./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 47ea0209 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:00:42,730 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:00:42,734 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:00:42,798 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:00:42,799 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:00:42,803 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:00:42,805 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:00:42,809 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:00:42,812 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:00:42,820 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:00:42,821 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:00:42,823 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:00:42,823 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:00:42,826 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:00:42,828 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:00:42,840 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:00:42,842 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:00:42,843 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:00:42,845 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:00:42,853 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:00:42,855 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:00:42,857 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:00:42,860 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:00:42,861 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:00:42,870 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:00:42,871 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:00:42,871 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:00:42,873 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:00:42,874 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:00:42,875 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:00:42,876 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:00:42,877 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:00:42,879 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:00:42,880 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:00:42,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:00:42,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:00:42,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:00:42,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:00:42,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:00:42,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:00:42,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:00:42,886 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-07 01:00:42,927 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:00:42,927 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:00:42,928 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:00:42,929 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:00:42,929 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:00:42,929 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:00:42,929 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-07 01:00:42,930 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:00:42,930 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:00:42,930 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-07 01:00:42,931 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-07 01:00:42,931 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:00:42,932 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-07 01:00:42,932 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-07 01:00:42,932 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-07 01:00:42,933 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:00:42,933 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-07 01:00:42,933 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:00:42,933 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:00:42,934 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:00:42,934 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:00:42,934 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:00:42,934 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:00:42,934 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:00:42,935 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:00:42,935 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:00:42,935 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:00:42,935 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:00:42,936 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:00:42,937 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:00:42,938 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:00:42,938 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-07 01:00:42,938 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-07 01:00:42,939 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:00:42,939 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:00:42,939 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:00:42,939 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-07 01:00:43,273 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:00:43,304 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:00:43,309 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:00:43,311 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:00:43,312 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:00:43,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-07 01:00:43,403 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/b5c0bbe99/e03602f98b474586ba6a8244230d5925/FLAGefb477eb5 [2021-11-07 01:00:44,518 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:00:44,518 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-07 01:00:44,584 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/b5c0bbe99/e03602f98b474586ba6a8244230d5925/FLAGefb477eb5 [2021-11-07 01:00:44,894 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/b5c0bbe99/e03602f98b474586ba6a8244230d5925 [2021-11-07 01:00:44,896 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:00:44,897 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:00:44,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:44,899 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:00:44,903 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:00:44,904 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:44" (1/1) ... [2021-11-07 01:00:44,905 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@762d4605 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:44, skipping insertion in model container [2021-11-07 01:00:44,905 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:44" (1/1) ... [2021-11-07 01:00:44,913 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:00:45,126 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:00:45,543 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-07 01:00:45,555 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-07 01:00:45,595 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:45,602 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:46,889 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,890 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,890 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,891 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,893 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,908 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,909 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,911 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:46,912 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:47,471 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:47,472 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:47,474 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:47,475 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:47,477 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:47,478 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:47,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:47,479 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:47,480 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:47,481 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:47,689 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:47,799 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:47,800 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:47,969 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:00:48,061 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-11-07 01:00:48,062 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@74536d93 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:48, skipping insertion in model container [2021-11-07 01:00:48,063 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:48,064 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-07 01:00:48,067 INFO L168 Benchmark]: Toolchain (without parser) took 3167.76 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 51.4 MB in the beginning and 76.5 MB in the end (delta: -25.0 MB). Peak memory consumption was 30.3 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:48,067 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:00:48,069 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3164.81 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 51.2 MB in the beginning and 76.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. [2021-11-07 01:00:48,073 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 100.7 MB. Free memory is still 78.2 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3164.81 ms. Allocated memory was 100.7 MB in the beginning and 136.3 MB in the end (delta: 35.7 MB). Free memory was 51.2 MB in the beginning and 76.5 MB in the end (delta: -25.3 MB). Peak memory consumption was 28.2 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 6990]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8 --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d --- Real Ultimate output --- This is Ultimate 0.2.1-dev-47ea020 [2021-11-07 01:00:50,456 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-07 01:00:50,459 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-07 01:00:50,493 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-07 01:00:50,494 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-07 01:00:50,496 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-07 01:00:50,498 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-07 01:00:50,500 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-07 01:00:50,503 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-07 01:00:50,504 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-07 01:00:50,505 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-07 01:00:50,507 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-07 01:00:50,508 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-07 01:00:50,509 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-07 01:00:50,511 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-07 01:00:50,513 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-07 01:00:50,514 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-07 01:00:50,515 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-07 01:00:50,518 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-07 01:00:50,521 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-07 01:00:50,523 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-07 01:00:50,525 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-07 01:00:50,526 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-07 01:00:50,527 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-07 01:00:50,532 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-07 01:00:50,534 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-07 01:00:50,534 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-07 01:00:50,535 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-07 01:00:50,536 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-07 01:00:50,537 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-07 01:00:50,537 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-07 01:00:50,538 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-07 01:00:50,539 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-07 01:00:50,540 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-07 01:00:50,542 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-07 01:00:50,542 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-07 01:00:50,543 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-07 01:00:50,543 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-07 01:00:50,544 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-07 01:00:50,545 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-07 01:00:50,548 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-07 01:00:50,550 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-07 01:00:50,600 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-07 01:00:50,600 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-07 01:00:50,602 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-07 01:00:50,602 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-07 01:00:50,602 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-07 01:00:50,602 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-07 01:00:50,603 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-07 01:00:50,603 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-07 01:00:50,603 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-07 01:00:50,604 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-07 01:00:50,605 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-07 01:00:50,606 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-07 01:00:50,606 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-07 01:00:50,606 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-07 01:00:50,606 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-07 01:00:50,607 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-07 01:00:50,607 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-07 01:00:50,607 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-07 01:00:50,607 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-07 01:00:50,607 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-07 01:00:50,607 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-07 01:00:50,608 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-07 01:00:50,608 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-07 01:00:50,608 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:00:50,608 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-07 01:00:50,608 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-07 01:00:50,609 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-07 01:00:50,609 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-07 01:00:50,609 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-07 01:00:50,609 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-07 01:00:50,609 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-07 01:00:50,610 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-07 01:00:50,610 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c3b06783378816ab028e38f9f4609990f4d1028238bbcb0e88638ebb644bb54d [2021-11-07 01:00:50,982 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-07 01:00:51,007 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-07 01:00:51,010 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-07 01:00:51,012 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-07 01:00:51,013 INFO L275 PluginConnector]: CDTParser initialized [2021-11-07 01:00:51,014 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-07 01:00:51,100 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/16695ef08/e58b3d35be894934b9a6822eb723b93a/FLAG9d5499d9c [2021-11-07 01:00:52,216 INFO L306 CDTParser]: Found 1 translation units. [2021-11-07 01:00:52,216 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i [2021-11-07 01:00:52,279 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/16695ef08/e58b3d35be894934b9a6822eb723b93a/FLAG9d5499d9c [2021-11-07 01:00:52,611 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/data/16695ef08/e58b3d35be894934b9a6822eb723b93a [2021-11-07 01:00:52,614 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-07 01:00:52,616 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-07 01:00:52,617 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:52,618 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-07 01:00:52,621 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-07 01:00:52,623 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:52" (1/1) ... [2021-11-07 01:00:52,624 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4a02dd96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:52, skipping insertion in model container [2021-11-07 01:00:52,625 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.11 01:00:52" (1/1) ... [2021-11-07 01:00:52,634 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-07 01:00:52,787 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:00:53,116 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-07 01:00:53,126 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-07 01:00:53,161 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:53,175 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:54,563 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,564 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,565 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,567 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,568 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,603 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,604 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,606 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:54,607 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:55,243 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:55,256 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:55,257 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:55,259 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:55,260 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:55,261 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:55,262 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:55,263 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:55,263 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:55,264 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:55,468 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:55,635 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:55,635 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:55,824 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:00:55,935 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-07 01:00:56,044 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-07 01:00:56,050 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-07 01:00:56,051 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-07 01:00:56,056 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:56,056 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:56,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,123 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,124 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,125 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,135 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,138 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,139 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,140 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,199 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:56,200 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:56,201 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:56,202 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:56,204 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:56,205 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:56,205 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:56,206 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:56,206 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:56,207 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:56,248 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:56,337 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,338 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:00:56,443 INFO L203 MainTranslator]: Completed pre-run [2021-11-07 01:00:56,471 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4501,4514] [2021-11-07 01:00:56,472 WARN L228 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_631f32c7-f1f8-40e8-a611-3d3522eaef38/sv-benchmarks/c/aws-c-common/aws_byte_cursor_from_string_harness.i[4561,4574] [2021-11-07 01:00:56,473 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-07 01:00:56,478 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-07 01:00:56,528 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,528 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,528 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,529 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,530 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,535 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,537 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,538 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,539 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,650 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-07 01:00:56,653 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-07 01:00:56,654 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-07 01:00:56,655 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-07 01:00:56,656 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-07 01:00:56,657 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-07 01:00:56,658 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-07 01:00:56,659 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-07 01:00:56,659 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-07 01:00:56,661 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-07 01:00:56,720 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-07 01:00:56,811 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,812 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-07 01:00:56,870 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-07 01:00:57,339 INFO L208 MainTranslator]: Completed translation [2021-11-07 01:00:57,339 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57 WrapperNode [2021-11-07 01:00:57,340 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-07 01:00:57,341 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-07 01:00:57,341 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-07 01:00:57,349 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-07 01:00:57,358 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,528 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,662 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-07 01:00:57,664 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-07 01:00:57,664 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-07 01:00:57,664 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-07 01:00:57,674 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,675 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,709 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,710 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,787 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,809 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,838 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,863 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-07 01:00:57,864 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-07 01:00:57,864 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-07 01:00:57,864 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-07 01:00:57,865 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (1/1) ... [2021-11-07 01:00:57,873 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-07 01:00:57,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/z3 [2021-11-07 01:00:57,912 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-07 01:00:57,946 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-07 01:00:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-07 01:00:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-07 01:00:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-07 01:00:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-07 01:00:57,969 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-07 01:00:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-07 01:00:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-07 01:00:57,970 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-07 01:00:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-07 01:00:57,970 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-07 01:00:57,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-07 01:00:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-07 01:00:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-07 01:00:57,972 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-07 01:00:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-07 01:00:57,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-07 01:01:13,630 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-07 01:01:13,630 INFO L299 CfgBuilder]: Removed 64 assume(true) statements. [2021-11-07 01:01:13,633 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:13 BoogieIcfgContainer [2021-11-07 01:01:13,633 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-07 01:01:13,635 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-07 01:01:13,635 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-07 01:01:13,638 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-07 01:01:13,638 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.11 01:00:52" (1/3) ... [2021-11-07 01:01:13,639 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab48075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:13, skipping insertion in model container [2021-11-07 01:01:13,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.11 01:00:57" (2/3) ... [2021-11-07 01:01:13,640 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ab48075 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.11 01:01:13, skipping insertion in model container [2021-11-07 01:01:13,640 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:13" (3/3) ... [2021-11-07 01:01:13,642 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_from_string_harness.i [2021-11-07 01:01:13,648 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-07 01:01:13,648 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 7 error locations. [2021-11-07 01:01:13,697 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-07 01:01:13,703 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, 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, mLoopAccelerationTechnique=FAST_UPR [2021-11-07 01:01:13,703 INFO L340 AbstractCegarLoop]: Starting to check reachability of 7 error locations. [2021-11-07 01:01:13,721 INFO L276 IsEmpty]: Start isEmpty. Operand has 96 states, 88 states have (on average 1.4318181818181819) internal successors, (126), 95 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:13,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:01:13,734 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:01:13,735 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:01:13,735 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:01:13,742 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:01:13,742 INFO L85 PathProgramCache]: Analyzing trace with hash 1013887435, now seen corresponding path program 1 times [2021-11-07 01:01:13,768 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:01:13,769 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [135666152] [2021-11-07 01:01:13,769 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:01:13,770 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:01:13,770 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:01:13,774 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:01:13,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-07 01:01:18,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:01:18,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-07 01:01:18,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:01:18,819 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:01:18,820 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:01:18,934 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:01:18,935 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:01:18,935 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [135666152] [2021-11-07 01:01:18,935 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [135666152] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:01:18,936 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:01:18,936 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2021-11-07 01:01:18,938 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380527747] [2021-11-07 01:01:18,944 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-07 01:01:18,944 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:01:18,959 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-07 01:01:18,960 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:01:18,964 INFO L87 Difference]: Start difference. First operand has 96 states, 88 states have (on average 1.4318181818181819) internal successors, (126), 95 states have internal predecessors, (126), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:19,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:01:19,010 INFO L93 Difference]: Finished difference Result 188 states and 247 transitions. [2021-11-07 01:01:19,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-07 01:01:19,012 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:01:19,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:01:19,028 INFO L225 Difference]: With dead ends: 188 [2021-11-07 01:01:19,028 INFO L226 Difference]: Without dead ends: 90 [2021-11-07 01:01:19,032 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-07 01:01:19,052 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2021-11-07 01:01:19,082 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2021-11-07 01:01:19,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 83 states have (on average 1.2771084337349397) internal successors, (106), 89 states have internal predecessors, (106), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:19,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 106 transitions. [2021-11-07 01:01:19,087 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 106 transitions. Word has length 35 [2021-11-07 01:01:19,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:01:19,088 INFO L470 AbstractCegarLoop]: Abstraction has 90 states and 106 transitions. [2021-11-07 01:01:19,089 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 17.5) internal successors, (35), 2 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:19,089 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 106 transitions. [2021-11-07 01:01:19,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-11-07 01:01:19,091 INFO L505 BasicCegarLoop]: Found error trace [2021-11-07 01:01:19,091 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-07 01:01:19,159 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-07 01:01:19,318 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:01:19,318 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 4 more)] === [2021-11-07 01:01:19,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-07 01:01:19,319 INFO L85 PathProgramCache]: Analyzing trace with hash 1082279499, now seen corresponding path program 1 times [2021-11-07 01:01:19,329 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-07 01:01:19,329 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1904088600] [2021-11-07 01:01:19,329 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-07 01:01:19,329 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-07 01:01:19,330 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat [2021-11-07 01:01:19,330 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-07 01:01:19,361 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-07 01:01:23,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-07 01:01:24,111 INFO L263 TraceCheckSpWp]: Trace formula consists of 1810 conjuncts, 12 conjunts are in the unsatisfiable core [2021-11-07 01:01:24,117 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-07 01:01:24,664 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:01:24,665 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-07 01:01:25,185 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-07 01:01:25,186 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-07 01:01:25,186 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1904088600] [2021-11-07 01:01:25,186 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1904088600] provided 2 perfect and 0 imperfect interpolant sequences [2021-11-07 01:01:25,186 INFO L186 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2021-11-07 01:01:25,187 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 6] imperfect sequences [] total 9 [2021-11-07 01:01:25,187 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [440487433] [2021-11-07 01:01:25,189 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2021-11-07 01:01:25,189 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-07 01:01:25,194 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-11-07 01:01:25,195 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-11-07 01:01:25,203 INFO L87 Difference]: Start difference. First operand 90 states and 106 transitions. Second operand has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:25,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-07 01:01:25,431 INFO L93 Difference]: Finished difference Result 90 states and 106 transitions. [2021-11-07 01:01:25,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-11-07 01:01:25,431 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 35 [2021-11-07 01:01:25,432 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-07 01:01:25,432 INFO L225 Difference]: With dead ends: 90 [2021-11-07 01:01:25,432 INFO L226 Difference]: Without dead ends: 0 [2021-11-07 01:01:25,433 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=44, Invalid=88, Unknown=0, NotChecked=0, Total=132 [2021-11-07 01:01:25,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-11-07 01:01:25,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-11-07 01:01:25,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:25,433 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-11-07 01:01:25,434 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 35 [2021-11-07 01:01:25,434 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-07 01:01:25,434 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-11-07 01:01:25,434 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 4.333333333333333) internal successors, (39), 9 states have internal predecessors, (39), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-11-07 01:01:25,435 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-11-07 01:01:25,435 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-11-07 01:01:25,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,438 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,439 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,440 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION [2021-11-07 01:01:25,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-07 01:01:25,660 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/mathsat -unsat_core_generation=3 [2021-11-07 01:01:25,662 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-11-07 01:01:25,665 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,699 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,700 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,701 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,702 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,703 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,705 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,706 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,709 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,711 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,712 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,714 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,715 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,716 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,717 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-11-07 01:01:25,777 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,777 INFO L853 garLoopResultBuilder]: At program point L6890(lines 6889 6891) the Hoare annotation is: false [2021-11-07 01:01:25,777 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-11-07 01:01:25,777 INFO L857 garLoopResultBuilder]: For program point L7370(lines 7370 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,777 INFO L857 garLoopResultBuilder]: For program point L7370-4(lines 7370 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,778 INFO L853 garLoopResultBuilder]: At program point L7370-3(lines 7368 7372) the Hoare annotation is: false [2021-11-07 01:01:25,778 INFO L857 garLoopResultBuilder]: For program point L7370-2(lines 7370 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,778 INFO L853 garLoopResultBuilder]: At program point L7370-7(lines 7368 7372) the Hoare annotation is: false [2021-11-07 01:01:25,779 INFO L857 garLoopResultBuilder]: For program point L7370-6(lines 7370 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,780 INFO L857 garLoopResultBuilder]: For program point L7371(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,784 INFO L853 garLoopResultBuilder]: At program point L9518(lines 9516 9519) the Hoare annotation is: false [2021-11-07 01:01:25,784 INFO L857 garLoopResultBuilder]: For program point L7371-5(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,784 INFO L857 garLoopResultBuilder]: For program point L7371-4(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,784 INFO L857 garLoopResultBuilder]: For program point L7371-2(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,784 INFO L857 garLoopResultBuilder]: For program point L7371-8(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,785 INFO L857 garLoopResultBuilder]: For program point L7371-6(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,785 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,786 INFO L857 garLoopResultBuilder]: For program point L7371-12(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,786 INFO L857 garLoopResultBuilder]: For program point L7371-11(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,793 INFO L857 garLoopResultBuilder]: For program point L7371-10(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,793 INFO L857 garLoopResultBuilder]: For program point L6810(lines 6810 6811) no Hoare annotation was computed. [2021-11-07 01:01:25,793 INFO L857 garLoopResultBuilder]: For program point L7371-17(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,793 INFO L857 garLoopResultBuilder]: For program point L7371-16(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L7371-14(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L7371-20(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L6810-2(lines 6810 6811) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L7371-18(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L7371-23(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,794 INFO L857 garLoopResultBuilder]: For program point L7371-22(line 7371) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L9537(lines 9537 9545) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,795 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 7101 7111) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point L222-6(lines 222 224) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,796 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,797 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point L223-18(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point L223-19(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,798 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,799 INFO L853 garLoopResultBuilder]: At program point L6815(lines 6806 6816) the Hoare annotation is: false [2021-11-07 01:01:25,799 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,799 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-11-07 01:01:25,799 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,799 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,800 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,800 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,800 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,800 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-11-07 01:01:25,800 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L6256-2(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L6256(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,801 INFO L857 garLoopResultBuilder]: For program point L6256-5(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,802 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,802 INFO L853 garLoopResultBuilder]: At program point L6256-6(lines 6252 6257) the Hoare annotation is: false [2021-11-07 01:01:25,802 INFO L857 garLoopResultBuilder]: For program point L6256-3(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,802 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,802 INFO L857 garLoopResultBuilder]: For program point L6256-9(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,802 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-11-07 01:01:25,803 INFO L857 garLoopResultBuilder]: For program point L6256-10(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,803 INFO L857 garLoopResultBuilder]: For program point L6256-7(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,803 INFO L853 garLoopResultBuilder]: At program point L261(line 261) the Hoare annotation is: false [2021-11-07 01:01:25,803 INFO L853 garLoopResultBuilder]: At program point L6256-13(lines 6252 6257) the Hoare annotation is: false [2021-11-07 01:01:25,803 INFO L857 garLoopResultBuilder]: For program point L6256-14(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,803 INFO L857 garLoopResultBuilder]: For program point L6256-12(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,804 INFO L857 garLoopResultBuilder]: For program point L6256-17(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,804 INFO L857 garLoopResultBuilder]: For program point L6256-16(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,804 INFO L857 garLoopResultBuilder]: For program point L7099(lines 7099 7112) no Hoare annotation was computed. [2021-11-07 01:01:25,804 INFO L857 garLoopResultBuilder]: For program point L6256-19(line 6256) no Hoare annotation was computed. [2021-11-07 01:01:25,804 INFO L853 garLoopResultBuilder]: At program point L6256-20(lines 6252 6257) the Hoare annotation is: false [2021-11-07 01:01:25,805 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,805 INFO L853 garLoopResultBuilder]: At program point L6803(lines 6800 6804) the Hoare annotation is: false [2021-11-07 01:01:25,805 INFO L853 garLoopResultBuilder]: At program point L6886(lines 6882 6887) the Hoare annotation is: false [2021-11-07 01:01:25,805 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-11-07 01:01:25,805 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-11-07 01:01:25,805 INFO L853 garLoopResultBuilder]: At program point L8241(lines 8235 8242) the Hoare annotation is: false [2021-11-07 01:01:25,806 INFO L860 garLoopResultBuilder]: At program point L9546(line 9546) the Hoare annotation is: true [2021-11-07 01:01:25,806 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (= (_ bv16 64) ULTIMATE.start_ensure_string_is_allocated_bounded_length_~max_size) [2021-11-07 01:01:25,806 INFO L853 garLoopResultBuilder]: At program point L266-1(line 266) the Hoare annotation is: false [2021-11-07 01:01:25,806 INFO L853 garLoopResultBuilder]: At program point L6245(lines 6242 6246) the Hoare annotation is: false [2021-11-07 01:01:25,812 INFO L731 BasicCegarLoop]: Path program histogram: [1, 1] [2021-11-07 01:01:25,815 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-11-07 01:01:25,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.11 01:01:25 BoogieIcfgContainer [2021-11-07 01:01:25,831 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-11-07 01:01:25,832 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-11-07 01:01:25,833 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-11-07 01:01:25,833 INFO L275 PluginConnector]: Witness Printer initialized [2021-11-07 01:01:25,834 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.11 01:01:13" (3/4) ... [2021-11-07 01:01:25,839 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-11-07 01:01:25,877 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 134 nodes and edges [2021-11-07 01:01:25,880 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 56 nodes and edges [2021-11-07 01:01:25,882 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2021-11-07 01:01:25,885 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-11-07 01:01:25,887 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2021-11-07 01:01:25,890 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-11-07 01:01:25,892 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-11-07 01:01:25,894 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-11-07 01:01:27,377 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/witness.graphml [2021-11-07 01:01:27,378 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-11-07 01:01:27,380 INFO L168 Benchmark]: Toolchain (without parser) took 34762.89 ms. Allocated memory was 54.5 MB in the beginning and 654.3 MB in the end (delta: 599.8 MB). Free memory was 34.2 MB in the beginning and 272.6 MB in the end (delta: -238.4 MB). Peak memory consumption was 452.7 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,380 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.0 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:01:27,381 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4722.90 ms. Allocated memory was 54.5 MB in the beginning and 167.8 MB in the end (delta: 113.2 MB). Free memory was 33.9 MB in the beginning and 115.6 MB in the end (delta: -81.7 MB). Peak memory consumption was 78.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,381 INFO L168 Benchmark]: Boogie Procedure Inliner took 321.19 ms. Allocated memory is still 167.8 MB. Free memory was 115.6 MB in the beginning and 101.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,382 INFO L168 Benchmark]: Boogie Preprocessor took 199.40 ms. Allocated memory is still 167.8 MB. Free memory was 101.9 MB in the beginning and 91.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,382 INFO L168 Benchmark]: RCFGBuilder took 15768.91 ms. Allocated memory was 167.8 MB in the beginning and 654.3 MB in the end (delta: 486.5 MB). Free memory was 91.4 MB in the beginning and 246.2 MB in the end (delta: -154.7 MB). Peak memory consumption was 335.0 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,383 INFO L168 Benchmark]: TraceAbstraction took 12196.45 ms. Allocated memory is still 654.3 MB. Free memory was 245.1 MB in the beginning and 332.8 MB in the end (delta: -87.7 MB). There was no memory consumed. Max. memory is 16.1 GB. [2021-11-07 01:01:27,383 INFO L168 Benchmark]: Witness Printer took 1545.50 ms. Allocated memory is still 654.3 MB. Free memory was 332.8 MB in the beginning and 272.6 MB in the end (delta: 60.2 MB). Peak memory consumption was 152.5 MB. Max. memory is 16.1 GB. [2021-11-07 01:01:27,386 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 54.5 MB. Free memory was 36.1 MB in the beginning and 36.0 MB in the end (delta: 38.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4722.90 ms. Allocated memory was 54.5 MB in the beginning and 167.8 MB in the end (delta: 113.2 MB). Free memory was 33.9 MB in the beginning and 115.6 MB in the end (delta: -81.7 MB). Peak memory consumption was 78.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 321.19 ms. Allocated memory is still 167.8 MB. Free memory was 115.6 MB in the beginning and 101.9 MB in the end (delta: 13.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 199.40 ms. Allocated memory is still 167.8 MB. Free memory was 101.9 MB in the beginning and 91.4 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 15768.91 ms. Allocated memory was 167.8 MB in the beginning and 654.3 MB in the end (delta: 486.5 MB). Free memory was 91.4 MB in the beginning and 246.2 MB in the end (delta: -154.7 MB). Peak memory consumption was 335.0 MB. Max. memory is 16.1 GB. * TraceAbstraction took 12196.45 ms. Allocated memory is still 654.3 MB. Free memory was 245.1 MB in the beginning and 332.8 MB in the end (delta: -87.7 MB). There was no memory consumed. Max. memory is 16.1 GB. * Witness Printer took 1545.50 ms. Allocated memory is still 654.3 MB. Free memory was 332.8 MB in the beginning and 272.6 MB in the end (delta: 60.2 MB). Peak memory consumption was 152.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 96 locations, 7 error locations. Started 1 CEGAR loops. OverallTime: 12.1s, OverallIterations: 2, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 115 SDtfs, 4 SDslu, 6 SDs, 0 SdLazy, 9 SolverSat, 3 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 139 GetRequests, 129 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=96occurred in iteration=0, InterpolantAutomatonStates: 8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 2 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 16 LocationsWithAnnotation, 16 PreInvPairs, 17 NumberOfFragments, 18 HoareAnnotationTreeSize, 16 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.0s HoareSimplificationTime, 16 FomulaSimplificationsInter, 0 FormulaSimplificationTreeSizeReductionInter, 0.0s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 8.5s SatisfiabilityAnalysisTime, 1.7s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 136 ConstructedInterpolants, 1 QuantifiedInterpolants, 184 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3620 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 7 specifications checked. All of them hold - InvariantResult [Line: 6806]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6242]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6882]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6800]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9546]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8235]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 16bv64 == max_size - InvariantResult [Line: 9516]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7368]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 6252]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 261]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-11-07 01:01:27,451 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_631f32c7-f1f8-40e8-a611-3d3522eaef38/bin/utaipan-UUZaoUuFF8/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE