./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU --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 3e644a292a4c5d5b549b88d9030b75ad2c804a7dc6b4d8e0c5760a8e3b5148d0 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-10-31 22:17:11,824 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-31 22:17:11,924 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/config/svcomp-Reach-64bit-Automizer_Default.epf [2024-10-31 22:17:11,932 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-31 22:17:11,933 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-31 22:17:11,969 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-31 22:17:11,970 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-31 22:17:11,970 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-31 22:17:11,971 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-31 22:17:11,972 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-31 22:17:11,973 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-31 22:17:11,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-31 22:17:11,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-31 22:17:11,974 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-31 22:17:11,974 INFO L153 SettingsManager]: * Use SBE=true [2024-10-31 22:17:11,974 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-31 22:17:11,975 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-31 22:17:11,975 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-31 22:17:11,975 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-31 22:17:11,979 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-31 22:17:11,979 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-31 22:17:11,980 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-31 22:17:11,980 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-31 22:17:11,981 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-31 22:17:11,981 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-31 22:17:11,981 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-31 22:17:11,982 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-31 22:17:11,982 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-31 22:17:11,982 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-31 22:17:11,983 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:17:11,983 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-31 22:17:11,983 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-31 22:17:11,984 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-31 22:17:11,984 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-31 22:17:11,984 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-31 22:17:11,985 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-31 22:17:11,985 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-31 22:17:11,985 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-31 22:17:11,985 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-31 22:17:11,986 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3e644a292a4c5d5b549b88d9030b75ad2c804a7dc6b4d8e0c5760a8e3b5148d0 [2024-10-31 22:17:12,276 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-31 22:17:12,308 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-31 22:17:12,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-31 22:17:12,312 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-31 22:17:12,314 INFO L274 PluginConnector]: CDTParser initialized [2024-10-31 22:17:12,315 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i Unable to find full path for "g++" [2024-10-31 22:17:14,381 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-31 22:17:14,976 INFO L384 CDTParser]: Found 1 translation units. [2024-10-31 22:17:14,977 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i [2024-10-31 22:17:15,027 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/data/1341629ac/42aec2e88fed4123a20f0fb2f1013ef6/FLAGd0c66a85d [2024-10-31 22:17:15,050 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/data/1341629ac/42aec2e88fed4123a20f0fb2f1013ef6 [2024-10-31 22:17:15,053 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-31 22:17:15,058 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-31 22:17:15,060 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-31 22:17:15,060 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-31 22:17:15,067 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-31 22:17:15,068 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:17:15" (1/1) ... [2024-10-31 22:17:15,069 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@52ddcd15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:15, skipping insertion in model container [2024-10-31 22:17:15,070 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.10 10:17:15" (1/1) ... [2024-10-31 22:17:15,199 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-31 22:17:15,554 WARN L251 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_d24ef297-598b-4876-b785-790c23bb3a68/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4510,4523] [2024-10-31 22:17:15,563 WARN L251 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_d24ef297-598b-4876-b785-790c23bb3a68/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4570,4583] [2024-10-31 22:17:16,679 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,680 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,683 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,685 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,686 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,702 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,703 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,705 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:16,706 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,519 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,520 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,622 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:17:17,679 INFO L200 MainTranslator]: Completed pre-run [2024-10-31 22:17:17,702 WARN L251 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_d24ef297-598b-4876-b785-790c23bb3a68/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4510,4523] [2024-10-31 22:17:17,703 WARN L251 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_d24ef297-598b-4876-b785-790c23bb3a68/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_from_whole_buffer_harness.i[4570,4583] [2024-10-31 22:17:17,767 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,768 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,768 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,769 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,769 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,788 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,793 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,794 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:17,795 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:18,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : "+r"(index)); [8291] [2024-10-31 22:17:18,038 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:18,039 WARN L1657 CHandler]: Possible shadowing of function index [2024-10-31 22:17:18,055 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [8777-8788] [2024-10-31 22:17:18,081 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-31 22:17:18,369 INFO L204 MainTranslator]: Completed translation [2024-10-31 22:17:18,369 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18 WrapperNode [2024-10-31 22:17:18,369 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-31 22:17:18,371 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-31 22:17:18,371 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-31 22:17:18,371 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-31 22:17:18,379 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,514 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,622 INFO L138 Inliner]: procedures = 680, calls = 2658, calls flagged for inlining = 59, calls inlined = 6, statements flattened = 920 [2024-10-31 22:17:18,622 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-31 22:17:18,624 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-31 22:17:18,624 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-31 22:17:18,625 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-31 22:17:18,636 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,647 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,752 INFO L175 MemorySlicer]: Split 592 memory accesses to 5 slices as follows [249, 257, 2, 6, 78]. 43 percent of accesses are in the largest equivalence class. The 29 initializations are split as follows [11, 0, 2, 0, 16]. The 499 writes are split as follows [233, 257, 0, 2, 7]. [2024-10-31 22:17:18,753 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,753 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,799 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,811 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,827 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,838 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,856 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-31 22:17:18,857 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-31 22:17:18,858 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-31 22:17:18,863 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-31 22:17:18,864 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (1/1) ... [2024-10-31 22:17:18,877 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-31 22:17:18,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/z3 [2024-10-31 22:17:18,922 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-31 22:17:18,925 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d24ef297-598b-4876-b785-790c23bb3a68/bin/uautomizer-verify-4GaUIPS5ZU/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-31 22:17:18,957 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2024-10-31 22:17:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2024-10-31 22:17:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-10-31 22:17:18,959 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-10-31 22:17:18,959 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#0 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#1 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#2 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#3 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int#4 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#0 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#1 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#2 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#3 [2024-10-31 22:17:18,960 INFO L130 BoogieDeclarations]: Found specification of procedure read~int#4 [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-10-31 22:17:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure save_byte_from_array [2024-10-31 22:17:18,961 INFO L138 BoogieDeclarations]: Found implementation of procedure save_byte_from_array [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#0 [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#1 [2024-10-31 22:17:18,961 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#2 [2024-10-31 22:17:18,962 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#3 [2024-10-31 22:17:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$#4 [2024-10-31 22:17:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-10-31 22:17:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-10-31 22:17:18,964 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_byte_buf_has_allocated_buffer_member [2024-10-31 22:17:18,964 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_byte_buf_has_allocated_buffer_member [2024-10-31 22:17:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-31 22:17:18,965 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-31 22:17:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-10-31 22:17:18,965 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-10-31 22:17:18,965 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2024-10-31 22:17:18,966 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2024-10-31 22:17:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#0 [2024-10-31 22:17:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#1 [2024-10-31 22:17:18,966 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#2 [2024-10-31 22:17:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#3 [2024-10-31 22:17:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$#4 [2024-10-31 22:17:18,967 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-31 22:17:18,968 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-31 22:17:18,968 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-10-31 22:17:18,968 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#0 [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#1 [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#2 [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#3 [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$#4 [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2024-10-31 22:17:18,969 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2024-10-31 22:17:18,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#0 [2024-10-31 22:17:18,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#1 [2024-10-31 22:17:18,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#2 [2024-10-31 22:17:18,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#3 [2024-10-31 22:17:18,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$#4 [2024-10-31 22:17:18,971 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-10-31 22:17:18,971 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-10-31 22:17:18,971 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2024-10-31 22:17:18,972 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2024-10-31 22:17:18,972 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_bounded [2024-10-31 22:17:18,972 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_bounded [2024-10-31 22:17:18,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#0 [2024-10-31 22:17:18,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#1 [2024-10-31 22:17:18,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#2 [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#3 [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~int#4 [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_buf_equivalence [2024-10-31 22:17:18,974 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_buf_equivalence [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#1 [2024-10-31 22:17:18,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#2 [2024-10-31 22:17:18,975 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#3 [2024-10-31 22:17:18,976 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#4 [2024-10-31 22:17:19,411 INFO L238 CfgBuilder]: Building ICFG [2024-10-31 22:17:19,415 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-31 22:17:28,972 INFO L? ?]: Removed 114 outVars from TransFormulas that were not future-live. [2024-10-31 22:17:28,973 INFO L287 CfgBuilder]: Performing block encoding [2024-10-31 22:17:28,988 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-31 22:17:28,989 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-31 22:17:28,990 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:17:28 BoogieIcfgContainer [2024-10-31 22:17:28,990 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-31 22:17:28,992 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-31 22:17:28,992 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-31 22:17:28,996 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-31 22:17:28,996 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 31.10 10:17:15" (1/3) ... [2024-10-31 22:17:28,997 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24d5c71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:17:28, skipping insertion in model container [2024-10-31 22:17:28,997 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.10 10:17:18" (2/3) ... [2024-10-31 22:17:28,999 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@24d5c71a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 31.10 10:17:28, skipping insertion in model container [2024-10-31 22:17:29,000 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.10 10:17:28" (3/3) ... [2024-10-31 22:17:29,001 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_from_whole_buffer_harness.i [2024-10-31 22:17:29,021 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-31 22:17:29,021 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-31 22:17:29,111 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-31 22:17:29,120 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;@f4b87ec, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-31 22:17:29,121 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-31 22:17:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand has 175 states, 105 states have (on average 1.2190476190476192) internal successors, (128), 107 states have internal predecessors, (128), 53 states have call successors, (53), 15 states have call predecessors, (53), 15 states have return successors, (53), 53 states have call predecessors, (53), 53 states have call successors, (53) [2024-10-31 22:17:29,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2024-10-31 22:17:29,144 INFO L207 NwaCegarLoop]: Found error trace [2024-10-31 22:17:29,145 INFO L215 NwaCegarLoop]: trace histogram [10, 10, 10, 6, 6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-31 22:17:29,146 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-31 22:17:29,151 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-31 22:17:29,151 INFO L85 PathProgramCache]: Analyzing trace with hash -710663743, now seen corresponding path program 1 times [2024-10-31 22:17:29,163 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-31 22:17:29,164 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [80526721] [2024-10-31 22:17:29,165 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-31 22:17:29,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms