./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.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_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/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_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b --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 Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash fbd83f7e524270f26b355be3b6fdf116e3fc11da746439b12c865fa2fec80a91 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 00:09:19,782 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 00:09:19,834 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 00:09:19,839 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 00:09:19,839 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 00:09:19,856 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 00:09:19,857 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 00:09:19,857 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 00:09:19,858 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 00:09:19,858 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 00:09:19,858 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 00:09:19,858 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 00:09:19,858 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 00:09:19,858 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 00:09:19,858 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 00:09:19,859 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 00:09:19,859 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:09:19,859 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 00:09:19,859 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 00:09:19,860 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 00:09:19,860 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_66314a7b-35f4-407f-b357-60235cc28678/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 ! call(reach_error())) ) 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 -> fbd83f7e524270f26b355be3b6fdf116e3fc11da746439b12c865fa2fec80a91 [2024-12-06 00:09:20,067 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 00:09:20,075 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 00:09:20,076 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 00:09:20,078 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 00:09:20,078 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 00:09:20,079 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i [2024-12-06 00:09:22,671 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/data/89190c1a0/4289d7ae32b444c59a31f123636d0d7f/FLAG9edcbed24 [2024-12-06 00:09:23,082 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 00:09:23,083 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i [2024-12-06 00:09:23,116 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/data/89190c1a0/4289d7ae32b444c59a31f123636d0d7f/FLAG9edcbed24 [2024-12-06 00:09:23,240 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/data/89190c1a0/4289d7ae32b444c59a31f123636d0d7f [2024-12-06 00:09:23,243 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 00:09:23,244 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 00:09:23,245 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 00:09:23,245 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 00:09:23,250 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 00:09:23,251 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:09:23" (1/1) ... [2024-12-06 00:09:23,252 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@28ec94eb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:23, skipping insertion in model container [2024-12-06 00:09:23,252 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 12:09:23" (1/1) ... [2024-12-06 00:09:23,328 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 00:09:23,549 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_66314a7b-35f4-407f-b357-60235cc28678/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4495,4508] [2024-12-06 00:09:23,555 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_66314a7b-35f4-407f-b357-60235cc28678/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4555,4568] [2024-12-06 00:09:24,315 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,316 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,317 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,317 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,318 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,331 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,332 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,334 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,334 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,974 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:24,974 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,047 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:09:25,109 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 00:09:25,121 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_66314a7b-35f4-407f-b357-60235cc28678/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4495,4508] [2024-12-06 00:09:25,122 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_66314a7b-35f4-407f-b357-60235cc28678/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_u8_harness_negated.i[4555,4568] [2024-12-06 00:09:25,158 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,158 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,158 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,159 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,159 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,166 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,166 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,167 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,168 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,283 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8259] [2024-12-06 00:09:25,284 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,285 WARN L1675 CHandler]: Possible shadowing of function index [2024-12-06 00:09:25,300 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8745-8756] [2024-12-06 00:09:25,314 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 00:09:25,522 INFO L204 MainTranslator]: Completed translation [2024-12-06 00:09:25,522 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25 WrapperNode [2024-12-06 00:09:25,522 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 00:09:25,523 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 00:09:25,523 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 00:09:25,524 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 00:09:25,529 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,583 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,650 INFO L138 Inliner]: procedures = 680, calls = 2618, calls flagged for inlining = 63, calls inlined = 10, statements flattened = 871 [2024-12-06 00:09:25,651 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 00:09:25,651 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 00:09:25,651 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 00:09:25,652 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 00:09:25,660 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,660 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,666 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,667 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,695 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,697 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,701 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,706 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,710 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,719 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 00:09:25,720 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 00:09:25,720 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 00:09:25,720 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 00:09:25,721 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 12:09:25" (1/1) ... [2024-12-06 00:09:25,727 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 00:09:25,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 00:09:25,751 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 00:09:25,754 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_66314a7b-35f4-407f-b357-60235cc28678/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 00:09:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-12-06 00:09:25,778 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-12-06 00:09:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 00:09:25,778 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-12-06 00:09:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-12-06 00:09:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-12-06 00:09:25,779 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-12-06 00:09:25,779 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 00:09:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 00:09:25,780 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-12-06 00:09:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-12-06 00:09:25,780 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-12-06 00:09:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-12-06 00:09:25,780 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-12-06 00:09:25,780 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-06 00:09:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-06 00:09:25,780 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-12-06 00:09:25,780 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-12-06 00:09:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-12-06 00:09:25,781 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-12-06 00:09:25,781 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 00:09:25,993 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 00:09:25,995 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 00:09:39,859 INFO L? ?]: Removed 103 outVars from TransFormulas that were not future-live. [2024-12-06 00:09:39,859 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 00:09:40,819 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 00:09:40,819 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 00:09:40,820 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:09:40 BoogieIcfgContainer [2024-12-06 00:09:40,820 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 00:09:40,821 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 00:09:40,821 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 00:09:40,868 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 00:09:40,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 12:09:40" (1/1) ... [2024-12-06 00:09:40,876 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 00:09:40,914 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:09:40,923 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 98 states and 130 transitions. [2024-12-06 00:09:40,924 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 130 transitions. [2024-12-06 00:09:40,928 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:09:40,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:09:40,929 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:11:20,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:12:05,107 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 00:12:15,666 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-12-06 00:12:30,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:12:30,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 117 states and 169 transitions. [2024-12-06 00:12:30,961 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 169 transitions. [2024-12-06 00:12:30,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 00:12:30,963 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:12:30,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:14:48,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:15:36,793 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 4 proven. 4 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 00:16:05,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:16:05,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 115 states and 163 transitions. [2024-12-06 00:16:05,079 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 163 transitions. [2024-12-06 00:16:05,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:16:05,081 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:16:05,082 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:17:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:18:48,548 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-12-06 00:19:39,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:19:39,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 192 transitions. [2024-12-06 00:19:39,034 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 192 transitions. [2024-12-06 00:19:39,037 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:19:39,037 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:19:39,038 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:21:16,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 00:21:51,344 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 34 trivial. 0 not checked. [2024-12-06 00:21:55,466 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 00:21:55,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 124 states and 192 transitions. [2024-12-06 00:21:55,469 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 192 transitions. [2024-12-06 00:21:55,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 00:21:55,471 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 00:21:55,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 00:23:38,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat