./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 5d24b296895bb1aad8d34c2d7efdb39aad00aa64487bccb479278d36c5a9a207 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:35:42,791 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:35:42,841 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Overflow-64bit-Kojak_Default.epf [2024-12-06 02:35:42,845 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:35:42,845 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:35:42,862 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:35:42,863 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:35:42,863 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:35:42,864 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:35:42,864 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:35:42,864 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:35:42,864 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:35:42,864 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:35:42,864 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:35:42,864 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:35:42,865 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:35:42,865 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:35:42,866 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:42,866 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:35:42,866 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b 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 ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5d24b296895bb1aad8d34c2d7efdb39aad00aa64487bccb479278d36c5a9a207 [2024-12-06 02:35:43,062 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:35:43,069 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:35:43,070 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:35:43,071 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:35:43,072 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:35:43,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2024-12-06 02:35:45,703 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/data/1cafc90dd/160b19c62b8f44ccad36f91c3ba0d753/FLAG60ba1d4c6 [2024-12-06 02:35:46,122 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:35:46,123 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/sv-benchmarks/c/aws-c-common/aws_ring_buffer_acquire_harness.i [2024-12-06 02:35:46,153 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/data/1cafc90dd/160b19c62b8f44ccad36f91c3ba0d753/FLAG60ba1d4c6 [2024-12-06 02:35:46,167 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/data/1cafc90dd/160b19c62b8f44ccad36f91c3ba0d753 [2024-12-06 02:35:46,169 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:35:46,171 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:35:46,172 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:46,172 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:35:46,176 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:35:46,177 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:46" (1/1) ... [2024-12-06 02:35:46,178 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74e5a5c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:46, skipping insertion in model container [2024-12-06 02:35:46,178 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:35:46" (1/1) ... [2024-12-06 02:35:46,256 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:35:47,288 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,288 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,289 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,290 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,290 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,305 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,305 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,307 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,308 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,967 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:47,968 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,051 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:48,089 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:35:48,132 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,132 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,132 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,133 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,133 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,138 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,138 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,139 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,139 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,245 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8269] [2024-12-06 02:35:48,246 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,247 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 02:35:48,269 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8989-9000] [2024-12-06 02:35:48,283 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:35:48,464 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:35:48,464 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48 WrapperNode [2024-12-06 02:35:48,464 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:35:48,465 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:48,465 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:35:48,466 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:35:48,471 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,537 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,597 INFO L138 Inliner]: procedures = 684, calls = 2945, calls flagged for inlining = 61, calls inlined = 12, statements flattened = 1209 [2024-12-06 02:35:48,598 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:35:48,598 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:35:48,598 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:35:48,599 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:35:48,605 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,605 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,611 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,611 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,651 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,654 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,659 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,666 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,671 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,681 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:35:48,681 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:35:48,682 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:35:48,682 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:35:48,682 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:35:48" (1/1) ... [2024-12-06 02:35:48,687 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:35:48,698 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:35:48,711 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:35:48,713 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2f6ed039-1f13-48df-b3bb-676cce69270f/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-12-06 02:35:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-12-06 02:35:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr [2024-12-06 02:35:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-12-06 02:35:48,738 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-12-06 02:35:48,738 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_priv_xlate_order [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_priv_xlate_order [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-12-06 02:35:48,739 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-12-06 02:35:48,739 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_from_empty_array [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_from_empty_array [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_check_atomic_ptr [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_check_atomic_ptr [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure is_front_valid_state [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure is_front_valid_state [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure is_ends_valid_state [2024-12-06 02:35:48,740 INFO L138 BoogieDeclarations]: Found implementation of procedure is_ends_valid_state [2024-12-06 02:35:48,740 INFO L130 BoogieDeclarations]: Found specification of procedure s_buf_belongs_to_pool [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure s_buf_belongs_to_pool [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_store_ptr_explicit [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_store_ptr_explicit [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ring_buffer_is_valid [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ring_buffer_is_valid [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure is_middle_valid_state [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure is_middle_valid_state [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure aws_atomic_load_ptr_explicit [2024-12-06 02:35:48,741 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_atomic_load_ptr_explicit [2024-12-06 02:35:48,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:35:49,032 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:35:49,038 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:36:05,834 INFO L? ?]: Removed 228 outVars from TransFormulas that were not future-live. [2024-12-06 02:36:05,834 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:36:06,437 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:36:06,437 INFO L312 CfgBuilder]: Removed 3 assume(true) statements. [2024-12-06 02:36:06,437 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:36:06 BoogieIcfgContainer [2024-12-06 02:36:06,437 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:36:06,441 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:36:06,442 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:36:06,451 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:36:06,451 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:36:06" (1/1) ... [2024-12-06 02:36:06,458 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:36:06,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:36:06,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 353 states and 509 transitions. [2024-12-06 02:36:06,517 INFO L276 IsEmpty]: Start isEmpty. Operand 353 states and 509 transitions. [2024-12-06 02:36:06,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2024-12-06 02:36:06,521 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:36:06,522 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:37:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:37:33,774 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:37:44,143 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.36s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 02:37:46,615 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:37:46,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 518 states to 357 states and 518 transitions. [2024-12-06 02:37:46,619 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 518 transitions. [2024-12-06 02:37:46,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 02:37:46,620 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:37:46,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:39:10,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:39:13,865 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:39:18,203 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:39:18,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 359 states and 524 transitions. [2024-12-06 02:39:18,209 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 524 transitions. [2024-12-06 02:39:18,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2024-12-06 02:39:18,211 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:39:18,211 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:40:39,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:40:42,667 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:40:47,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:40:47,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 528 states to 361 states and 528 transitions. [2024-12-06 02:40:47,877 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 528 transitions. [2024-12-06 02:40:47,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 02:40:47,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:40:47,879 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:42:09,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:42:12,597 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:42:19,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:42:19,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 363 states and 530 transitions. [2024-12-06 02:42:19,112 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 530 transitions. [2024-12-06 02:42:19,113 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2024-12-06 02:42:19,114 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:42:19,114 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:43:39,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:43:42,279 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:43:48,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:43:48,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 367 states and 540 transitions. [2024-12-06 02:43:48,311 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 540 transitions. [2024-12-06 02:43:48,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2024-12-06 02:43:48,312 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:43:48,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:45:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:45:10,226 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:45:11,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:45:11,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 539 states to 367 states and 539 transitions. [2024-12-06 02:45:11,390 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 539 transitions. [2024-12-06 02:45:11,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2024-12-06 02:45:11,391 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:45:11,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:32,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:33,262 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2024-12-06 02:46:33,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:33,271 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 524 states to 361 states and 524 transitions. [2024-12-06 02:46:33,271 INFO L276 IsEmpty]: Start isEmpty. Operand 361 states and 524 transitions. [2024-12-06 02:46:33,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2024-12-06 02:46:33,273 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:33,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:47:56,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:05,115 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 3 proven. 15 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:48:36,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:36,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 533 states to 367 states and 531 transitions. [2024-12-06 02:48:36,499 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 531 transitions. [2024-12-06 02:48:36,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2024-12-06 02:48:36,501 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:36,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:50:00,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:50:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 4 proven. 15 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 02:50:47,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:50:47,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 543 states to 373 states and 540 transitions. [2024-12-06 02:50:47,126 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 540 transitions. [2024-12-06 02:50:47,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2024-12-06 02:50:47,127 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:50:47,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms