./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB --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 a3ce1d43d9985905fc5bc027d31321425feb97f8a5ea33de69c9c87c25abb975 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:09:46,727 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:09:46,828 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-11-28 02:09:46,838 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:09:46,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:09:46,876 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:09:46,878 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:09:46,878 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:09:46,878 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:09:46,879 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:09:46,880 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:09:46,880 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:09:46,880 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:09:46,880 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:09:46,881 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:09:46,881 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:09:46,882 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:09:46,883 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:09:46,883 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:46,884 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:09:46,884 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:09:46,884 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:09:46,884 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:09:46,884 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:46,885 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:09:46,885 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:09:46,886 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:09:46,886 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:09:46,886 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB 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 -> a3ce1d43d9985905fc5bc027d31321425feb97f8a5ea33de69c9c87c25abb975 [2024-11-28 02:09:47,255 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:09:47,266 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:09:47,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:09:47,272 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:09:47,273 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:09:47,275 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2024-11-28 02:09:50,449 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/30ed3ce66/5a1e95a85b034f279dc72448a8360c8a/FLAGe736138e8 [2024-11-28 02:09:51,055 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:09:51,058 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2024-11-28 02:09:51,109 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/30ed3ce66/5a1e95a85b034f279dc72448a8360c8a/FLAGe736138e8 [2024-11-28 02:09:51,130 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/30ed3ce66/5a1e95a85b034f279dc72448a8360c8a [2024-11-28 02:09:51,133 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:09:51,136 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:09:51,137 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:09:51,139 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:09:51,144 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:09:51,145 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:09:51" (1/1) ... [2024-11-28 02:09:51,146 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e1e3ac and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:51, skipping insertion in model container [2024-11-28 02:09:51,146 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:09:51" (1/1) ... [2024-11-28 02:09:51,289 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:09:51,640 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2024-11-28 02:09:51,648 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2024-11-28 02:09:53,004 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,005 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,006 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,007 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,008 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,026 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,027 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,029 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,030 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,033 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,034 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,035 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:53,036 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,536 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,538 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,565 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,566 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,573 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,574 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,594 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,597 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,597 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,598 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,598 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,599 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,599 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,665 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[230833,230846] [2024-11-28 02:09:54,665 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:09:54,707 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:09:54,723 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2024-11-28 02:09:54,724 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2024-11-28 02:09:54,771 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,772 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,772 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,773 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,773 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,781 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,782 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,783 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,783 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,784 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,785 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,785 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,786 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:54,879 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-28 02:09:55,056 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,057 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,069 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,070 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,073 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,074 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,085 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,086 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,087 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,089 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,090 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,090 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,090 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:09:55,128 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[230833,230846] [2024-11-28 02:09:55,129 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:09:55,475 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:09:55,476 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55 WrapperNode [2024-11-28 02:09:55,477 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:09:55,478 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:09:55,478 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:09:55,478 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:09:55,489 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,590 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,680 INFO L138 Inliner]: procedures = 763, calls = 2477, calls flagged for inlining = 68, calls inlined = 5, statements flattened = 533 [2024-11-28 02:09:55,681 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:09:55,681 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:09:55,681 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:09:55,681 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:09:55,695 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,696 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,745 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,884 INFO L175 MemorySlicer]: Split 353 memory accesses to 7 slices as follows [2, 91, 5, 238, 3, 7, 7]. 67 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 0, 5, 6, 0, 1, 1]. The 244 writes are split as follows [0, 3, 0, 232, 1, 4, 4]. [2024-11-28 02:09:55,885 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,885 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,963 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,968 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:55,987 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:56,012 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:56,020 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:56,044 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:09:56,046 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:09:56,046 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:09:56,046 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:09:56,047 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (1/1) ... [2024-11-28 02:09:56,057 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:09:56,073 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:09:56,090 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:09:56,093 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:09:56,130 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-28 02:09:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-28 02:09:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-28 02:09:56,131 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-28 02:09:56,131 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:09:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-28 02:09:56,132 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-28 02:09:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-11-28 02:09:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-11-28 02:09:56,132 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-11-28 02:09:56,133 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#5 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#6 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#5 [2024-11-28 02:09:56,134 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#6 [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 02:09:56,135 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:09:56,135 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:09:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:09:56,136 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:09:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-28 02:09:56,137 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:09:56,137 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-28 02:09:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:09:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-28 02:09:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2024-11-28 02:09:56,138 