: Start isEmpty. Operand has 92 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 52 states have internal predecessors, (62), 30 states have call successors, (30), 9 states have call predecessors, (30), 9 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) [2023-11-23 06:40:10,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 06:40:10,650 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:40:10,651 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:40:10,651 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:40:10,656 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:40:10,657 INFO L85 PathProgramCache]: Analyzing trace with hash -39072764, now seen corresponding path program 1 times [2023-11-23 06:40:10,668 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 06:40:10,669 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [69171221] [2023-11-23 06:40:10,669 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:40:10,669 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 06:40:10,670 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-11-23 06:40:10,671 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 06:40:10,678 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2023-11-23 06:40:11,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:40:11,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 06:40:11,120 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:40:11,142 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 83 proven. 0 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2023-11-23 06:40:11,142 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:40:11,143 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 06:40:11,143 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [69171221] [2023-11-23 06:40:11,143 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [69171221] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:40:11,143 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:40:11,143 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2023-11-23 06:40:11,145 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [537055958] [2023-11-23 06:40:11,145 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:40:11,148 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2023-11-23 06:40:11,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 06:40:11,165 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2023-11-23 06:40:11,166 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 06:40:11,168 INFO L87 Difference]: Start difference. First operand has 92 states, 51 states have (on average 1.2156862745098038) internal successors, (62), 52 states have internal predecessors, (62), 30 states have call successors, (30), 9 states have call predecessors, (30), 9 states have return successors, (30), 30 states have call predecessors, (30), 30 states have call successors, (30) Second operand has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 06:40:11,287 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:40:11,287 INFO L93 Difference]: Finished difference Result 182 states and 263 transitions. [2023-11-23 06:40:11,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2023-11-23 06:40:11,292 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 82 [2023-11-23 06:40:11,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:40:11,305 INFO L225 Difference]: With dead ends: 182 [2023-11-23 06:40:11,305 INFO L226 Difference]: Without dead ends: 87 [2023-11-23 06:40:11,308 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2023-11-23 06:40:11,310 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 111 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2023-11-23 06:40:11,313 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 111 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2023-11-23 06:40:11,328 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-23 06:40:11,386 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-23 06:40:11,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 48 states have (on average 1.1666666666666667) internal successors, (56), 49 states have internal predecessors, (56), 30 states have call successors, (30), 9 states have call predecessors, (30), 8 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 06:40:11,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 114 transitions. [2023-11-23 06:40:11,390 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 114 transitions. Word has length 82 [2023-11-23 06:40:11,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:40:11,390 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 114 transitions. [2023-11-23 06:40:11,391 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 15.5) internal successors, (31), 2 states have internal predecessors, (31), 2 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2023-11-23 06:40:11,391 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2023-11-23 06:40:11,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 06:40:11,393 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:40:11,393 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2023-11-23 06:40:11,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2023-11-23 06:40:11,605 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 06:40:11,605 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:40:11,606 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:40:11,606 INFO L85 PathProgramCache]: Analyzing trace with hash 398446922, now seen corresponding path program 1 times [2023-11-23 06:40:11,607 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 06:40:11,607 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [979075278] [2023-11-23 06:40:11,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:40:11,607 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 06:40:11,607 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-11-23 06:40:11,608 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 06:40:11,610 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2023-11-23 06:40:12,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:40:12,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 516 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-23 06:40:12,063 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:40:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-23 06:40:12,235 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:40:12,235 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 06:40:12,235 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [979075278] [2023-11-23 06:40:12,235 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [979075278] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:40:12,235 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:40:12,235 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2023-11-23 06:40:12,236 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [745291148] [2023-11-23 06:40:12,236 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:40:12,237 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2023-11-23 06:40:12,237 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 06:40:12,238 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2023-11-23 06:40:12,238 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2023-11-23 06:40:12,238 INFO L87 Difference]: Start difference. First operand 87 states and 114 transitions. Second operand has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-23 06:40:14,445 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:40:15,642 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.20s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:40:15,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2023-11-23 06:40:15,888 INFO L93 Difference]: Finished difference Result 150 states and 191 transitions. [2023-11-23 06:40:15,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2023-11-23 06:40:15,889 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) Word has length 82 [2023-11-23 06:40:15,889 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2023-11-23 06:40:15,890 INFO L225 Difference]: With dead ends: 150 [2023-11-23 06:40:15,890 INFO L226 Difference]: Without dead ends: 87 [2023-11-23 06:40:15,891 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 83 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2023-11-23 06:40:15,891 INFO L413 NwaCegarLoop]: 89 mSDtfsCounter, 32 mSDsluCounter, 301 mSDsCounter, 0 mSdLazyCounter, 106 mSolverCounterSat, 11 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 44 SdHoareTripleChecker+Valid, 390 SdHoareTripleChecker+Invalid, 117 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 11 IncrementalHoareTripleChecker+Valid, 106 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.6s IncrementalHoareTripleChecker+Time [2023-11-23 06:40:15,891 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [44 Valid, 390 Invalid, 117 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [11 Valid, 106 Invalid, 0 Unknown, 0 Unchecked, 3.6s Time] [2023-11-23 06:40:15,892 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2023-11-23 06:40:15,900 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 87. [2023-11-23 06:40:15,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 87 states, 48 states have (on average 1.1458333333333333) internal successors, (55), 49 states have internal predecessors, (55), 30 states have call successors, (30), 9 states have call predecessors, (30), 8 states have return successors, (28), 28 states have call predecessors, (28), 28 states have call successors, (28) [2023-11-23 06:40:15,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 87 states and 113 transitions. [2023-11-23 06:40:15,902 INFO L78 Accepts]: Start accepts. Automaton has 87 states and 113 transitions. Word has length 82 [2023-11-23 06:40:15,903 INFO L84 Accepts]: Finished accepts. word is rejected. [2023-11-23 06:40:15,903 INFO L495 AbstractCegarLoop]: Abstraction has 87 states and 113 transitions. [2023-11-23 06:40:15,903 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 3.8333333333333335) internal successors, (23), 6 states have internal predecessors, (23), 4 states have call successors, (15), 2 states have call predecessors, (15), 2 states have return successors, (14), 4 states have call predecessors, (14), 3 states have call successors, (14) [2023-11-23 06:40:15,903 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 113 transitions. [2023-11-23 06:40:15,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2023-11-23 06:40:15,906 INFO L187 NwaCegarLoop]: Found error trace [2023-11-23 06:40:15,906 INFO L195 NwaCegarLoop]: trace histogram [9, 9, 9, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 06:40:15,926 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2023-11-23 06:40:16,118 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 06:40:16,120 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2023-11-23 06:40:16,120 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 06:40:16,120 INFO L85 PathProgramCache]: Analyzing trace with hash -220299984, now seen corresponding path program 1 times [2023-11-23 06:40:16,121 INFO L118 FreeRefinementEngine]: Executing refinement strategy WOLF [2023-11-23 06:40:16,121 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1846251291] [2023-11-23 06:40:16,121 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2023-11-23 06:40:16,122 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2023-11-23 06:40:16,122 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2023-11-23 06:40:16,123 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2023-11-23 06:40:16,124 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2023-11-23 06:40:19,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 06:40:19,267 INFO L262 TraceCheckSpWp]: Trace formula consists of 650 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-23 06:40:19,276 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 06:40:19,557 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 1 [2023-11-23 06:40:19,793 WARN L876 $PredicateComparison]: unable to prove that (exists ((|aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| (_ BitVec 64))) (= (store |c_old(#memory_$Pointer$#4.base)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base| (let ((.cse0 (select |c_#memory_$Pointer$#4.base| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base|)) (.cse7 (bvadd (_ bv7 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (let ((.cse6 (bvadd (_ bv6 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (let ((.cse5 (bvadd |c_aws_mul_size_checked_#in~r#1.offset| (_ bv5 64)))) (store (let ((.cse4 (bvadd (_ bv4 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (let ((.cse3 (bvadd (_ bv3 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (let ((.cse2 (bvadd (_ bv2 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (let ((.cse1 (bvadd (_ bv1 64) |c_aws_mul_size_checked_#in~r#1.offset|))) (store (store (select |c_old(#memory_$Pointer$#4.base)| |aws_mul_size_checked_aws_mul_u64_checked_~r#1.base|) |c_aws_mul_size_checked_#in~r#1.offset| (select .cse0 |c_aws_mul_size_checked_#in~r#1.offset|)) .cse1 (select .cse0 .cse1))) .cse2 (select .cse0 .cse2))) .cse3 (select .cse0 .cse3))) .cse4 (select .cse0 .cse4))) .cse5 (select .cse0 .cse5))) .cse6 (select .cse0 .cse6))) .cse7 (select .cse0 .cse7)))) |c_#memory_$Pointer$#4.base|)) is different from true [2023-11-23 06:40:46,271 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-23 06:40:46,271 INFO L323 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2023-11-23 06:40:46,272 INFO L136 FreeRefinementEngine]: Strategy WOLF found an infeasible trace [2023-11-23 06:40:46,272 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1846251291] [2023-11-23 06:40:46,272 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1846251291] provided 1 perfect and 0 imperfect interpolant sequences [2023-11-23 06:40:46,272 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2023-11-23 06:40:46,272 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [17] imperfect sequences [] total 17 [2023-11-23 06:40:46,272 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [402727360] [2023-11-23 06:40:46,272 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2023-11-23 06:40:46,272 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2023-11-23 06:40:46,272 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2023-11-23 06:40:46,273 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2023-11-23 06:40:46,273 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=190, Unknown=13, NotChecked=28, Total=272 [2023-11-23 06:40:46,273 INFO L87 Difference]: Start difference. First operand 87 states and 113 transitions. Second operand has 17 states, 14 states have (on average 2.2142857142857144) internal successors, (31), 15 states have internal predecessors, (31), 7 states have call successors, (17), 3 states have call predecessors, (17), 4 states have return successors, (16), 7 states have call predecessors, (16), 6 states have call successors, (16) [2023-11-23 06:40:48,379 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, RoundingMode, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:40:50,860 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:40:53,068 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:40:56,388 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:40:58,563 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:00,705 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:03,572 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:05,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:07,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:10,149 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:12,417 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:19,129 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:21,334 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:23,512 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:25,719 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:27,993 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:30,261 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:32,984 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.50s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:35,185 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:37,477 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:39,679 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:41,856 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:44,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:46,277 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:41:48,284 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:41:50,051 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.77s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:41:52,095 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:53,914 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.82s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:41:55,933 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:41:57,925 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.99s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:41:59,324 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.40s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:42:01,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:03,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:10,681 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:12,883 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:42:14,776 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.89s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:42:16,796 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [] [2023-11-23 06:42:18,820 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:21,481 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:22,568 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.09s for a HTC check with result INVALID. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:34,097 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:36,292 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:38,635 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:40,819 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:44,430 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:46,559 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:48,828 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:50,944 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:53,159 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:55,286 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:57,566 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:42:59,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:05,676 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:07,794 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:10,037 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:12,158 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:14,399 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:16,526 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:18,706 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:20,799 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:23,012 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:25,204 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:27,413 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:29,611 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.20s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:31,817 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.21s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:33,939 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:36,079 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:38,274 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.19s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:40,479 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:42,770 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2023-11-23 06:43:45,087 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] Killed by 15