./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 63182f13 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF --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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:51:31,832 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:51:31,834 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:51:31,864 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:51:31,865 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:51:31,866 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:51:31,868 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:51:31,871 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:51:31,873 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:51:31,874 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:51:31,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:51:31,877 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:51:31,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:51:31,879 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:51:31,880 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:51:31,882 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:51:31,883 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:51:31,884 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:51:31,886 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:51:31,889 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:51:31,891 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:51:31,892 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:51:31,894 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:51:31,895 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:51:31,899 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:51:31,899 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:51:31,900 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:51:31,901 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:51:31,901 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:51:31,903 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:51:31,903 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:51:31,904 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:51:31,908 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:51:31,909 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:51:31,910 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:51:31,911 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:51:31,912 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:51:31,912 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:51:31,912 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:51:31,914 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:51:31,914 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:51:31,916 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-12 23:51:31,958 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:51:31,958 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:51:31,959 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:51:31,959 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:51:31,960 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:51:31,960 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:51:31,960 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:51:31,961 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-12 23:51:31,961 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:51:31,965 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:51:31,966 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-12 23:51:31,966 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-12 23:51:31,967 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:51:31,967 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-12 23:51:31,967 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-12 23:51:31,967 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-11-12 23:51:31,968 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:51:31,968 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-12 23:51:31,969 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:51:31,969 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:51:31,969 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:51:31,969 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:51:31,970 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:51:31,970 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:51:31,970 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:51:31,971 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:51:31,971 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:51:31,971 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:51:31,971 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:51:31,973 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:51:31,973 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:51:31,974 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:51:31,974 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-12 23:51:31,974 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-12 23:51:31,974 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:51:31,975 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:51:31,975 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:51:31,975 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2021-11-12 23:51:32,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:51:32,309 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:51:32,312 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:51:32,314 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:51:32,314 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:51:32,316 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-12 23:51:32,388 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/d22b7f5d0/85e2a2f4ee9a4a1fb8e27fc9bd995c0d/FLAGdb47c6962 [2021-11-12 23:51:33,288 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:51:33,289 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-12 23:51:33,339 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/d22b7f5d0/85e2a2f4ee9a4a1fb8e27fc9bd995c0d/FLAGdb47c6962 [2021-11-12 23:51:33,751 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/d22b7f5d0/85e2a2f4ee9a4a1fb8e27fc9bd995c0d [2021-11-12 23:51:33,753 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:51:33,755 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:51:33,756 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:51:33,757 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:51:33,760 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:51:33,761 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:51:33" (1/1) ... [2021-11-12 23:51:33,762 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5fefa7b5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:33, skipping insertion in model container [2021-11-12 23:51:33,763 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:51:33" (1/1) ... [2021-11-12 23:51:33,770 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:51:33,865 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:51:34,208 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-12 23:51:34,217 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-12 23:51:34,243 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:51:34,252 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:51:35,319 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,320 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,321 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,322 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,323 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,338 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,339 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,341 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,342 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:35,821 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:51:35,823 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:51:35,824 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:51:35,825 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:51:35,827 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:51:35,828 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:51:35,828 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:51:35,829 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:51:35,830 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:51:35,830 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:51:36,038 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:51:36,209 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:36,209 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:36,297 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:51:36,365 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) [2021-11-12 23:51:36,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@3da66fb8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:36, skipping insertion in model container [2021-11-12 23:51:36,368 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:51:36,368 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-11-12 23:51:36,371 INFO L158 Benchmark]: Toolchain (without parser) took 2614.35ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: -70.0kB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-12 23:51:36,371 INFO L158 Benchmark]: CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. [2021-11-12 23:51:36,372 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2611.71ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: -70.0kB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. [2021-11-12 23:51:36,374 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.35ms. Allocated memory is still 98.6MB. Free memory is still 75.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2611.71ms. Allocated memory was 98.6MB in the beginning and 123.7MB in the end (delta: 25.2MB). Free memory was 72.3MB in the beginning and 72.3MB in the end (delta: -70.0kB). Peak memory consumption was 38.8MB. Max. memory is 16.1GB. * 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF --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 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a --- Real Ultimate output --- This is Ultimate 0.2.1-dev-63182f1 [2021-11-12 23:51:38,652 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-12 23:51:38,655 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-12 23:51:38,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-12 23:51:38,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-12 23:51:38,711 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-12 23:51:38,713 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-12 23:51:38,717 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-12 23:51:38,721 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-12 23:51:38,729 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-12 23:51:38,730 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-12 23:51:38,732 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-12 23:51:38,732 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-12 23:51:38,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-12 23:51:38,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-12 23:51:38,741 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-12 23:51:38,743 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-12 23:51:38,744 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-12 23:51:38,746 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-12 23:51:38,755 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-12 23:51:38,757 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-12 23:51:38,759 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-12 23:51:38,762 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-12 23:51:38,764 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-12 23:51:38,773 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-12 23:51:38,773 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-12 23:51:38,774 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-12 23:51:38,776 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-12 23:51:38,776 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-12 23:51:38,777 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-12 23:51:38,778 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-12 23:51:38,779 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-12 23:51:38,780 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-12 23:51:38,781 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-12 23:51:38,783 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-12 23:51:38,783 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-12 23:51:38,784 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-12 23:51:38,784 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-12 23:51:38,785 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-12 23:51:38,787 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-12 23:51:38,787 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-12 23:51:38,793 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-12 23:51:38,833 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-12 23:51:38,834 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-12 23:51:38,835 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-12 23:51:38,835 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-12 23:51:38,836 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-12 23:51:38,836 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-12 23:51:38,836 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-12 23:51:38,836 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-12 23:51:38,837 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-12 23:51:38,837 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-12 23:51:38,839 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-12 23:51:38,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-12 23:51:38,840 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-12 23:51:38,840 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-12 23:51:38,840 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-12 23:51:38,840 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-12 23:51:38,841 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-12 23:51:38,841 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-12 23:51:38,841 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-12 23:51:38,841 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-12 23:51:38,842 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-12 23:51:38,842 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-12 23:51:38,842 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-12 23:51:38,843 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-12 23:51:38,843 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:51:38,843 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-12 23:51:38,843 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-12 23:51:38,844 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-12 23:51:38,844 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-12 23:51:38,844 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-12 23:51:38,844 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-12 23:51:38,845 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-12 23:51:38,845 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-12 23:51:38,845 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9b90640eabcf61bf9b6c4e01fcd2a39b8b829676407f71504872cd65ce1f895a [2021-11-12 23:51:39,239 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-12 23:51:39,272 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-12 23:51:39,274 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-12 23:51:39,276 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-12 23:51:39,276 INFO L275 PluginConnector]: CDTParser initialized [2021-11-12 23:51:39,278 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/../../sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-12 23:51:39,359 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/1e5bbf6de/a55da770571146b2afc8be652cd6125e/FLAGebb858908 [2021-11-12 23:51:40,413 INFO L306 CDTParser]: Found 1 translation units. [2021-11-12 23:51:40,415 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i [2021-11-12 23:51:40,471 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/1e5bbf6de/a55da770571146b2afc8be652cd6125e/FLAGebb858908 [2021-11-12 23:51:40,792 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/data/1e5bbf6de/a55da770571146b2afc8be652cd6125e [2021-11-12 23:51:40,795 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-12 23:51:40,797 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-12 23:51:40,800 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-12 23:51:40,801 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-12 23:51:40,804 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-12 23:51:40,805 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:51:40" (1/1) ... [2021-11-12 23:51:40,806 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@26ba0fd5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:40, skipping insertion in model container [2021-11-12 23:51:40,806 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 11:51:40" (1/1) ... [2021-11-12 23:51:40,814 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-12 23:51:40,957 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:51:41,293 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-12 23:51:41,303 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-12 23:51:41,343 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:51:41,352 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:51:42,434 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,435 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,436 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,437 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,438 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,456 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,457 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,459 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,460 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:42,984 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:51:42,986 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:51:42,987 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:51:42,988 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:51:42,990 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:51:42,991 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:51:42,992 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:51:42,993 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:51:42,994 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:51:42,995 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:51:43,195 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:51:43,381 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,382 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,505 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:51:43,573 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-12 23:51:43,642 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-12 23:51:43,646 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-12 23:51:43,647 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-12 23:51:43,649 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:51:43,649 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:51:43,685 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,685 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,686 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,686 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,687 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,694 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,695 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,696 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,696 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,734 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:51:43,735 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:51:43,736 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:51:43,737 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:51:43,738 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:51:43,738 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:51:43,739 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:51:43,739 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:51:43,740 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:51:43,741 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:51:43,793 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:51:43,892 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,893 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:43,940 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:51:44,023 INFO L203 MainTranslator]: Completed pre-run [2021-11-12 23:51:44,049 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4499,4512] [2021-11-12 23:51:44,050 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_e39ec333-fb9a-4701-9674-7c3c12bdbde0/sv-benchmarks/c/aws-c-common/aws_byte_cursor_read_be64_harness.i[4559,4572] [2021-11-12 23:51:44,052 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-11-12 23:51:44,052 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-11-12 23:51:44,104 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,104 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,105 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,105 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,106 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,112 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,113 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,114 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,115 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,160 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-12 23:51:44,160 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-12 23:51:44,161 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-12 23:51:44,162 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-12 23:51:44,163 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-12 23:51:44,164 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-12 23:51:44,165 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-12 23:51:44,166 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-12 23:51:44,167 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-12 23:51:44,168 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-12 23:51:44,199 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-12 23:51:44,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,298 WARN L1529 CHandler]: Possible shadowing of function index [2021-11-12 23:51:44,325 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-11-12 23:51:44,815 INFO L208 MainTranslator]: Completed translation [2021-11-12 23:51:44,815 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44 WrapperNode [2021-11-12 23:51:44,815 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-12 23:51:44,817 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-12 23:51:44,817 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-12 23:51:44,818 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-12 23:51:44,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:44,983 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,101 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-12 23:51:45,103 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-12 23:51:45,103 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-12 23:51:45,103 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-12 23:51:45,112 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,113 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,133 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,134 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,214 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,233 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,251 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-12 23:51:45,267 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-12 23:51:45,267 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-12 23:51:45,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-12 23:51:45,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (1/1) ... [2021-11-12 23:51:45,275 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-12 23:51:45,307 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/z3 [2021-11-12 23:51:45,323 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-12 23:51:45,341 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-12 23:51:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_read [2021-11-12 23:51:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_read [2021-11-12 23:51:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2021-11-12 23:51:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton64 [2021-11-12 23:51:45,399 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton64 [2021-11-12 23:51:45,399 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_cursor_is_valid [2021-11-12 23:51:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_cursor_is_valid [2021-11-12 23:51:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-12 23:51:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE2 [2021-11-12 23:51:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-12 23:51:45,400 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-12 23:51:45,400 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-12 23:51:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-12 23:51:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-12 23:51:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE4 [2021-11-12 23:51:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure aws_ntoh64 [2021-11-12 23:51:45,401 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_ntoh64 [2021-11-12 23:51:45,401 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2021-11-12 23:51:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2021-11-12 23:51:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-12 23:51:45,402 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-12 23:51:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-12 23:51:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-12 23:51:45,402 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE8 [2021-11-12 23:51:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE2 [2021-11-12 23:51:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE4 [2021-11-12 23:51:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intINTTYPE1 [2021-11-12 23:51:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-12 23:51:45,403 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-12 23:51:45,403 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-12 23:51:45,404 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-12 23:51:45,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-12 23:51:45,404 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-12 23:51:45,404 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-12 23:51:45,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-12 23:51:45,404 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2021-11-12 23:51:45,405 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2021-11-12 23:51:45,405 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2021-11-12 23:51:45,405 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2021-11-12 23:51:45,405 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-12 23:51:45,405 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-12 23:51:45,405 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intFLOATTYPE8 [2021-11-12 23:51:45,406 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~intFLOATTYPE4 [2021-11-12 23:51:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intFLOATTYPE8 [2021-11-12 23:51:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-11-12 23:51:45,407 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-11-12 23:51:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE4 [2021-11-12 23:51:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE2 [2021-11-12 23:51:45,407 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE1 [2021-11-12 23:51:45,408 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~intINTTYPE8 [2021-11-12 23:51:45,408 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_big_endian [2021-11-12 23:51:45,408 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_big_endian [2021-11-12 23:52:03,821 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-12 23:52:03,821 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-11-12 23:52:03,823 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:52:03 BoogieIcfgContainer [2021-11-12 23:52:03,824 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-12 23:52:03,825 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-12 23:52:03,826 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-12 23:52:03,828 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-12 23:52:03,829 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 12.11 11:51:40" (1/3) ... [2021-11-12 23:52:03,829 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cc6516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:52:03, skipping insertion in model container [2021-11-12 23:52:03,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 11:51:44" (2/3) ... [2021-11-12 23:52:03,830 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@31cc6516 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 12.11 11:52:03, skipping insertion in model container [2021-11-12 23:52:03,830 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 11:52:03" (3/3) ... [2021-11-12 23:52:03,832 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_cursor_read_be64_harness.i [2021-11-12 23:52:03,837 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-12 23:52:03,837 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-12 23:52:03,887 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-12 23:52:03,893 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 [2021-11-12 23:52:03,893 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-12 23:52:03,914 INFO L276 IsEmpty]: Start isEmpty. Operand has 168 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 104 states have internal predecessors, (126), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) [2021-11-12 23:52:03,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-12 23:52:03,928 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:03,929 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:03,929 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:03,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:03,935 INFO L85 PathProgramCache]: Analyzing trace with hash 236465155, now seen corresponding path program 1 times [2021-11-12 23:52:03,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:03,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [13325339] [2021-11-12 23:52:03,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:03,957 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:03,957 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:03,960 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:03,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-12 23:52:08,242 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:08,418 INFO L263 TraceCheckSpWp]: Trace formula consists of 1983 conjuncts, 1 conjunts are in the unsatisfiable core [2021-11-12 23:52:08,434 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 106 proven. 0 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2021-11-12 23:52:09,079 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 10 proven. 6 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-11-12 23:52:09,554 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:09,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [13325339] [2021-11-12 23:52:09,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [13325339] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:52:09,555 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:52:09,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2021-11-12 23:52:09,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45817772] [2021-11-12 23:52:09,558 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:09,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-11-12 23:52:09,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:09,594 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-11-12 23:52:09,595 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:52:09,599 INFO L87 Difference]: Start difference. First operand has 168 states, 103 states have (on average 1.2233009708737863) internal successors, (126), 104 states have internal predecessors, (126), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (50), 50 states have call predecessors, (50), 50 states have call successors, (50) Second operand has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-12 23:52:09,651 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:09,652 INFO L93 Difference]: Finished difference Result 329 states and 472 transitions. [2021-11-12 23:52:09,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-11-12 23:52:09,654 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) Word has length 134 [2021-11-12 23:52:09,655 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:09,667 INFO L225 Difference]: With dead ends: 329 [2021-11-12 23:52:09,668 INFO L226 Difference]: Without dead ends: 162 [2021-11-12 23:52:09,675 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 266 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-11-12 23:52:09,678 INFO L933 BasicCegarLoop]: 224 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.00ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 224 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 2.85ms SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.00ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:09,679 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [0 Valid, 224 Invalid, 0 Unknown, 0 Unchecked, 2.85ms Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.00ms Time] [2021-11-12 23:52:09,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2021-11-12 23:52:09,742 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 162. [2021-11-12 23:52:09,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 162 states, 98 states have (on average 1.2142857142857142) internal successors, (119), 99 states have internal predecessors, (119), 50 states have call successors, (50), 13 states have call predecessors, (50), 13 states have return successors, (49), 49 states have call predecessors, (49), 49 states have call successors, (49) [2021-11-12 23:52:09,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 162 states and 218 transitions. [2021-11-12 23:52:09,751 INFO L78 Accepts]: Start accepts. Automaton has 162 states and 218 transitions. Word has length 134 [2021-11-12 23:52:09,753 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:09,753 INFO L470 AbstractCegarLoop]: Abstraction has 162 states and 218 transitions. [2021-11-12 23:52:09,754 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.0) internal successors, (56), 2 states have internal predecessors, (56), 2 states have call successors, (23), 2 states have call predecessors, (23), 2 states have return successors, (21), 2 states have call predecessors, (21), 2 states have call successors, (21) [2021-11-12 23:52:09,754 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 218 transitions. [2021-11-12 23:52:09,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2021-11-12 23:52:09,759 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:09,760 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 5, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:09,832 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:09,961 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:09,961 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:09,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:09,962 INFO L85 PathProgramCache]: Analyzing trace with hash -267773315, now seen corresponding path program 1 times [2021-11-12 23:52:09,976 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:09,977 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1593661579] [2021-11-12 23:52:09,977 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:09,977 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:09,977 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:09,979 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:10,026 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2021-11-12 23:52:14,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:14,362 INFO L263 TraceCheckSpWp]: Trace formula consists of 1983 conjuncts, 5 conjunts are in the unsatisfiable core [2021-11-12 23:52:14,371 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:15,032 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 177 trivial. 0 not checked. [2021-11-12 23:52:15,032 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:15,701 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 181 trivial. 0 not checked. [2021-11-12 23:52:15,702 INFO L139 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2021-11-12 23:52:15,702 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1593661579] [2021-11-12 23:52:15,702 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1593661579] provided 1 perfect and 1 imperfect interpolant sequences [2021-11-12 23:52:15,702 INFO L186 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2021-11-12 23:52:15,703 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 5 [2021-11-12 23:52:15,703 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553976741] [2021-11-12 23:52:15,703 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-11-12 23:52:15,705 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-11-12 23:52:15,705 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-11-12 23:52:15,705 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-11-12 23:52:15,706 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:52:15,706 INFO L87 Difference]: Start difference. First operand 162 states and 218 transitions. Second operand has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-11-12 23:52:16,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-11-12 23:52:16,169 INFO L93 Difference]: Finished difference Result 300 states and 415 transitions. [2021-11-12 23:52:16,172 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-11-12 23:52:16,173 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) Word has length 134 [2021-11-12 23:52:16,173 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-11-12 23:52:16,178 INFO L225 Difference]: With dead ends: 300 [2021-11-12 23:52:16,178 INFO L226 Difference]: Without dead ends: 165 [2021-11-12 23:52:16,180 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 266 GetRequests, 263 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-11-12 23:52:16,181 INFO L933 BasicCegarLoop]: 199 mSDtfsCounter, 51 mSDsluCounter, 327 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 355.62ms Time, 0 mProtectedPredicate, 0 mProtectedAction, 79 SdHoareTripleChecker+Valid, 526 SdHoareTripleChecker+Invalid, 59 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 9.49ms SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 410.02ms IncrementalHoareTripleChecker+Time [2021-11-12 23:52:16,182 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [79 Valid, 526 Invalid, 59 Unknown, 0 Unchecked, 9.49ms Time], IncrementalHoareTripleChecker [1 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 410.02ms Time] [2021-11-12 23:52:16,183 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2021-11-12 23:52:16,204 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2021-11-12 23:52:16,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 165 states, 100 states have (on average 1.21) internal successors, (121), 102 states have internal predecessors, (121), 50 states have call successors, (50), 13 states have call predecessors, (50), 14 states have return successors, (57), 49 states have call predecessors, (57), 49 states have call successors, (57) [2021-11-12 23:52:16,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 228 transitions. [2021-11-12 23:52:16,208 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 228 transitions. Word has length 134 [2021-11-12 23:52:16,209 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-11-12 23:52:16,209 INFO L470 AbstractCegarLoop]: Abstraction has 165 states and 228 transitions. [2021-11-12 23:52:16,209 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.4) internal successors, (52), 5 states have internal predecessors, (52), 3 states have call successors, (23), 2 states have call predecessors, (23), 3 states have return successors, (21), 3 states have call predecessors, (21), 3 states have call successors, (21) [2021-11-12 23:52:16,210 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 228 transitions. [2021-11-12 23:52:16,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 137 [2021-11-12 23:52:16,213 INFO L506 BasicCegarLoop]: Found error trace [2021-11-12 23:52:16,213 INFO L514 BasicCegarLoop]: trace histogram [9, 9, 9, 5, 5, 5, 4, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-11-12 23:52:16,272 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (3)] Forceful destruction successful, exit code 0 [2021-11-12 23:52:16,429 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 [2021-11-12 23:52:16,430 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-12 23:52:16,430 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-12 23:52:16,430 INFO L85 PathProgramCache]: Analyzing trace with hash 1845806882, now seen corresponding path program 1 times [2021-11-12 23:52:16,437 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-12 23:52:16,438 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1205982220] [2021-11-12 23:52:16,438 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-12 23:52:16,438 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-12 23:52:16,438 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat [2021-11-12 23:52:16,440 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-12 23:52:16,477 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e39ec333-fb9a-4701-9674-7c3c12bdbde0/bin/utaipan-vmNK8stdcF/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2021-11-12 23:52:20,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-12 23:52:20,744 INFO L263 TraceCheckSpWp]: Trace formula consists of 1987 conjuncts, 17 conjunts are in the unsatisfiable core [2021-11-12 23:52:20,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-11-12 23:52:21,877 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-11-12 23:52:21,878 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 28 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 99 treesize of output 35 [2021-11-12 23:52:22,681 INFO L134 CoverageAnalysis]: Checked inductivity of 197 backedges. 76 proven. 4 refuted. 0 times theorem prover too weak. 117 trivial. 0 not checked. [2021-11-12 23:52:22,681 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-11-12 23:52:24,128 INFO L354 Elim1Store]: treesize reduction 322, result has 0.3 percent of original size [2021-11-12 23:52:24,129 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 8 select indices, 8 select index equivalence classes, 0 disjoint index pairs (out of 28 index pairs), introduced 8 new quantified variables, introduced 28 case distinctions, treesize of input 129 treesize of output 1 [2021-11-12 23:52:39,503 WARN L227 SmtUtils]: Spent 14.70s on a formula simplification. DAG size of input: 523 DAG size of output: 269 (called from [L 351] de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.arrays.Elim1Store.elim1) [2021-11-12 23:52:39,513 INFO L354 Elim1Store]: treesize reduction 837, result has 46.8 percent of original size [2021-11-12 23:52:39,514 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 16 select indices, 16 select index equivalence classes, 0 disjoint index pairs (out of 120 index pairs), introduced 16 new quantified variables, introduced 120 case distinctions, treesize of input 129 treesize of output 772