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2024-11-28 02:09:56,138 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-28 02:09:56,139 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#5 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#6 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#5 [2024-11-28 02:09:56,139 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#6 [2024-11-28 02:09:56,610 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:09:56,612 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:09:58,359 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 02:10:04,023 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##10: assume false; [2024-11-28 02:10:04,023 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !false; [2024-11-28 02:10:04,107 INFO L? ?]: Removed 381 outVars from TransFormulas that were not future-live. [2024-11-28 02:10:04,107 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:10:04,130 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:10:04,133 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 02:10:04,133 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:10:04 BoogieIcfgContainer [2024-11-28 02:10:04,133 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:10:04,135 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:10:04,135 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:10:04,142 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:10:04,142 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:09:51" (1/3) ... [2024-11-28 02:10:04,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38488db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:10:04, skipping insertion in model container [2024-11-28 02:10:04,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:09:55" (2/3) ... [2024-11-28 02:10:04,143 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@38488db and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:10:04, skipping insertion in model container [2024-11-28 02:10:04,143 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:10:04" (3/3) ... [2024-11-28 02:10:04,144 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2024-11-28 02:10:04,162 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:10:04,167 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_hash_string_harness.i that has 11 procedures, 357 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-28 02:10:04,237 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:10:04,249 INFO L333 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, 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;@7c3246b5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:10:04,249 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:10:04,254 INFO L276 IsEmpty]: Start isEmpty. Operand has 357 states, 331 states have (on average 1.5498489425981874) internal successors, (513), 331 states have internal predecessors, (513), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 02:10:04,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:10:04,267 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:10:04,268 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:10:04,269 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:10:04,273 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:10:04,274 INFO L85 PathProgramCache]: Analyzing trace with hash -1002305246, now seen corresponding path program 1 times [2024-11-28 02:10:04,282 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:10:04,282 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [83713370] [2024-11-28 02:10:04,282 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:04,283 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:10:12,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:10:17,367 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-28 02:10:17,368 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:10:17,368 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [83713370] [2024-11-28 02:10:17,370 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [83713370] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:10:17,371 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [177498774] [2024-11-28 02:10:17,371 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:17,371 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:10:17,371 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:10:17,374 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:10:17,377 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:10:24,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:10:25,006 INFO L256 TraceCheckSpWp]: Trace formula consists of 4185 conjuncts, 14 conjuncts are in the unsatisfiable core [2024-11-28 02:10:25,020 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:10:28,389 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-28 02:10:28,389 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:10:28,389 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [177498774] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:10:28,390 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:10:28,390 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [13] total 24 [2024-11-28 02:10:28,393 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299986870] [2024-11-28 02:10:28,394 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:10:28,399 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:10:28,400 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:10:28,429 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:10:28,430 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=503, Unknown=0, NotChecked=0, Total=552 [2024-11-28 02:10:28,433 INFO L87 Difference]: Start difference. First operand has 357 states, 331 states have (on average 1.5498489425981874) internal successors, (513), 331 states have internal predecessors, (513), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 13 states, 12 states have (on average 5.333333333333333) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-28 02:10:30,126 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:10:30,127 INFO L93 Difference]: Finished difference Result 711 states and 1095 transitions. [2024-11-28 02:10:30,128 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:10:30,130 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 5.333333333333333) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) Word has length 103 [2024-11-28 02:10:30,131 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:10:30,149 INFO L225 Difference]: With dead ends: 711 [2024-11-28 02:10:30,150 INFO L226 Difference]: Without dead ends: 352 [2024-11-28 02:10:30,159 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 118 GetRequests, 93 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 17 ImplicationChecksByTransitivity, 4.7s TimeCoverageRelationStatistics Valid=65, Invalid=637, Unknown=0, NotChecked=0, Total=702 [2024-11-28 02:10:30,166 INFO L435 NwaCegarLoop]: 525 mSDtfsCounter, 12 mSDsluCounter, 5219 mSDsCounter, 0 mSdLazyCounter, 144 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 15 SdHoareTripleChecker+Valid, 5744 SdHoareTripleChecker+Invalid, 144 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 144 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.1s IncrementalHoareTripleChecker+Time [2024-11-28 02:10:30,167 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [15 Valid, 5744 Invalid, 144 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 144 Invalid, 0 Unknown, 0 Unchecked, 1.1s Time] [2024-11-28 02:10:30,191 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 352 states. [2024-11-28 02:10:30,250 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 352 to 349. [2024-11-28 02:10:30,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 349 states, 323 states have (on average 1.541795665634675) internal successors, (498), 324 states have internal predecessors, (498), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (16), 14 states have call predecessors, (16), 14 states have call successors, (16) [2024-11-28 02:10:30,264 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 349 states to 349 states and 529 transitions. [2024-11-28 02:10:30,268 INFO L78 Accepts]: Start accepts. Automaton has 349 states and 529 transitions. Word has length 103 [2024-11-28 02:10:30,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:10:30,269 INFO L471 AbstractCegarLoop]: Abstraction has 349 states and 529 transitions. [2024-11-28 02:10:30,270 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 5.333333333333333) internal successors, (64), 11 states have internal predecessors, (64), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-28 02:10:30,270 INFO L276 IsEmpty]: Start isEmpty. Operand 349 states and 529 transitions. [2024-11-28 02:10:30,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:10:30,283 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:10:30,284 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:10:30,307 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-11-28 02:10:30,485 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2024-11-28 02:10:30,485 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:10:30,486 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:10:30,487 INFO L85 PathProgramCache]: Analyzing trace with hash -584908640, now seen corresponding path program 1 times [2024-11-28 02:10:30,487 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:10:30,487 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [68097238] [2024-11-28 02:10:30,487 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:30,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:10:37,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:10:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-11-28 02:10:41,895 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:10:41,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [68097238] [2024-11-28 02:10:41,895 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [68097238] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:10:41,895 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1005762952] [2024-11-28 02:10:41,895 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:41,895 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:10:41,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:10:41,897 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:10:41,898 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:10:48,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:10:48,431 INFO L256 TraceCheckSpWp]: Trace formula consists of 4190 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-28 02:10:48,439 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:10:52,893 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-28 02:10:52,893 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:10:52,893 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1005762952] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:10:52,893 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-28 02:10:52,893 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [16] total 30 [2024-11-28 02:10:52,894 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [832739897] [2024-11-28 02:10:52,894 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:10:52,895 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-28 02:10:52,895 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-28 02:10:52,896 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 02:10:52,897 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=61, Invalid=809, Unknown=0, NotChecked=0, Total=870 [2024-11-28 02:10:52,897 INFO L87 Difference]: Start difference. First operand 349 states and 529 transitions. Second operand has 16 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-28 02:10:55,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:10:55,262 INFO L93 Difference]: Finished difference Result 658 states and 1014 transitions. [2024-11-28 02:10:55,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 02:10:55,263 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) Word has length 103 [2024-11-28 02:10:55,264 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:10:55,267 INFO L225 Difference]: With dead ends: 658 [2024-11-28 02:10:55,268 INFO L226 Difference]: Without dead ends: 349 [2024-11-28 02:10:55,271 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 123 GetRequests, 91 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 6.5s TimeCoverageRelationStatistics Valid=81, Invalid=1041, Unknown=0, NotChecked=0, Total=1122 [2024-11-28 02:10:55,272 INFO L435 NwaCegarLoop]: 510 mSDtfsCounter, 14 mSDsluCounter, 6591 mSDsCounter, 0 mSdLazyCounter, 207 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 21 SdHoareTripleChecker+Valid, 7101 SdHoareTripleChecker+Invalid, 209 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 207 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.4s IncrementalHoareTripleChecker+Time [2024-11-28 02:10:55,272 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [21 Valid, 7101 Invalid, 209 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 207 Invalid, 0 Unknown, 0 Unchecked, 1.4s Time] [2024-11-28 02:10:55,274 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2024-11-28 02:10:55,298 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 346. [2024-11-28 02:10:55,299 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 346 states, 321 states have (on average 1.5420560747663552) internal successors, (495), 321 states have internal predecessors, (495), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-28 02:10:55,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 346 states and 524 transitions. [2024-11-28 02:10:55,302 INFO L78 Accepts]: Start accepts. Automaton has 346 states and 524 transitions. Word has length 103 [2024-11-28 02:10:55,303 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:10:55,303 INFO L471 AbstractCegarLoop]: Abstraction has 346 states and 524 transitions. [2024-11-28 02:10:55,303 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 4.785714285714286) internal successors, (67), 14 states have internal predecessors, (67), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-28 02:10:55,303 INFO L276 IsEmpty]: Start isEmpty. Operand 346 states and 524 transitions. [2024-11-28 02:10:55,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2024-11-28 02:10:55,306 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:10:55,306 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:10:55,331 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:10:55,507 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:10:55,507 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:10:55,507 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:10:55,508 INFO L85 PathProgramCache]: Analyzing trace with hash 577526368, now seen corresponding path program 1 times [2024-11-28 02:10:55,508 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-28 02:10:55,508 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [595990963] [2024-11-28 02:10:55,508 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:10:55,508 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-28 02:11:06,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:11:32,497 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 18 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2024-11-28 02:11:32,497 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-28 02:11:32,497 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [595990963] [2024-11-28 02:11:32,497 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [595990963] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-28 02:11:32,498 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1648065207] [2024-11-28 02:11:32,498 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:11:32,498 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:11:32,498 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:11:32,500 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:11:32,504 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:11:49,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:11:49,636 INFO L256 TraceCheckSpWp]: Trace formula consists of 4200 conjuncts, 95 conjuncts are in the unsatisfiable core [2024-11-28 02:11:49,646 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:11:51,304 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 56 treesize of output 43 [2024-11-28 02:11:51,335 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-28 02:11:51,441 INFO L349 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2024-11-28 02:11:51,442 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 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 1 case distinctions, treesize of input 24 treesize of output 16 [2024-11-28 02:11:51,529 INFO L190 IndexEqualityManager]: detected not equals via solver [2024-11-28 02:11:51,547 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 16 [2024-11-28 02:12:59,384 WARN L286 SmtUtils]: Spent 23.48s on a formula simplification. DAG size of input: 552 DAG size of output: 356 (called from [L 346] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2024-11-28 02:12:59,385 INFO L349 Elim1Store]: treesize reduction 984, result has 44.6 percent of original size [2024-11-28 02:12:59,386 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 19 select indices, 19 select index equivalence classes, 1 disjoint index pairs (out of 171 index pairs), introduced 29 new quantified variables, introduced 171 case distinctions, treesize of input 467 treesize of output 1084 [2024-11-28 02:20:55,497 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 101 [2024-11-28 02:20:55,497 WARN L249 Executor]: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) stderr output: (error "out of memory") [2024-11-28 02:20:55,499 WARN L320 FreeRefinementEngine]: Global settings require throwing the following exception [2024-11-28 02:20:55,637 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:20:55,699 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:20:55,700 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parseSuccess(Executor.java:277) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Scriptor.push(Scriptor.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.arrays.DiffWrapperScript.push(DiffWrapperScript.java:90) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.push(WrapperScript.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.push(HistoryRecordingScript.java:107) at de.uni_freiburg.informatik.ultimate.logic.Util.checkSat(Util.java:48) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.checkRedundancy(SimplifyDDA2.java:275) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convertForPreprocessedInputTerms(SimplifyDDA2.java:499) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:484) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.convert(SimplifyDDA2.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SimplifyDDA2.simplify(SimplifyDDA2.java:590) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplify(SmtUtils.java:245) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.SmtUtils.simplifyWithStatistics(SmtUtils.java:318) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.simplify(QuantifierPusher.java:728) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:133) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine$ApplicationTermTask.doStep(TermContextTransformationEngine.java:209) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:100) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.pushMinionEliminatees(QuantifierPushUtilsForSubsetPush.java:255) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushUtilsForSubsetPush.sequentialSubsetPush(QuantifierPushUtilsForSubsetPush.java:151) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher.tryToPushOverDualFiniteConnective(QuantifierPusher.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:189) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.convert(QuantifierPushTermWalker.java:1) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:88) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.TermContextTransformationEngine.transform(TermContextTransformationEngine.java:84) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:297) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPushTermWalker.eliminate(QuantifierPushTermWalker.java:283) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.PartialQuantifierElimination.eliminate(PartialQuantifierElimination.java:51) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer$QuantifierEliminationPostprocessor.postprocess(IterativePredicateTransformer.java:234) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.applyPostprocessors(IterativePredicateTransformer.java:416) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.predicates.IterativePredicateTransformer.computeStrongestPostconditionSequence(IterativePredicateTransformer.java:195) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolantsUsingUnsatCore(TraceCheckSpWp.java:291) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.computeInterpolants(TraceCheckSpWp.java:181) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:160) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getInterpolantComputationStatus(IpTcStrategyModuleBase.java:77) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.tryExecuteInterpolantGenerator(AutomatonFreeRefinementEngine.java:267) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.generateProof(AutomatonFreeRefinementEngine.java:148) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:137) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:82) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:317) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:407) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:342) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:324) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:428) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:314) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:275) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:167) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:140) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:132) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) Caused by: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: EOF at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser$Action$.CUP$do_action(Parser.java:1518) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Parser.do_action(Parser.java:701) at com.github.jhoenicke.javacup.runtime.LRParser.parse(LRParser.java:383) at de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:258) ... 67 more [2024-11-28 02:20:55,706 INFO L158 Benchmark]: Toolchain (without parser) took 664570.50ms. Allocated memory was 142.6MB in the beginning and 2.9GB in the end (delta: 2.7GB). Free memory was 107.7MB in the beginning and 2.7GB in the end (delta: -2.6GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-28 02:20:55,706 INFO L158 Benchmark]: CDTParser took 1.74ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:20:55,708 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4339.71ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 50.1MB in the end (delta: 57.4MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. [2024-11-28 02:20:55,708 INFO L158 Benchmark]: Boogie Procedure Inliner took 203.00ms. Allocated memory is still 142.6MB. Free memory was 50.1MB in the beginning and 40.0MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:20:55,709 INFO L158 Benchmark]: Boogie Preprocessor took 362.70ms. Allocated memory is still 142.6MB. Free memory was 40.0MB in the beginning and 59.8MB in the end (delta: -19.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2024-11-28 02:20:55,709 INFO L158 Benchmark]: RCFGBuilder took 8087.58ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 59.8MB in the beginning and 166.6MB in the end (delta: -106.8MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. [2024-11-28 02:20:55,710 INFO L158 Benchmark]: TraceAbstraction took 651569.41ms. Allocated memory was 251.7MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 166.6MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2024-11-28 02:20:55,712 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.74ms. Allocated memory is still 117.4MB. Free memory is still 73.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4339.71ms. Allocated memory is still 142.6MB. Free memory was 107.5MB in the beginning and 50.1MB in the end (delta: 57.4MB). Peak memory consumption was 117.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 203.00ms. Allocated memory is still 142.6MB. Free memory was 50.1MB in the beginning and 40.0MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 362.70ms. Allocated memory is still 142.6MB. Free memory was 40.0MB in the beginning and 59.8MB in the end (delta: -19.8MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * RCFGBuilder took 8087.58ms. Allocated memory was 142.6MB in the beginning and 251.7MB in the end (delta: 109.1MB). Free memory was 59.8MB in the beginning and 166.6MB in the end (delta: -106.8MB). Peak memory consumption was 114.0MB. Max. memory is 16.1GB. * TraceAbstraction took 651569.41ms. Allocated memory was 251.7MB in the beginning and 2.9GB in the end (delta: 2.6GB). Free memory was 166.6MB in the beginning and 2.7GB in the end (delta: -2.5GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7558]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMTLIBException: External (MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1) with exit command (exit)) Received EOF on stdin. stderr output: (error "out of memory") : de.uni_freiburg.informatik.ultimate.smtsolver.external.Executor.parse(Executor.java:262) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB --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 a3ce1d43d9985905fc5bc027d31321425feb97f8a5ea33de69c9c87c25abb975 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-28 02:20:58,897 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-28 02:20:59,059 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2024-11-28 02:20:59,071 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-28 02:20:59,071 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-28 02:20:59,113 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-28 02:20:59,115 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-28 02:20:59,115 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-28 02:20:59,116 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-11-28 02:20:59,116 INFO L153 SettingsManager]: * Use memory slicer=true [2024-11-28 02:20:59,118 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-28 02:20:59,118 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-28 02:20:59,118 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-28 02:20:59,118 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-28 02:20:59,118 INFO L153 SettingsManager]: * Use SBE=true [2024-11-28 02:20:59,119 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-28 02:20:59,119 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-28 02:20:59,120 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:59,120 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-28 02:20:59,120 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-28 02:20:59,121 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-28 02:20:59,121 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:20:59,121 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-28 02:20:59,122 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-28 02:20:59,123 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-11-28 02:20:59,123 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-28 02:20:59,123 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-11-28 02:20:59,123 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-28 02:20:59,123 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-28 02:20:59,124 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-11-28 02:20:59,124 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-11-28 02:20:59,124 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-28 02:20:59,124 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB 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 -> a3ce1d43d9985905fc5bc027d31321425feb97f8a5ea33de69c9c87c25abb975 [2024-11-28 02:20:59,505 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-28 02:20:59,515 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-28 02:20:59,518 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-28 02:20:59,519 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-28 02:20:59,520 INFO L274 PluginConnector]: CDTParser initialized [2024-11-28 02:20:59,521 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/../../sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2024-11-28 02:21:03,253 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/d134ccafd/b8365eb803054d82808852946af65641/FLAGc5ebde28c [2024-11-28 02:21:03,950 INFO L384 CDTParser]: Found 1 translation units. [2024-11-28 02:21:03,950 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i [2024-11-28 02:21:04,012 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/d134ccafd/b8365eb803054d82808852946af65641/FLAGc5ebde28c [2024-11-28 02:21:04,036 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/data/d134ccafd/b8365eb803054d82808852946af65641 [2024-11-28 02:21:04,039 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-28 02:21:04,041 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-28 02:21:04,046 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-28 02:21:04,046 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-28 02:21:04,052 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-28 02:21:04,053 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:04" (1/1) ... [2024-11-28 02:21:04,054 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4dba0fb2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:04, skipping insertion in model container [2024-11-28 02:21:04,055 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 02:21:04" (1/1) ... [2024-11-28 02:21:04,198 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:21:04,627 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2024-11-28 02:21:04,641 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2024-11-28 02:21:05,926 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,062 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,063 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,064 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,077 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,083 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,086 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,086 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,087 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,088 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,093 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,096 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,100 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,104 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,104 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,118 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,119 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,119 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,120 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,122 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,126 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,126 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,127 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,129 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,133 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,133 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,134 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,135 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,136 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:06,726 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,727 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,728 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,728 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:06,989 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,289 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,298 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,310 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,326 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,334 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,343 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,368 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,376 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,413 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,414 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,462 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,466 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,477 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,480 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,521 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,521 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,528 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,529 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,531 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,532 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,532 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,533 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,533 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,537 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,560 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,564 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,588 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,594 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,601 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,603 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,611 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[230833,230846] [2024-11-28 02:21:07,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:21:07,670 INFO L197 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2024-11-28 02:21:07,721 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-28 02:21:07,733 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2024-11-28 02:21:07,735 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2024-11-28 02:21:07,786 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,803 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,803 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,804 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,808 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,809 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,809 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,810 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,810 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,810 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,811 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,812 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,813 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,814 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,814 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,838 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,839 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,839 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,839 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,840 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,840 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,840 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,841 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,842 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,842 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,842 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,843 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,843 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,843 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:07,905 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,907 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,908 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,908 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:07,949 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,017 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,022 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,031 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,040 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,045 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,052 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,062 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,070 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,082 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,083 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,100 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,101 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,104 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,105 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,116 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,117 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,118 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,119 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,119 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,120 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,120 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,120 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,121 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,123 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,136 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,141 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,155 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,157 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,159 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,159 WARN L1063 CHandler]: saw a pointer cast to a type that we could not get a type size for, not adapting memory model [2024-11-28 02:21:08,161 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[230833,230846] [2024-11-28 02:21:08,162 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:21:08,211 INFO L200 MainTranslator]: Completed pre-run [2024-11-28 02:21:08,267 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4489,4502] [2024-11-28 02:21:08,268 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[4549,4562] [2024-11-28 02:21:08,331 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,331 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,332 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,333 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,333 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,339 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,340 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,340 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,341 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,342 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,343 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,343 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,344 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,480 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] [2024-11-28 02:21:08,626 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,630 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,652 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,652 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,660 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,660 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,684 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,707 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,711 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,711 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,711 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,712 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,712 WARN L1675 CHandler]: Possible shadowing of function index [2024-11-28 02:21:08,782 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/sv-benchmarks/c/aws-c-common/aws_hash_string_harness.i[230833,230846] [2024-11-28 02:21:08,783 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-28 02:21:09,204 INFO L204 MainTranslator]: Completed translation [2024-11-28 02:21:09,204 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09 WrapperNode [2024-11-28 02:21:09,205 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-28 02:21:09,207 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-28 02:21:09,207 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-28 02:21:09,207 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-28 02:21:09,217 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,349 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,448 INFO L138 Inliner]: procedures = 784, calls = 2477, calls flagged for inlining = 70, calls inlined = 5, statements flattened = 525 [2024-11-28 02:21:09,449 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-28 02:21:09,449 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-28 02:21:09,450 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-28 02:21:09,450 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-28 02:21:09,465 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,466 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,486 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,631 INFO L175 MemorySlicer]: Split 353 memory accesses to 7 slices as follows [2, 7, 238, 7, 91, 3, 5]. 67 percent of accesses are in the largest equivalence class. The 15 initializations are split as follows [2, 1, 6, 1, 0, 0, 5]. The 244 writes are split as follows [0, 4, 232, 4, 3, 1, 0]. [2024-11-28 02:21:09,632 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,633 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,725 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,732 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,742 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,760 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,767 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,783 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-28 02:21:09,784 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-28 02:21:09,785 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-28 02:21:09,785 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-28 02:21:09,786 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (1/1) ... [2024-11-28 02:21:09,793 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-11-28 02:21:09,817 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:21:09,838 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-11-28 02:21:09,844 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-11-28 02:21:09,885 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_is_valid [2024-11-28 02:21:09,885 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_is_valid [2024-11-28 02:21:09,886 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_string_is_allocated_bounded_length [2024-11-28 02:21:09,886 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_string_is_allocated_bounded_length [2024-11-28 02:21:09,887 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-28 02:21:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-28 02:21:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-28 02:21:09,888 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-28 02:21:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-28 02:21:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-28 02:21:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-11-28 02:21:09,888 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-11-28 02:21:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-11-28 02:21:09,889 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#5 [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#6 [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-28 02:21:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-28 02:21:09,890 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-28 02:21:09,890 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-11-28 02:21:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-11-28 02:21:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-11-28 02:21:09,891 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-11-28 02:21:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-11-28 02:21:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#5 [2024-11-28 02:21:09,893 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#6 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure aws_string_bytes [2024-11-28 02:21:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_string_bytes [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure hashlittle2 [2024-11-28 02:21:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure hashlittle2 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-11-28 02:21:09,894 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#0 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#1 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#2 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#3 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#4 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#5 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4#6 [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-28 02:21:09,894 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#1 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#2 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#3 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#4 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#5 [2024-11-28 02:21:09,895 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#6 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#0 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#1 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#2 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#3 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#4 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#5 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4#6 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#0 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#1 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#2 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#3 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#4 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#5 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1#6 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#0 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#1 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#2 [2024-11-28 02:21:09,896 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#3 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#4 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#5 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8#6 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#0 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#1 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#2 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#3 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#4 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#5 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4#6 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#0 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#1 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#2 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#3 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#4 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#5 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE2#6 [2024-11-28 02:21:09,897 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-28 02:21:09,898 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#0 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#1 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#2 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#3 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#4 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#5 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8#6 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#0 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#1 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#2 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#3 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#4 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#5 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1#6 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#0 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#1 [2024-11-28 02:21:09,898 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#2 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#3 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#4 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#5 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4#6 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-11-28 02:21:09,899 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-11-28 02:21:09,903 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-11-28 02:21:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-11-28 02:21:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#5 [2024-11-28 02:21:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#6 [2024-11-28 02:21:09,904 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-28 02:21:09,906 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-28 02:21:10,535 INFO L234 CfgBuilder]: Building ICFG [2024-11-28 02:21:10,538 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-28 02:21:15,127 WARN L773 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2024-11-28 02:21:21,032 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##4: assume false; [2024-11-28 02:21:21,033 INFO L727 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##5: assume !false; [2024-11-28 02:21:21,098 INFO L? ?]: Removed 199 outVars from TransFormulas that were not future-live. [2024-11-28 02:21:21,099 INFO L283 CfgBuilder]: Performing block encoding [2024-11-28 02:21:21,113 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-28 02:21:21,116 INFO L312 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-28 02:21:21,117 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:21:21 BoogieIcfgContainer [2024-11-28 02:21:21,117 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-28 02:21:21,119 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-28 02:21:21,121 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-28 02:21:21,130 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-28 02:21:21,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 02:21:04" (1/3) ... [2024-11-28 02:21:21,130 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502606c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:21:21, skipping insertion in model container [2024-11-28 02:21:21,130 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 02:21:09" (2/3) ... [2024-11-28 02:21:21,131 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@502606c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 02:21:21, skipping insertion in model container [2024-11-28 02:21:21,131 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:21:21" (3/3) ... [2024-11-28 02:21:21,134 INFO L128 eAbstractionObserver]: Analyzing ICFG aws_hash_string_harness.i [2024-11-28 02:21:21,152 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-28 02:21:21,154 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG aws_hash_string_harness.i that has 11 procedures, 147 locations, 1 initial locations, 4 loop locations, and 1 error locations. [2024-11-28 02:21:21,233 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-28 02:21:21,252 INFO L333 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, 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;@13f6eb61, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-28 02:21:21,252 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-28 02:21:21,258 INFO L276 IsEmpty]: Start isEmpty. Operand has 147 states, 121 states have (on average 1.4545454545454546) internal successors, (176), 121 states have internal predecessors, (176), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) [2024-11-28 02:21:21,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 02:21:21,272 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:21:21,273 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:21:21,273 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:21:21,279 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:21:21,280 INFO L85 PathProgramCache]: Analyzing trace with hash 1868754176, now seen corresponding path program 1 times [2024-11-28 02:21:21,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:21:21,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1611600172] [2024-11-28 02:21:21,299 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:21:21,300 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:21:21,300 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:21:21,303 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:21:21,310 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-11-28 02:21:31,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:21:31,361 INFO L256 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-11-28 02:21:31,369 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:21:31,403 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-28 02:21:31,403 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:21:31,404 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:21:31,404 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1611600172] [2024-11-28 02:21:31,405 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1611600172] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:21:31,405 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:21:31,405 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-28 02:21:31,407 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2006197704] [2024-11-28 02:21:31,407 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:21:31,412 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-28 02:21:31,412 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:21:31,443 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-28 02:21:31,443 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:21:31,447 INFO L87 Difference]: Start difference. First operand has 147 states, 121 states have (on average 1.4545454545454546) internal successors, (176), 121 states have internal predecessors, (176), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (15), 15 states have call predecessors, (15), 15 states have call successors, (15) Second operand has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 02:21:31,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:21:31,502 INFO L93 Difference]: Finished difference Result 283 states and 408 transitions. [2024-11-28 02:21:31,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-28 02:21:31,504 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 93 [2024-11-28 02:21:31,504 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:21:31,515 INFO L225 Difference]: With dead ends: 283 [2024-11-28 02:21:31,515 INFO L226 Difference]: Without dead ends: 138 [2024-11-28 02:21:31,521 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-28 02:21:31,528 INFO L435 NwaCegarLoop]: 199 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 199 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-11-28 02:21:31,529 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 199 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-11-28 02:21:31,545 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 138 states. [2024-11-28 02:21:31,577 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 138 to 138. [2024-11-28 02:21:31,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 138 states, 113 states have (on average 1.4336283185840708) internal successors, (162), 113 states have internal predecessors, (162), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-28 02:21:31,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 138 states and 191 transitions. [2024-11-28 02:21:31,591 INFO L78 Accepts]: Start accepts. Automaton has 138 states and 191 transitions. Word has length 93 [2024-11-28 02:21:31,592 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:21:31,593 INFO L471 AbstractCegarLoop]: Abstraction has 138 states and 191 transitions. [2024-11-28 02:21:31,593 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 23.5) internal successors, (47), 2 states have internal predecessors, (47), 2 states have call successors, (14), 2 states have call predecessors, (14), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2024-11-28 02:21:31,593 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 191 transitions. [2024-11-28 02:21:31,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 02:21:31,596 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:21:31,597 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:21:31,637 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2024-11-28 02:21:31,797 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:21:31,798 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:21:31,798 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:21:31,798 INFO L85 PathProgramCache]: Analyzing trace with hash 376279168, now seen corresponding path program 1 times [2024-11-28 02:21:31,800 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:21:31,800 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [354151784] [2024-11-28 02:21:31,801 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:21:31,801 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:21:31,801 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:21:31,803 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:21:31,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-28 02:21:40,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:21:40,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 2439 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-11-28 02:21:40,793 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:21:46,402 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2024-11-28 02:21:46,402 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:21:46,402 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:21:46,402 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [354151784] [2024-11-28 02:21:46,402 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [354151784] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:21:46,403 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:21:46,403 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2024-11-28 02:21:46,403 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [171098232] [2024-11-28 02:21:46,403 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:21:46,407 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2024-11-28 02:21:46,407 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:21:46,409 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2024-11-28 02:21:46,409 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:21:46,410 INFO L87 Difference]: Start difference. First operand 138 states and 191 transitions. Second operand has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-28 02:21:53,170 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:21:53,170 INFO L93 Difference]: Finished difference Result 247 states and 352 transitions. [2024-11-28 02:21:53,171 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-11-28 02:21:53,171 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) Word has length 93 [2024-11-28 02:21:53,172 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:21:53,175 INFO L225 Difference]: With dead ends: 247 [2024-11-28 02:21:53,175 INFO L226 Difference]: Without dead ends: 143 [2024-11-28 02:21:53,176 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 92 GetRequests, 81 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 4.2s TimeCoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2024-11-28 02:21:53,177 INFO L435 NwaCegarLoop]: 179 mSDtfsCounter, 3 mSDsluCounter, 1760 mSDsCounter, 0 mSdLazyCounter, 154 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 6.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 6 SdHoareTripleChecker+Valid, 1939 SdHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 154 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 6.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:21:53,178 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [6 Valid, 1939 Invalid, 154 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 154 Invalid, 0 Unknown, 0 Unchecked, 6.7s Time] [2024-11-28 02:21:53,179 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 143 states. [2024-11-28 02:21:53,201 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 143 to 143. [2024-11-28 02:21:53,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 143 states, 117 states have (on average 1.4273504273504274) internal successors, (167), 118 states have internal predecessors, (167), 15 states have call successors, (15), 10 states have call predecessors, (15), 10 states have return successors, (16), 14 states have call predecessors, (16), 14 states have call successors, (16) [2024-11-28 02:21:53,205 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 143 states and 198 transitions. [2024-11-28 02:21:53,207 INFO L78 Accepts]: Start accepts. Automaton has 143 states and 198 transitions. Word has length 93 [2024-11-28 02:21:53,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:21:53,210 INFO L471 AbstractCegarLoop]: Abstraction has 143 states and 198 transitions. [2024-11-28 02:21:53,211 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 12 states have (on average 4.5) internal successors, (54), 11 states have internal predecessors, (54), 4 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 4 states have call successors, (13) [2024-11-28 02:21:53,211 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 198 transitions. [2024-11-28 02:21:53,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 02:21:53,217 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:21:53,218 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1] [2024-11-28 02:21:53,252 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-28 02:21:53,418 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:21:53,419 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:21:53,419 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:21:53,419 INFO L85 PathProgramCache]: Analyzing trace with hash -67621506, now seen corresponding path program 1 times [2024-11-28 02:21:53,421 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:21:53,421 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [890223312] [2024-11-28 02:21:53,422 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:21:53,422 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:21:53,422 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:21:53,427 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:21:53,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-28 02:22:02,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:22:02,317 INFO L256 TraceCheckSpWp]: Trace formula consists of 2442 conjuncts, 19 conjuncts are in the unsatisfiable core [2024-11-28 02:22:02,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:22:09,646 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-11-28 02:22:09,646 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:22:09,647 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:22:09,647 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [890223312] [2024-11-28 02:22:09,647 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [890223312] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:22:09,647 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:22:09,647 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [16] imperfect sequences [] total 16 [2024-11-28 02:22:09,647 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [391481243] [2024-11-28 02:22:09,648 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:22:09,648 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2024-11-28 02:22:09,648 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:22:09,649 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2024-11-28 02:22:09,649 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=209, Unknown=0, NotChecked=0, Total=240 [2024-11-28 02:22:09,650 INFO L87 Difference]: Start difference. First operand 143 states and 198 transitions. Second operand has 16 states, 14 states have (on average 4.071428571428571) internal successors, (57), 14 states have internal predecessors, (57), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-28 02:22:19,423 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:22:19,424 INFO L93 Difference]: Finished difference Result 243 states and 347 transitions. [2024-11-28 02:22:19,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2024-11-28 02:22:19,426 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 14 states have (on average 4.071428571428571) internal successors, (57), 14 states have internal predecessors, (57), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) Word has length 93 [2024-11-28 02:22:19,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:22:19,429 INFO L225 Difference]: With dead ends: 243 [2024-11-28 02:22:19,429 INFO L226 Difference]: Without dead ends: 140 [2024-11-28 02:22:19,430 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 78 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 6.1s TimeCoverageRelationStatistics Valid=35, Invalid=237, Unknown=0, NotChecked=0, Total=272 [2024-11-28 02:22:19,435 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 5 mSDsluCounter, 2449 mSDsCounter, 0 mSdLazyCounter, 224 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 12 SdHoareTripleChecker+Valid, 2627 SdHoareTripleChecker+Invalid, 226 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 224 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.3s IncrementalHoareTripleChecker+Time [2024-11-28 02:22:19,435 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [12 Valid, 2627 Invalid, 226 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 9.3s Time] [2024-11-28 02:22:19,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2024-11-28 02:22:19,457 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2024-11-28 02:22:19,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 140 states, 115 states have (on average 1.4260869565217391) internal successors, (164), 115 states have internal predecessors, (164), 15 states have call successors, (15), 10 states have call predecessors, (15), 9 states have return successors, (14), 14 states have call predecessors, (14), 14 states have call successors, (14) [2024-11-28 02:22:19,461 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 193 transitions. [2024-11-28 02:22:19,461 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 193 transitions. Word has length 93 [2024-11-28 02:22:19,462 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:22:19,462 INFO L471 AbstractCegarLoop]: Abstraction has 140 states and 193 transitions. [2024-11-28 02:22:19,463 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 14 states have (on average 4.071428571428571) internal successors, (57), 14 states have internal predecessors, (57), 7 states have call successors, (14), 2 states have call predecessors, (14), 6 states have return successors, (13), 7 states have call predecessors, (13), 7 states have call successors, (13) [2024-11-28 02:22:19,463 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 193 transitions. [2024-11-28 02:22:19,466 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2024-11-28 02:22:19,470 INFO L210 NwaCegarLoop]: Found error trace [2024-11-28 02:22:19,470 INFO L218 NwaCegarLoop]: trace histogram [4, 4, 4, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-28 02:22:19,521 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-28 02:22:19,671 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:22:19,671 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-28 02:22:19,672 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-28 02:22:19,672 INFO L85 PathProgramCache]: Analyzing trace with hash 82193598, now seen corresponding path program 1 times [2024-11-28 02:22:19,673 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-11-28 02:22:19,674 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [83778129] [2024-11-28 02:22:19,674 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-28 02:22:19,674 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:22:19,674 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 [2024-11-28 02:22:19,676 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-28 02:22:19,677 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-28 02:22:28,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-28 02:22:28,992 INFO L256 TraceCheckSpWp]: Trace formula consists of 2448 conjuncts, 12 conjuncts are in the unsatisfiable core [2024-11-28 02:22:28,996 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-28 02:22:32,798 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 16 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-11-28 02:22:32,798 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-28 02:22:32,799 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-11-28 02:22:32,799 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [83778129] [2024-11-28 02:22:32,799 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [83778129] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-28 02:22:32,799 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-28 02:22:32,799 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [] total 10 [2024-11-28 02:22:32,799 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [344980976] [2024-11-28 02:22:32,799 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-28 02:22:32,800 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-28 02:22:32,800 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-11-28 02:22:32,804 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-28 02:22:32,805 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2024-11-28 02:22:32,805 INFO L87 Difference]: Start difference. First operand 140 states and 193 transitions. Second operand has 10 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) [2024-11-28 02:22:38,155 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-11-28 02:22:38,155 INFO L93 Difference]: Finished difference Result 144 states and 196 transitions. [2024-11-28 02:22:38,156 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2024-11-28 02:22:38,156 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) Word has length 93 [2024-11-28 02:22:38,157 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-11-28 02:22:38,157 INFO L225 Difference]: With dead ends: 144 [2024-11-28 02:22:38,157 INFO L226 Difference]: Without dead ends: 0 [2024-11-28 02:22:38,158 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 4.0s TimeCoverageRelationStatistics Valid=40, Invalid=170, Unknown=0, NotChecked=0, Total=210 [2024-11-28 02:22:38,159 INFO L435 NwaCegarLoop]: 30 mSDtfsCounter, 14 mSDsluCounter, 189 mSDsCounter, 0 mSdLazyCounter, 72 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 3.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 16 SdHoareTripleChecker+Valid, 219 SdHoareTripleChecker+Invalid, 79 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 72 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.7s IncrementalHoareTripleChecker+Time [2024-11-28 02:22:38,159 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [16 Valid, 219 Invalid, 79 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 72 Invalid, 0 Unknown, 0 Unchecked, 3.7s Time] [2024-11-28 02:22:38,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2024-11-28 02:22:38,160 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2024-11-28 02:22:38,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-28 02:22:38,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2024-11-28 02:22:38,161 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 93 [2024-11-28 02:22:38,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-11-28 02:22:38,161 INFO L471 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2024-11-28 02:22:38,162 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 8 states have (on average 6.0) internal successors, (48), 9 states have internal predecessors, (48), 6 states have call successors, (14), 2 states have call predecessors, (14), 5 states have return successors, (13), 5 states have call predecessors, (13), 6 states have call successors, (13) [2024-11-28 02:22:38,162 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2024-11-28 02:22:38,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-28 02:22:38,165 INFO L782 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-11-28 02:22:38,202 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-28 02:22:38,365 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-28 02:22:38,368 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2024-11-28 02:22:38,370 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2024-11-28 02:22:40,013 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-11-28 02:22:40,026 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 02:22:40 BoogieIcfgContainer [2024-11-28 02:22:40,027 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-11-28 02:22:40,028 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-28 02:22:40,028 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-28 02:22:40,028 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-28 02:22:40,029 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 02:21:21" (3/4) ... [2024-11-28 02:22:40,032 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-11-28 02:22:40,038 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_string_is_allocated_bounded_length [2024-11-28 02:22:40,038 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2024-11-28 02:22:40,038 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure hashlittle2 [2024-11-28 02:22:40,038 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint64_t [2024-11-28 02:22:40,038 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2024-11-28 02:22:40,039 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_bytes [2024-11-28 02:22:40,039 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-28 02:22:40,039 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-28 02:22:40,039 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2024-11-28 02:22:40,039 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_string_is_valid [2024-11-28 02:22:40,070 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 125 nodes and edges [2024-11-28 02:22:40,071 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 54 nodes and edges [2024-11-28 02:22:40,074 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2024-11-28 02:22:40,077 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2024-11-28 02:22:40,078 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2024-11-28 02:22:40,079 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-28 02:22:40,081 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2024-11-28 02:22:40,082 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-28 02:22:40,762 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/witness.graphml [2024-11-28 02:22:40,763 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/witness.yml [2024-11-28 02:22:40,763 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-28 02:22:40,764 INFO L158 Benchmark]: Toolchain (without parser) took 96722.58ms. Allocated memory was 83.9MB in the beginning and 1.8GB in the end (delta: 1.7GB). Free memory was 50.2MB in the beginning and 624.5MB in the end (delta: -574.3MB). Peak memory consumption was 1.1GB. Max. memory is 16.1GB. [2024-11-28 02:22:40,764 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-28 02:22:40,765 INFO L158 Benchmark]: CACSL2BoogieTranslator took 5160.43ms. Allocated memory was 83.9MB in the beginning and 302.0MB in the end (delta: 218.1MB). Free memory was 49.7MB in the beginning and 155.1MB in the end (delta: -105.4MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,765 INFO L158 Benchmark]: Boogie Procedure Inliner took 241.82ms. Allocated memory is still 302.0MB. Free memory was 155.1MB in the beginning and 145.0MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,765 INFO L158 Benchmark]: Boogie Preprocessor took 334.16ms. Allocated memory is still 302.0MB. Free memory was 145.0MB in the beginning and 123.2MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,766 INFO L158 Benchmark]: RCFGBuilder took 11332.45ms. Allocated memory is still 302.0MB. Free memory was 123.1MB in the beginning and 165.7MB in the end (delta: -42.6MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,766 INFO L158 Benchmark]: TraceAbstraction took 78907.57ms. Allocated memory was 302.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 162.6MB in the beginning and 758.3MB in the end (delta: -595.7MB). Peak memory consumption was 904.3MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,767 INFO L158 Benchmark]: Witness Printer took 735.39ms. Allocated memory is still 1.8GB. Free memory was 758.3MB in the beginning and 624.5MB in the end (delta: 133.8MB). Peak memory consumption was 134.2MB. Max. memory is 16.1GB. [2024-11-28 02:22:40,769 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 83.9MB. Free memory is still 64.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 5160.43ms. Allocated memory was 83.9MB in the beginning and 302.0MB in the end (delta: 218.1MB). Free memory was 49.7MB in the beginning and 155.1MB in the end (delta: -105.4MB). Peak memory consumption was 115.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 241.82ms. Allocated memory is still 302.0MB. Free memory was 155.1MB in the beginning and 145.0MB in the end (delta: 10.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 334.16ms. Allocated memory is still 302.0MB. Free memory was 145.0MB in the beginning and 123.2MB in the end (delta: 21.8MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * RCFGBuilder took 11332.45ms. Allocated memory is still 302.0MB. Free memory was 123.1MB in the beginning and 165.7MB in the end (delta: -42.6MB). Peak memory consumption was 70.7MB. Max. memory is 16.1GB. * TraceAbstraction took 78907.57ms. Allocated memory was 302.0MB in the beginning and 1.8GB in the end (delta: 1.5GB). Free memory was 162.6MB in the beginning and 758.3MB in the end (delta: -595.7MB). Peak memory consumption was 904.3MB. Max. memory is 16.1GB. * Witness Printer took 735.39ms. Allocated memory is still 1.8GB. Free memory was 758.3MB in the beginning and 624.5MB in the end (delta: 133.8MB). Peak memory consumption was 134.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResultAtLocation [Line: 7558]: Unsoundness Warning Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7558-7569] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 147 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 77.2s, OverallIterations: 4, TraceHistogramMax: 4, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 22.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 34 SdHoareTripleChecker+Valid, 19.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 4984 SdHoareTripleChecker+Invalid, 19.3s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4398 mSDsCounter, 9 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 450 IncrementalHoareTripleChecker+Invalid, 459 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9 mSolverCounterUnsat, 586 mSDtfsCounter, 450 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 374 GetRequests, 335 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 14.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=147occurred in iteration=0, InterpolantAutomatonStates: 44, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.9s SsaConstructionTime, 4.6s SatisfiabilityAnalysisTime, 17.2s InterpolantComputationTime, 372 NumberOfCodeBlocks, 372 NumberOfCodeBlocksAsserted, 4 NumberOfCheckSat, 368 ConstructedInterpolants, 7 QuantifiedInterpolants, 629 SizeOfPredicates, 10 NumberOfNonLiveVariables, 9768 ConjunctsInSsa, 48 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 180/180 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, ConComCheckerStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 8890]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8856]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 8936]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9951]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2024-11-28 02:22:40,930 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_caa770fb-3f82-4fcf-bbe6-c3090605fbb1/bin/uautomizer-verify-aQ6SnzHsRB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE