./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6a47aea7 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl --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 2d2088ac57520281350e2a5a3a1c8295b6f3f6b1edc40c64fce86e2816b5a5aa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:28:53,539 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:28:53,541 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:28:53,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:28:53,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:28:53,592 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:28:53,594 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:28:53,605 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:28:53,608 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:28:53,610 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:28:53,611 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:28:53,614 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:28:53,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:28:53,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:28:53,622 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:28:53,626 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:28:53,630 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:28:53,638 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:28:53,640 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:28:53,645 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:28:53,653 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:28:53,655 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:28:53,657 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:28:53,658 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:28:53,663 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:28:53,663 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:28:53,664 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:28:53,665 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:28:53,666 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:28:53,667 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:28:53,668 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:28:53,669 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:28:53,670 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:28:53,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:28:53,677 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:28:53,677 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:28:53,678 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:28:53,678 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:28:53,679 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:28:53,680 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:28:53,681 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:28:53,682 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Default.epf [2021-11-23 17:28:53,724 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:28:53,728 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:28:53,729 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:28:53,729 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:28:53,731 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:28:53,737 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:28:53,738 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:28:53,738 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:28:53,738 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:28:53,738 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-11-23 17:28:53,740 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:28:53,740 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:28:53,740 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-11-23 17:28:53,740 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-11-23 17:28:53,741 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:28:53,741 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-11-23 17:28:53,741 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-11-23 17:28:53,742 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2021-11-23 17:28:53,742 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:28:53,743 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 17:28:53,743 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:28:53,743 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:28:53,743 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:28:53,744 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:28:53,744 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:28:53,744 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:28:53,746 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:28:53,747 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:28:53,747 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:28:53,747 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:28:53,748 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:28:53,748 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:28:53,748 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:28:53,749 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-11-23 17:28:53,749 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 17:28:53,749 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:28:53,749 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:28:53,750 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:28:53,750 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_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d2088ac57520281350e2a5a3a1c8295b6f3f6b1edc40c64fce86e2816b5a5aa [2021-11-23 17:28:54,072 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:28:54,096 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:28:54,099 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:28:54,100 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:28:54,101 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:28:54,103 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2021-11-23 17:28:54,165 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/aa93519a1/6775d7b69365466185c0d15d73a7c208/FLAGb3cdbf2fa [2021-11-23 17:28:55,098 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:28:55,098 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2021-11-23 17:28:55,136 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/aa93519a1/6775d7b69365466185c0d15d73a7c208/FLAGb3cdbf2fa [2021-11-23 17:28:55,523 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/aa93519a1/6775d7b69365466185c0d15d73a7c208 [2021-11-23 17:28:55,529 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:28:55,532 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:28:55,536 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:28:55,536 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:28:55,539 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:28:55,540 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:55" (1/1) ... [2021-11-23 17:28:55,541 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1b504a14 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:55, skipping insertion in model container [2021-11-23 17:28:55,541 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:28:55" (1/1) ... [2021-11-23 17:28:55,550 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:28:55,669 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:28:56,013 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2021-11-23 17:28:56,023 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2021-11-23 17:28:57,381 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,382 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,382 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,383 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,385 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,416 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,418 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,420 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,421 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:57,914 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:28:57,915 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:28:57,916 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:28:57,917 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:28:57,919 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:28:57,920 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:28:57,921 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:28:57,922 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:28:57,922 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:28:57,923 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:28:58,157 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:28:58,314 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,315 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,529 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:28:58,621 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:28:58,655 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2021-11-23 17:28:58,655 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2021-11-23 17:28:58,697 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,698 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,698 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,699 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,700 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,707 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,708 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,709 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,710 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,746 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:28:58,747 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:28:58,747 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:28:58,748 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:28:58,749 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:28:58,750 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:28:58,750 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:28:58,750 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:28:58,751 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:28:58,751 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:28:58,772 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:28:58,897 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,898 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:28:58,926 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:28:59,207 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:28:59,207 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59 WrapperNode [2021-11-23 17:28:59,207 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:28:59,208 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:28:59,209 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:28:59,209 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:28:59,218 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,406 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,516 INFO L137 Inliner]: procedures = 691, calls = 2619, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 861 [2021-11-23 17:28:59,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:28:59,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:28:59,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:28:59,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:28:59,540 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,541 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,563 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,564 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,637 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,659 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,670 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,705 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:28:59,711 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:28:59,712 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:28:59,712 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:28:59,714 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:28:59" (1/1) ... [2021-11-23 17:28:59,726 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:28:59,741 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:28:59,757 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:28:59,770 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:28:59,813 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2021-11-23 17:28:59,814 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-23 17:28:59,814 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-23 17:28:59,815 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2021-11-23 17:28:59,816 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2021-11-23 17:28:59,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:28:59,817 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 17:28:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 17:28:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-11-23 17:28:59,818 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:28:59,818 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:28:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:28:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:28:59,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:28:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-23 17:28:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-23 17:28:59,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:28:59,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:28:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 17:28:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 17:28:59,821 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-23 17:28:59,821 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-23 17:28:59,822 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:28:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:28:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-23 17:28:59,823 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-23 17:28:59,823 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:28:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:28:59,824 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2021-11-23 17:28:59,824 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2021-11-23 17:28:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:28:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 17:28:59,825 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 17:28:59,825 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-11-23 17:28:59,826 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 17:29:00,289 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:29:00,291 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:29:02,210 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:29:02,383 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.addBranchEncoders(TransFormulaBuilder.java:170) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaUtils.parallelComposition(TransFormulaUtils.java:337) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.ParallelComposition.(ParallelComposition.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CodeBlockFactory.constructParallelComposition(CodeBlockFactory.java:109) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.composeParallel(CfgBuilder.java:1792) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder$LargeBlockEncoding.(CfgBuilder.java:1653) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.cfg.CfgBuilder.createIcfg(CfgBuilder.java:280) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBuilderObserver.process(RCFGBuilderObserver.java:88) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.DFSTreeWalker.runObserver(DFSTreeWalker.java:65) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:29:02,395 INFO L158 Benchmark]: Toolchain (without parser) took 6855.65ms. Allocated memory was 86.0MB in the beginning and 165.7MB in the end (delta: 79.7MB). Free memory was 59.5MB in the beginning and 62.5MB in the end (delta: -3.0MB). Peak memory consumption was 81.7MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,396 INFO L158 Benchmark]: CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:29:02,399 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3671.71ms. Allocated memory was 86.0MB in the beginning and 165.7MB in the end (delta: 79.7MB). Free memory was 59.2MB in the beginning and 101.1MB in the end (delta: -41.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,400 INFO L158 Benchmark]: Boogie Procedure Inliner took 312.48ms. Allocated memory is still 165.7MB. Free memory was 101.1MB in the beginning and 89.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,401 INFO L158 Benchmark]: Boogie Preprocessor took 188.69ms. Allocated memory is still 165.7MB. Free memory was 89.3MB in the beginning and 82.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,402 INFO L158 Benchmark]: RCFGBuilder took 2675.77ms. Allocated memory is still 165.7MB. Free memory was 82.2MB in the beginning and 62.5MB in the end (delta: 19.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. [2021-11-23 17:29:02,410 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24ms. Allocated memory is still 86.0MB. Free memory was 66.2MB in the beginning and 66.1MB in the end (delta: 77.0kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3671.71ms. Allocated memory was 86.0MB in the beginning and 165.7MB in the end (delta: 79.7MB). Free memory was 59.2MB in the beginning and 101.1MB in the end (delta: -41.8MB). Peak memory consumption was 73.3MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 312.48ms. Allocated memory is still 165.7MB. Free memory was 101.1MB in the beginning and 89.3MB in the end (delta: 11.8MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 188.69ms. Allocated memory is still 165.7MB. Free memory was 89.3MB in the beginning and 82.2MB in the end (delta: 7.1MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2675.77ms. Allocated memory is still 165.7MB. Free memory was 82.2MB in the beginning and 62.5MB in the end (delta: 19.7MB). Peak memory consumption was 25.1MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.addAll(ImmutableSet.java:313) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:29:02,477 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/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 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_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl --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 2d2088ac57520281350e2a5a3a1c8295b6f3f6b1edc40c64fce86e2816b5a5aa --- Real Ultimate output --- This is Ultimate 0.2.2-dev-6a47aea [2021-11-23 17:29:05,267 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 17:29:05,269 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 17:29:05,323 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 17:29:05,324 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 17:29:05,330 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 17:29:05,332 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 17:29:05,337 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 17:29:05,342 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 17:29:05,355 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 17:29:05,356 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 17:29:05,358 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 17:29:05,359 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 17:29:05,362 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 17:29:05,366 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 17:29:05,372 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 17:29:05,373 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 17:29:05,374 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 17:29:05,377 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 17:29:05,384 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 17:29:05,387 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 17:29:05,389 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 17:29:05,393 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 17:29:05,395 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 17:29:05,403 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 17:29:05,403 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 17:29:05,404 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 17:29:05,407 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 17:29:05,407 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 17:29:05,409 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 17:29:05,410 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 17:29:05,411 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 17:29:05,414 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 17:29:05,415 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 17:29:05,417 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 17:29:05,418 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 17:29:05,419 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 17:29:05,419 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 17:29:05,420 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 17:29:05,422 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 17:29:05,423 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 17:29:05,429 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2021-11-23 17:29:05,482 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 17:29:05,482 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 17:29:05,483 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-11-23 17:29:05,483 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-11-23 17:29:05,484 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 17:29:05,485 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-11-23 17:29:05,485 INFO L138 SettingsManager]: * User list type=DISABLED [2021-11-23 17:29:05,485 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-11-23 17:29:05,485 INFO L138 SettingsManager]: * Explicit value domain=true [2021-11-23 17:29:05,486 INFO L138 SettingsManager]: * Octagon Domain=false [2021-11-23 17:29:05,487 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-11-23 17:29:05,487 INFO L138 SettingsManager]: * Interval Domain=false [2021-11-23 17:29:05,489 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 17:29:05,489 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 17:29:05,489 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 17:29:05,489 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 17:29:05,490 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 17:29:05,490 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-11-23 17:29:05,490 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-11-23 17:29:05,490 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-11-23 17:29:05,491 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 17:29:05,491 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 17:29:05,491 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 17:29:05,491 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 17:29:05,492 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-11-23 17:29:05,492 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-11-23 17:29:05,492 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:29:05,492 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 17:29:05,493 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 17:29:05,493 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 17:29:05,493 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-11-23 17:29:05,493 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-11-23 17:29:05,494 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 17:29:05,494 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-11-23 17:29:05,494 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-11-23 17:29:05,494 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_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2d2088ac57520281350e2a5a3a1c8295b6f3f6b1edc40c64fce86e2816b5a5aa [2021-11-23 17:29:05,931 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 17:29:05,968 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 17:29:05,971 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 17:29:05,973 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 17:29:05,974 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 17:29:05,976 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/../../sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2021-11-23 17:29:06,066 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/9ab6fa001/001805091d9d458fb3d3c984a15f8f66/FLAG6d40bd01c [2021-11-23 17:29:07,172 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 17:29:07,173 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i [2021-11-23 17:29:07,233 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/9ab6fa001/001805091d9d458fb3d3c984a15f8f66/FLAG6d40bd01c [2021-11-23 17:29:07,480 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/data/9ab6fa001/001805091d9d458fb3d3c984a15f8f66 [2021-11-23 17:29:07,484 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 17:29:07,487 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 17:29:07,489 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 17:29:07,490 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 17:29:07,508 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 17:29:07,509 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:29:07" (1/1) ... [2021-11-23 17:29:07,510 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3ea55d9d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:07, skipping insertion in model container [2021-11-23 17:29:07,511 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 05:29:07" (1/1) ... [2021-11-23 17:29:07,520 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 17:29:07,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:29:08,141 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2021-11-23 17:29:08,149 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2021-11-23 17:29:09,472 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,477 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,478 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,481 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,485 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,515 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,524 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,531 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:09,538 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,140 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:29:10,142 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:29:10,143 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:29:10,145 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:29:10,147 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:29:10,148 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:29:10,148 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:29:10,149 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:29:10,150 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:29:10,151 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:29:10,374 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:29:10,529 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,530 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,632 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:10,741 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-11-23 17:29:10,854 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 17:29:10,861 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2021-11-23 17:29:10,862 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2021-11-23 17:29:10,944 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,946 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,947 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,947 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,949 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,968 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,972 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,974 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:10,975 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,067 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:29:11,068 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:29:11,069 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:29:11,071 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:29:11,075 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:29:11,076 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:29:11,077 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:29:11,078 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:29:11,079 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:29:11,080 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:29:11,129 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:29:11,202 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,202 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,242 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:11,324 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 17:29:11,357 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4497,4510] [2021-11-23 17:29:11,357 WARN L230 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_3572a5a6-1652-49d3-8d23-16a27db44f97/sv-benchmarks/c/aws-c-common/aws_byte_buf_write_be32_harness.i[4557,4570] [2021-11-23 17:29:11,396 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,397 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,398 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,399 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,405 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,406 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,407 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,408 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,445 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-11-23 17:29:11,446 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-11-23 17:29:11,447 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-11-23 17:29:11,448 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-11-23 17:29:11,449 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-11-23 17:29:11,450 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-11-23 17:29:11,450 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-11-23 17:29:11,451 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-11-23 17:29:11,451 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-11-23 17:29:11,452 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-11-23 17:29:11,499 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-11-23 17:29:11,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,567 WARN L1533 CHandler]: Possible shadowing of function index [2021-11-23 17:29:11,643 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 17:29:12,144 INFO L208 MainTranslator]: Completed translation [2021-11-23 17:29:12,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12 WrapperNode [2021-11-23 17:29:12,145 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 17:29:12,147 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:12,147 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 17:29:12,148 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 17:29:12,158 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,337 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,462 INFO L137 Inliner]: procedures = 711, calls = 2619, calls flagged for inlining = 62, calls inlined = 9, statements flattened = 862 [2021-11-23 17:29:12,462 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 17:29:12,463 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 17:29:12,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 17:29:12,464 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 17:29:12,478 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,479 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,491 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,492 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,553 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,560 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,590 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,615 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 17:29:12,616 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 17:29:12,616 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 17:29:12,616 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 17:29:12,617 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (1/1) ... [2021-11-23 17:29:12,626 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-11-23 17:29:12,647 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 [2021-11-23 17:29:12,668 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-11-23 17:29:12,701 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-11-23 17:29:12,734 INFO L130 BoogieDeclarations]: Found specification of procedure htonl [2021-11-23 17:29:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_is_valid [2021-11-23 17:29:12,735 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_is_valid [2021-11-23 17:29:12,735 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hton32 [2021-11-23 17:29:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hton32 [2021-11-23 17:29:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-11-23 17:29:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2021-11-23 17:29:12,736 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2021-11-23 17:29:12,736 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-11-23 17:29:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-11-23 17:29:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-11-23 17:29:12,737 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-11-23 17:29:12,738 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-11-23 17:29:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-11-23 17:29:12,738 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 17:29:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-11-23 17:29:12,740 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2021-11-23 17:29:12,740 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2021-11-23 17:29:12,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 17:29:12,741 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 17:29:12,741 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-11-23 17:29:12,742 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-11-23 17:29:12,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2021-11-23 17:29:12,743 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2021-11-23 17:29:12,743 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2021-11-23 17:29:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-11-23 17:29:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-11-23 17:29:12,744 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-11-23 17:29:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-11-23 17:29:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2021-11-23 17:29:12,745 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2021-11-23 17:29:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-11-23 17:29:12,745 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-11-23 17:29:12,746 INFO L130 BoogieDeclarations]: Found specification of procedure aws_byte_buf_write [2021-11-23 17:29:12,746 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_byte_buf_write [2021-11-23 17:29:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-11-23 17:29:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2021-11-23 17:29:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-11-23 17:29:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-11-23 17:29:12,747 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2021-11-23 17:29:12,748 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2021-11-23 17:29:13,237 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 17:29:13,239 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 17:29:15,791 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 17:29:15,801 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 17:29:15,801 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 17:29:15,804 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:29:15 BoogieIcfgContainer [2021-11-23 17:29:15,804 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 17:29:15,807 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-11-23 17:29:15,807 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-11-23 17:29:15,811 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-11-23 17:29:15,811 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 05:29:07" (1/3) ... [2021-11-23 17:29:15,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b5a203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:29:15, skipping insertion in model container [2021-11-23 17:29:15,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 05:29:12" (2/3) ... [2021-11-23 17:29:15,813 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69b5a203 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 05:29:15, skipping insertion in model container [2021-11-23 17:29:15,813 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 05:29:15" (3/3) ... [2021-11-23 17:29:15,815 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_byte_buf_write_be32_harness.i [2021-11-23 17:29:15,822 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-11-23 17:29:15,822 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-11-23 17:29:15,879 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-11-23 17:29:15,886 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 [2021-11-23 17:29:15,887 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-11-23 17:29:15,909 INFO L276 IsEmpty]: Start isEmpty. Operand has 136 states, 88 states have (on average 1.2272727272727273) internal successors, (108), 89 states have internal predecessors, (108), 35 states have call successors, (35), 11 states have call predecessors, (35), 11 states have return successors, (35), 35 states have call predecessors, (35), 35 states have call successors, (35) [2021-11-23 17:29:15,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 17:29:15,922 INFO L506 BasicCegarLoop]: Found error trace [2021-11-23 17:29:15,923 INFO L514 BasicCegarLoop]: trace histogram [6, 6, 6, 4, 4, 4, 4, 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] [2021-11-23 17:29:15,924 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-11-23 17:29:15,930 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 17:29:15,931 INFO L85 PathProgramCache]: Analyzing trace with hash -2088523989, now seen corresponding path program 1 times [2021-11-23 17:29:15,953 INFO L121 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-11-23 17:29:15,954 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1092918721] [2021-11-23 17:29:15,954 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-11-23 17:29:15,955 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-11-23 17:29:15,955 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/mathsat [2021-11-23 17:29:15,962 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-11-23 17:29:15,977 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-11-23 17:29:16,099 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-11-23 17:29:16,298 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/mathsat -unsat_core_generation=3 [2021-11-23 17:29:16,299 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-11-23 17:29:16,309 INFO L158 Benchmark]: Toolchain (without parser) took 8819.01ms. Allocated memory was 54.5MB in the beginning and 169.9MB in the end (delta: 115.3MB). Free memory was 23.8MB in the beginning and 57.8MB in the end (delta: -34.0MB). Peak memory consumption was 81.6MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,310 INFO L158 Benchmark]: CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. [2021-11-23 17:29:16,312 INFO L158 Benchmark]: CACSL2BoogieTranslator took 4656.65ms. Allocated memory was 54.5MB in the beginning and 127.9MB in the end (delta: 73.4MB). Free memory was 23.6MB in the beginning and 59.0MB in the end (delta: -35.4MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,313 INFO L158 Benchmark]: Boogie Procedure Inliner took 315.49ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 59.0MB in the beginning and 115.2MB in the end (delta: -56.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,313 INFO L158 Benchmark]: Boogie Preprocessor took 151.66ms. Allocated memory is still 169.9MB. Free memory was 115.2MB in the beginning and 106.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,314 INFO L158 Benchmark]: RCFGBuilder took 3188.59ms. Allocated memory is still 169.9MB. Free memory was 106.8MB in the beginning and 74.0MB in the end (delta: 32.8MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,314 INFO L158 Benchmark]: TraceAbstraction took 497.93ms. Allocated memory is still 169.9MB. Free memory was 74.0MB in the beginning and 57.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-11-23 17:29:16,321 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.38ms. Allocated memory is still 54.5MB. Free memory was 36.0MB in the beginning and 35.9MB in the end (delta: 44.5kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 4656.65ms. Allocated memory was 54.5MB in the beginning and 127.9MB in the end (delta: 73.4MB). Free memory was 23.6MB in the beginning and 59.0MB in the end (delta: -35.4MB). Peak memory consumption was 54.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 315.49ms. Allocated memory was 127.9MB in the beginning and 169.9MB in the end (delta: 41.9MB). Free memory was 59.0MB in the beginning and 115.2MB in the end (delta: -56.2MB). Peak memory consumption was 13.0MB. Max. memory is 16.1GB. * Boogie Preprocessor took 151.66ms. Allocated memory is still 169.9MB. Free memory was 115.2MB in the beginning and 106.8MB in the end (delta: 8.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 3188.59ms. Allocated memory is still 169.9MB. Free memory was 106.8MB in the beginning and 74.0MB in the end (delta: 32.8MB). Peak memory consumption was 78.9MB. Max. memory is 16.1GB. * TraceAbstraction took 497.93ms. Allocated memory is still 169.9MB. Free memory was 74.0MB in the beginning and 57.8MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-11-23 17:29:16,375 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3572a5a6-1652-49d3-8d23-16a27db44f97/bin/utaipan-fb15Y9Yzbl/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable