./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta --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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:38:31,475 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:38:31,479 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:38:31,539 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:38:31,540 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:38:31,544 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:38:31,546 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:38:31,551 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:38:31,553 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:38:31,559 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:38:31,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:38:31,563 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:38:31,563 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:38:31,566 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:38:31,571 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:38:31,573 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:38:31,575 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:38:31,576 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:38:31,578 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:38:31,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:38:31,590 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:38:31,591 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:38:31,595 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:38:31,596 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:38:31,606 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:38:31,606 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:38:31,607 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:38:31,609 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:38:31,609 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:38:31,610 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:38:31,611 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:38:31,612 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:38:31,614 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:38:31,615 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:38:31,617 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:38:31,618 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:38:31,618 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:38:31,619 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:38:31,619 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:38:31,620 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:38:31,621 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:38:31,621 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Default.epf [2022-10-17 17:38:31,662 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:38:31,662 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:38:31,663 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:38:31,663 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:38:31,664 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:38:31,665 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:38:31,665 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:38:31,665 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:38:31,665 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:38:31,665 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2022-10-17 17:38:31,667 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:38:31,667 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:38:31,667 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2022-10-17 17:38:31,667 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2022-10-17 17:38:31,667 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:38:31,668 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2022-10-17 17:38:31,668 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2022-10-17 17:38:31,668 INFO L138 SettingsManager]: * Simplification Technique=POLY_PAC [2022-10-17 17:38:31,669 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:38:31,669 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 17:38:31,669 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:38:31,670 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:38:31,670 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:38:31,670 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:38:31,670 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:38:31,670 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:38:31,672 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:38:31,672 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:38:31,673 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:38:31,673 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:38:31,673 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:38:31,673 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES [2022-10-17 17:38:31,674 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:38:31,674 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:38:31,674 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2022-10-17 17:38:31,674 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 17:38:31,675 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:38:31,675 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:38:31,675 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2022-10-17 17:38:31,981 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:38:32,009 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:38:32,012 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:38:32,013 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:38:32,014 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:38:32,016 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-10-17 17:38:32,096 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/734807217/f799f1e70e864260a1edeec05954e4ae/FLAG5788c2e20 [2022-10-17 17:38:33,098 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:38:33,100 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-10-17 17:38:33,148 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/734807217/f799f1e70e864260a1edeec05954e4ae/FLAG5788c2e20 [2022-10-17 17:38:33,547 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/734807217/f799f1e70e864260a1edeec05954e4ae [2022-10-17 17:38:33,549 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:38:33,551 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:38:33,553 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:38:33,553 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:38:33,557 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:38:33,558 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:38:33" (1/1) ... [2022-10-17 17:38:33,560 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45846b69 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:33, skipping insertion in model container [2022-10-17 17:38:33,560 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:38:33" (1/1) ... [2022-10-17 17:38:33,568 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:38:33,672 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:38:33,976 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-10-17 17:38:33,986 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-10-17 17:38:35,207 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,212 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,214 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,222 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,224 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,245 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,247 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,254 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,262 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:35,835 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 17:38:35,836 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 17:38:35,838 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 17:38:35,839 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 17:38:35,841 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 17:38:35,842 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 17:38:35,843 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 17:38:35,844 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 17:38:35,845 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 17:38:35,845 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 17:38:36,043 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 17:38:36,131 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,206 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,206 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,207 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,208 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,209 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,212 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:38:36,263 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:38:36,277 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-10-17 17:38:36,278 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-10-17 17:38:36,350 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,351 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,352 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,352 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,353 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,364 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,364 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,366 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,366 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,433 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 17:38:36,492 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 17:38:36,493 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 17:38:36,494 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 17:38:36,494 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 17:38:36,495 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 17:38:36,495 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 17:38:36,496 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 17:38:36,496 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 17:38:36,497 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 17:38:36,518 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 17:38:36,567 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,568 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,599 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,600 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,601 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,601 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:36,602 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:38:36,908 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:38:36,908 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36 WrapperNode [2022-10-17 17:38:36,909 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:38:36,910 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:38:36,910 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:38:36,910 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:38:36,919 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,074 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,160 INFO L138 Inliner]: procedures = 690, calls = 2488, calls flagged for inlining = 52, calls inlined = 3, statements flattened = 729 [2022-10-17 17:38:37,161 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:38:37,162 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:38:37,162 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:38:37,162 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:38:37,173 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,174 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,186 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,186 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,220 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,223 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,230 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,235 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,245 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:38:37,246 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:38:37,247 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:38:37,247 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:38:37,248 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (1/1) ... [2022-10-17 17:38:37,257 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:38:37,291 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:38:37,337 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:38:37,412 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:38:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure aws_nospec_mask [2022-10-17 17:38:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_nospec_mask [2022-10-17 17:38:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:38:37,456 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:38:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:38:37,456 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:38:37,457 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:38:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:38:37,457 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 17:38:37,724 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:38:37,727 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:38:39,235 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:38:39,386 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:38:39,386 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:38:39,390 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:38:39 BoogieIcfgContainer [2022-10-17 17:38:39,390 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:38:39,393 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:38:39,393 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:38:39,397 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:38:39,398 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:38:33" (1/3) ... [2022-10-17 17:38:39,399 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e4c238f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:38:39, skipping insertion in model container [2022-10-17 17:38:39,399 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:36" (2/3) ... [2022-10-17 17:38:39,400 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1e4c238f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:38:39, skipping insertion in model container [2022-10-17 17:38:39,400 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:38:39" (3/3) ... [2022-10-17 17:38:39,404 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2022-10-17 17:38:39,428 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:38:39,428 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:38:39,506 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:38:39,519 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@5ba27aef, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:38:39,519 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:38:39,524 INFO L276 IsEmpty]: Start isEmpty. Operand has 17 states, 9 states have (on average 1.3333333333333333) internal successors, (12), 11 states have internal predecessors, (12), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-10-17 17:38:39,532 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2022-10-17 17:38:39,532 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:38:39,533 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:38:39,535 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:38:39,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:38:39,543 INFO L85 PathProgramCache]: Analyzing trace with hash -638262937, now seen corresponding path program 1 times [2022-10-17 17:38:39,554 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2022-10-17 17:38:39,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1662163562] [2022-10-17 17:38:39,554 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:38:39,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 17:38:40,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:38:40,118 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 17:38:40,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 17:38:40,398 INFO L130 FreeRefinementEngine]: Strategy SIFA_TAIPAN found a feasible trace [2022-10-17 17:38:40,400 INFO L359 BasicCegarLoop]: Counterexample is feasible [2022-10-17 17:38:40,402 INFO L805 garLoopResultBuilder]: Registering result UNSAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-10-17 17:38:40,404 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-10-17 17:38:40,409 INFO L444 BasicCegarLoop]: Path program histogram: [1] [2022-10-17 17:38:40,414 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-10-17 17:38:40,421 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,422 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,423 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,423 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,424 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,424 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,425 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,425 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,425 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,426 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,426 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,427 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,427 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,427 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,428 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,428 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,428 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,429 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,429 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,429 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,430 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,430 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,431 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,431 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,431 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,432 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,432 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,432 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,433 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,433 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,433 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,434 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,434 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,435 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,436 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,436 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,437 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,438 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,439 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,439 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,439 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,440 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,440 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,440 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,441 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,441 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,442 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,442 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,443 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,444 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,446 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,447 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,448 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,448 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,452 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,452 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,452 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,453 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset [2022-10-17 17:38:40,453 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,453 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset [2022-10-17 17:38:40,454 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled [2022-10-17 17:38:40,454 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base [2022-10-17 17:38:40,458 WARN L418 cessorBacktranslator]: Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled [2022-10-17 17:38:40,459 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base [2022-10-17 17:38:40,520 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.10 05:38:40 BoogieIcfgContainer [2022-10-17 17:38:40,523 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-10-17 17:38:40,525 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 17:38:40,525 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 17:38:40,525 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 17:38:40,526 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:38:39" (3/4) ... [2022-10-17 17:38:40,530 INFO L140 WitnessPrinter]: No result that supports witness generation found [2022-10-17 17:38:40,531 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 17:38:40,536 INFO L158 Benchmark]: Toolchain (without parser) took 6980.90ms. Allocated memory was 102.8MB in the beginning and 211.8MB in the end (delta: 109.1MB). Free memory was 75.8MB in the beginning and 67.2MB in the end (delta: 8.5MB). Peak memory consumption was 117.6MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,537 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:38:40,541 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3356.40ms. Allocated memory was 102.8MB in the beginning and 176.2MB in the end (delta: 73.4MB). Free memory was 75.8MB in the beginning and 105.4MB in the end (delta: -29.6MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,542 INFO L158 Benchmark]: Boogie Procedure Inliner took 251.55ms. Allocated memory is still 176.2MB. Free memory was 105.4MB in the beginning and 94.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,543 INFO L158 Benchmark]: Boogie Preprocessor took 83.69ms. Allocated memory is still 176.2MB. Free memory was 94.9MB in the beginning and 89.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,543 INFO L158 Benchmark]: RCFGBuilder took 2143.53ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 89.4MB in the beginning and 131.2MB in the end (delta: -41.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,544 INFO L158 Benchmark]: TraceAbstraction took 1129.71ms. Allocated memory is still 211.8MB. Free memory was 130.1MB in the beginning and 67.2MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. [2022-10-17 17:38:40,545 INFO L158 Benchmark]: Witness Printer took 5.83ms. Allocated memory is still 211.8MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 17:38:40,550 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 79.7MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3356.40ms. Allocated memory was 102.8MB in the beginning and 176.2MB in the end (delta: 73.4MB). Free memory was 75.8MB in the beginning and 105.4MB in the end (delta: -29.6MB). Peak memory consumption was 75.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 251.55ms. Allocated memory is still 176.2MB. Free memory was 105.4MB in the beginning and 94.9MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 83.69ms. Allocated memory is still 176.2MB. Free memory was 94.9MB in the beginning and 89.4MB in the end (delta: 5.5MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2143.53ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 89.4MB in the beginning and 131.2MB in the end (delta: -41.8MB). Peak memory consumption was 31.5MB. Max. memory is 16.1GB. * TraceAbstraction took 1129.71ms. Allocated memory is still 211.8MB. Free memory was 130.1MB in the beginning and 67.2MB in the end (delta: 62.9MB). Peak memory consumption was 62.9MB. Max. memory is 16.1GB. * Witness Printer took 5.83ms. Allocated memory is still 211.8MB. Free memory is still 67.2MB. There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_common_log_subject_list~0 : { subject_list : $Pointer$, count : int }; and expression ~s_common_log_subject_list~0.subject_list.base - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Nested struct field access of VarList ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 } not handled - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var ~s_list~0 : { error_list : $Pointer$, count : ~uint16_t~0 }; and expression ~s_list~0.error_list.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 223]: Unable to prove that call to reach_error is unreachable Unable to prove that call to reach_error is unreachable Reason: overapproximation of large string literal at line 8554, overapproximation of bitwiseComplement at line 8055, overapproximation of bitwiseOr at line 8052. Possible FailurePath: [L6860-L6865] static struct aws_allocator s_can_fail_allocator_static = { .mem_acquire = s_can_fail_malloc_allocator, .mem_release = s_can_fail_free_allocator, .mem_realloc = s_can_fail_realloc_allocator, .mem_calloc = s_can_fail_calloc_allocator, }; [L7093] static __thread int tl_last_error = 0; [L7430-L7442] static const uint8_t s_tolower_table[256] = { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 91, 92, 93, 94, 95, 96, 'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x', 'y', 'z', 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145, 146, 147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219, 220, 221, 222, 223, 224, 225, 226, 227, 228, 229, 230, 231, 232, 233, 234, 235, 236, 237, 238, 239, 240, 241, 242, 243, 244, 245, 246, 247, 248, 249, 250, 251, 252, 253, 254, 255}; [L8553-L8701] static struct aws_error_info errors[] = { [(AWS_ERROR_SUCCESS)-0x0000] = { .literal_name = "AWS_ERROR_SUCCESS", .error_code = (AWS_ERROR_SUCCESS), .error_str = ("Success."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SUCCESS" ", " "Success.", } , [(AWS_ERROR_OOM)-0x0000] = { .literal_name = "AWS_ERROR_OOM", .error_code = (AWS_ERROR_OOM), .error_str = ("Out of memory."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OOM" ", " "Out of memory.", } , [(AWS_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_UNKNOWN", .error_code = (AWS_ERROR_UNKNOWN), .error_str = ("Unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNKNOWN" ", " "Unknown error.", } , [(AWS_ERROR_SHORT_BUFFER)-0x0000] = { .literal_name = "AWS_ERROR_SHORT_BUFFER", .error_code = (AWS_ERROR_SHORT_BUFFER), .error_str = ("Buffer is not large enough to hold result."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SHORT_BUFFER" ", " "Buffer is not large enough to hold result.", } , [(AWS_ERROR_OVERFLOW_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_OVERFLOW_DETECTED", .error_code = (AWS_ERROR_OVERFLOW_DETECTED), .error_str = ("Fixed size value overflow was detected."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_OVERFLOW_DETECTED" ", " "Fixed size value overflow was detected.", } , [(AWS_ERROR_UNSUPPORTED_OPERATION)-0x0000] = { .literal_name = "AWS_ERROR_UNSUPPORTED_OPERATION", .error_code = (AWS_ERROR_UNSUPPORTED_OPERATION), .error_str = ("Unsupported operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNSUPPORTED_OPERATION" ", " "Unsupported operation.", } , [(AWS_ERROR_INVALID_BUFFER_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BUFFER_SIZE", .error_code = (AWS_ERROR_INVALID_BUFFER_SIZE), .error_str = ("Invalid buffer size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BUFFER_SIZE" ", " "Invalid buffer size.", } , [(AWS_ERROR_INVALID_HEX_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_HEX_STR", .error_code = (AWS_ERROR_INVALID_HEX_STR), .error_str = ("Invalid hex string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_HEX_STR" ", " "Invalid hex string.", } , [(AWS_ERROR_INVALID_BASE64_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_BASE64_STR", .error_code = (AWS_ERROR_INVALID_BASE64_STR), .error_str = ("Invalid base64 string."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_BASE64_STR" ", " "Invalid base64 string.", } , [(AWS_ERROR_INVALID_INDEX)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_INDEX", .error_code = (AWS_ERROR_INVALID_INDEX), .error_str = ("Invalid index for list access."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_INDEX" ", " "Invalid index for list access.", } , [(AWS_ERROR_THREAD_INVALID_SETTINGS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INVALID_SETTINGS", .error_code = (AWS_ERROR_THREAD_INVALID_SETTINGS), .error_str = ("Invalid thread settings."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INVALID_SETTINGS" ", " "Invalid thread settings.", } , [(AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE", .error_code = (AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE), .error_str = ("Insufficent resources for thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_INSUFFICIENT_RESOURCE" ", " "Insufficent resources for thread.", } , [(AWS_ERROR_THREAD_NO_PERMISSIONS)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_PERMISSIONS", .error_code = (AWS_ERROR_THREAD_NO_PERMISSIONS), .error_str = ("Insufficient permissions for thread operation."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_PERMISSIONS" ", " "Insufficient permissions for thread operation.", } , [(AWS_ERROR_THREAD_NOT_JOINABLE)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NOT_JOINABLE", .error_code = (AWS_ERROR_THREAD_NOT_JOINABLE), .error_str = ("Thread not joinable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NOT_JOINABLE" ", " "Thread not joinable.", } , [(AWS_ERROR_THREAD_NO_SUCH_THREAD_ID)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID", .error_code = (AWS_ERROR_THREAD_NO_SUCH_THREAD_ID), .error_str = ("No such thread ID."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_NO_SUCH_THREAD_ID" ", " "No such thread ID.", } , [(AWS_ERROR_THREAD_DEADLOCK_DETECTED)-0x0000] = { .literal_name = "AWS_ERROR_THREAD_DEADLOCK_DETECTED", .error_code = (AWS_ERROR_THREAD_DEADLOCK_DETECTED), .error_str = ("Deadlock detected in thread."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_THREAD_DEADLOCK_DETECTED" ", " "Deadlock detected in thread.", } , [(AWS_ERROR_MUTEX_NOT_INIT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_NOT_INIT", .error_code = (AWS_ERROR_MUTEX_NOT_INIT), .error_str = ("Mutex not initialized."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_NOT_INIT" ", " "Mutex not initialized.", } , [(AWS_ERROR_MUTEX_TIMEOUT)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_TIMEOUT", .error_code = (AWS_ERROR_MUTEX_TIMEOUT), .error_str = ("Mutex operation timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_TIMEOUT" ", " "Mutex operation timed out.", } , [(AWS_ERROR_MUTEX_CALLER_NOT_OWNER)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_CALLER_NOT_OWNER", .error_code = (AWS_ERROR_MUTEX_CALLER_NOT_OWNER), .error_str = ("The caller of a mutex operation was not the owner."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_CALLER_NOT_OWNER" ", " "The caller of a mutex operation was not the owner.", } , [(AWS_ERROR_MUTEX_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_MUTEX_FAILED", .error_code = (AWS_ERROR_MUTEX_FAILED), .error_str = ("Mutex operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MUTEX_FAILED" ", " "Mutex operation failed.", } , [(AWS_ERROR_COND_VARIABLE_INIT_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_INIT_FAILED", .error_code = (AWS_ERROR_COND_VARIABLE_INIT_FAILED), .error_str = ("Condition variable initialization failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_INIT_FAILED" ", " "Condition variable initialization failed.", } , [(AWS_ERROR_COND_VARIABLE_TIMED_OUT)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_TIMED_OUT", .error_code = (AWS_ERROR_COND_VARIABLE_TIMED_OUT), .error_str = ("Condition variable wait timed out."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_TIMED_OUT" ", " "Condition variable wait timed out.", } , [(AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN)-0x0000] = { .literal_name = "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN", .error_code = (AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN), .error_str = ("Condition variable unknown error."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_COND_VARIABLE_ERROR_UNKNOWN" ", " "Condition variable unknown error.", } , [(AWS_ERROR_CLOCK_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_CLOCK_FAILURE", .error_code = (AWS_ERROR_CLOCK_FAILURE), .error_str = ("Clock operation failed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_CLOCK_FAILURE" ", " "Clock operation failed.", } , [(AWS_ERROR_LIST_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EMPTY", .error_code = (AWS_ERROR_LIST_EMPTY), .error_str = ("Empty list."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EMPTY" ", " "Empty list.", } , [(AWS_ERROR_DEST_COPY_TOO_SMALL)-0x0000] = { .literal_name = "AWS_ERROR_DEST_COPY_TOO_SMALL", .error_code = (AWS_ERROR_DEST_COPY_TOO_SMALL), .error_str = ("Destination of copy is too small."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_DEST_COPY_TOO_SMALL" ", " "Destination of copy is too small.", } , [(AWS_ERROR_LIST_EXCEEDS_MAX_SIZE)-0x0000] = { .literal_name = "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE", .error_code = (AWS_ERROR_LIST_EXCEEDS_MAX_SIZE), .error_str = ("A requested operation on a list would exceed it's max size."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_EXCEEDS_MAX_SIZE" ", " "A requested operation on a list would exceed it's max size.", } , [(AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK)-0x0000] = { .literal_name = "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK", .error_code = (AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK), .error_str = ("Attempt to shrink a list in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_LIST_STATIC_MODE_CANT_SHRINK" ", " "Attempt to shrink a list in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_FULL)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_FULL", .error_code = (AWS_ERROR_PRIORITY_QUEUE_FULL), .error_str = ("Attempt to add items to a full preallocated queue in static mode."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_FULL" ", " "Attempt to add items to a full preallocated queue in static mode.", } , [(AWS_ERROR_PRIORITY_QUEUE_EMPTY)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_EMPTY", .error_code = (AWS_ERROR_PRIORITY_QUEUE_EMPTY), .error_str = ("Attempt to pop an item from an empty queue."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_EMPTY" ", " "Attempt to pop an item from an empty queue.", } , [(AWS_ERROR_PRIORITY_QUEUE_BAD_NODE)-0x0000] = { .literal_name = "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE", .error_code = (AWS_ERROR_PRIORITY_QUEUE_BAD_NODE), .error_str = ("Bad node handle passed to remove."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_PRIORITY_QUEUE_BAD_NODE" ", " "Bad node handle passed to remove.", } , [(AWS_ERROR_HASHTBL_ITEM_NOT_FOUND)-0x0000] = { .literal_name = "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND", .error_code = (AWS_ERROR_HASHTBL_ITEM_NOT_FOUND), .error_str = ("Item not found in hash table."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_HASHTBL_ITEM_NOT_FOUND" ", " "Item not found in hash table.", } , [(AWS_ERROR_INVALID_DATE_STR)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_DATE_STR", .error_code = (AWS_ERROR_INVALID_DATE_STR), .error_str = ("Date string is invalid and cannot be parsed."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_DATE_STR" ", " "Date string is invalid and cannot be parsed.", } , [(AWS_ERROR_INVALID_ARGUMENT)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_ARGUMENT", .error_code = (AWS_ERROR_INVALID_ARGUMENT), .error_str = ("An invalid argument was passed to a function."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_ARGUMENT" ", " "An invalid argument was passed to a function.", } , [(AWS_ERROR_RANDOM_GEN_FAILED)-0x0000] = { .literal_name = "AWS_ERROR_RANDOM_GEN_FAILED", .error_code = (AWS_ERROR_RANDOM_GEN_FAILED), .error_str = ("A call to the random number generator failed. Retry later."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_RANDOM_GEN_FAILED" ", " "A call to the random number generator failed. Retry later.", } , [(AWS_ERROR_MALFORMED_INPUT_STRING)-0x0000] = { .literal_name = "AWS_ERROR_MALFORMED_INPUT_STRING", .error_code = (AWS_ERROR_MALFORMED_INPUT_STRING), .error_str = ("An input string was passed to a parser and the string was incorrectly formatted."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MALFORMED_INPUT_STRING" ", " "An input string was passed to a parser and the string was incorrectly formatted.", } , [(AWS_ERROR_UNIMPLEMENTED)-0x0000] = { .literal_name = "AWS_ERROR_UNIMPLEMENTED", .error_code = (AWS_ERROR_UNIMPLEMENTED), .error_str = ("A function was called, but is not implemented."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_UNIMPLEMENTED" ", " "A function was called, but is not implemented.", } , [(AWS_ERROR_INVALID_STATE)-0x0000] = { .literal_name = "AWS_ERROR_INVALID_STATE", .error_code = (AWS_ERROR_INVALID_STATE), .error_str = ("An invalid state was encountered."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_INVALID_STATE" ", " "An invalid state was encountered.", } , [(AWS_ERROR_ENVIRONMENT_GET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_GET", .error_code = (AWS_ERROR_ENVIRONMENT_GET), .error_str = ("System call failure when getting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_GET" ", " "System call failure when getting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_SET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_SET", .error_code = (AWS_ERROR_ENVIRONMENT_SET), .error_str = ("System call failure when setting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_SET" ", " "System call failure when setting an environment variable.", } , [(AWS_ERROR_ENVIRONMENT_UNSET)-0x0000] = { .literal_name = "AWS_ERROR_ENVIRONMENT_UNSET", .error_code = (AWS_ERROR_ENVIRONMENT_UNSET), .error_str = ("System call failure when unsetting an environment variable."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_ENVIRONMENT_UNSET" ", " "System call failure when unsetting an environment variable.", } , [(AWS_ERROR_SYS_CALL_FAILURE)-0x0000] = { .literal_name = "AWS_ERROR_SYS_CALL_FAILURE", .error_code = (AWS_ERROR_SYS_CALL_FAILURE), .error_str = ("System call failure"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_SYS_CALL_FAILURE" ", " "System call failure", } , [(AWS_ERROR_FILE_INVALID_PATH)-0x0000] = { .literal_name = "AWS_ERROR_FILE_INVALID_PATH", .error_code = (AWS_ERROR_FILE_INVALID_PATH), .error_str = ("Invalid file path."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_FILE_INVALID_PATH" ", " "Invalid file path.", } , [(AWS_ERROR_MAX_FDS_EXCEEDED)-0x0000] = { .literal_name = "AWS_ERROR_MAX_FDS_EXCEEDED", .error_code = (AWS_ERROR_MAX_FDS_EXCEEDED), .error_str = ("The maximum number of fds has been exceeded."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_MAX_FDS_EXCEEDED" ", " "The maximum number of fds has been exceeded.", } , [(AWS_ERROR_NO_PERMISSION)-0x0000] = { .literal_name = "AWS_ERROR_NO_PERMISSION", .error_code = (AWS_ERROR_NO_PERMISSION), .error_str = ("User does not have permission to perform the requested action."), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_NO_PERMISSION" ", " "User does not have permission to perform the requested action.", } , [(AWS_ERROR_STREAM_UNSEEKABLE)-0x0000] = { .literal_name = "AWS_ERROR_STREAM_UNSEEKABLE", .error_code = (AWS_ERROR_STREAM_UNSEEKABLE), .error_str = ("Stream does not support seek operations"), .lib_name = ("aws-c-common"), .formatted_name = "aws-c-common" ": " "AWS_ERROR_STREAM_UNSEEKABLE" ", " "Stream does not support seek operations", } , }; [L8704-L8707] static struct aws_error_info_list s_list = { .error_list = errors, .count = (sizeof(errors) / sizeof((errors)[0])), }; [L8709-L8718] static struct aws_log_subject_info s_common_log_subject_infos[] = { { .subject_id = (AWS_LS_COMMON_GENERAL), .subject_name = ("aws-c-common"), .subject_description = ("Subject for aws-c-common logging that doesn't belong to any particular category") } , { .subject_id = (AWS_LS_COMMON_TASK_SCHEDULER), .subject_name = ("task-scheduler"), .subject_description = ("Subject for task scheduler or task specific logging.") } , }; [L8720-L8723] static struct aws_log_subject_info_list s_common_log_subject_list = { .subject_list = s_common_log_subject_infos, .count = (sizeof(s_common_log_subject_infos) / sizeof((s_common_log_subject_infos)[0])), }; [L8725-L8729] static _Bool s_common_library_initialized = 0 ; [L8767] CALL aws_nospec_mask_harness() [L8743] size_t index = __VERIFIER_nondet_ulong(); [L8744] size_t bound = __VERIFIER_nondet_ulong(); [L8747] CALL, EXPR aws_nospec_mask(index, bound) VAL [\old(bound)=1, \old(index)=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8052] size_t negative_mask = index | bound; [L8053] size_t toobig_mask = bound - index - (uintptr_t)1; [L8054] size_t combined_mask = negative_mask | toobig_mask; [L8055-L8059] combined_mask = (~combined_mask) / ( (18446744073709551615UL) - ( (18446744073709551615UL) >> 1)) [L8067-L8068] combined_mask = combined_mask * (18446744073709551615UL) [L8071] return combined_mask; [L8747] RET, EXPR aws_nospec_mask(index, bound) VAL [aws_nospec_mask(index, bound)=0, bound=1, errors={197:0}, index=0, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L8747] size_t rval = aws_nospec_mask(index, bound); [L8750] COND TRUE rval == 0 VAL [bound=1, errors={197:0}, index=0, rval=0, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L8751-L8755] CALL __VERIFIER_assert((index >= bound) || (bound > ( (18446744073709551615UL) / 2)) || (index > ( (18446744073709551615UL) / 2))) VAL [\old(cond)=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] [L223] COND TRUE !cond VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list=2, s_common_log_subject_list={198:0}, s_list={197:0}, s_list=46, s_tolower_table={196:0}, tl_last_error=0] [L223] reach_error() VAL [\old(cond)=0, cond=0, errors={197:0}, s_can_fail_allocator_static={195:0}, s_common_library_initialized=0, s_common_log_subject_infos={198:0}, s_common_log_subject_list={198:0}, s_common_log_subject_list=2, s_list=46, s_list={197:0}, s_tolower_table={196:0}, tl_last_error=0] - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 17 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: No data available, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=17occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 10 NumberOfCodeBlocks, 10 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2022-10-17 17:38:40,619 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta --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 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-dbf71c6-m [2022-10-17 17:38:43,261 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 17:38:43,264 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 17:38:43,318 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 17:38:43,319 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 17:38:43,325 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 17:38:43,328 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 17:38:43,332 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 17:38:43,343 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 17:38:43,346 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 17:38:43,347 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 17:38:43,349 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 17:38:43,349 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 17:38:43,351 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 17:38:43,352 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 17:38:43,353 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 17:38:43,355 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 17:38:43,358 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 17:38:43,364 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 17:38:43,374 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 17:38:43,379 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 17:38:43,385 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 17:38:43,386 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 17:38:43,387 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 17:38:43,393 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 17:38:43,393 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 17:38:43,394 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 17:38:43,396 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 17:38:43,396 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 17:38:43,397 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 17:38:43,397 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 17:38:43,398 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 17:38:43,403 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 17:38:43,405 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 17:38:43,406 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 17:38:43,407 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 17:38:43,408 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 17:38:43,408 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 17:38:43,409 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 17:38:43,411 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 17:38:43,412 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 17:38:43,418 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/config/svcomp-Reach-64bit-Taipan_Bitvector.epf [2022-10-17 17:38:43,470 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 17:38:43,470 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 17:38:43,472 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-10-17 17:38:43,472 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-10-17 17:38:43,473 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 17:38:43,474 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-10-17 17:38:43,474 INFO L138 SettingsManager]: * User list type=DISABLED [2022-10-17 17:38:43,474 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2022-10-17 17:38:43,475 INFO L138 SettingsManager]: * Explicit value domain=true [2022-10-17 17:38:43,475 INFO L138 SettingsManager]: * Octagon Domain=false [2022-10-17 17:38:43,476 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2022-10-17 17:38:43,476 INFO L138 SettingsManager]: * Interval Domain=false [2022-10-17 17:38:43,478 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 17:38:43,478 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 17:38:43,479 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 17:38:43,479 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 17:38:43,479 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 17:38:43,479 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-10-17 17:38:43,480 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-10-17 17:38:43,480 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-10-17 17:38:43,480 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 17:38:43,480 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 17:38:43,481 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 17:38:43,481 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 17:38:43,481 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-10-17 17:38:43,481 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-10-17 17:38:43,482 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:38:43,482 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 17:38:43,482 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 17:38:43,483 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 17:38:43,483 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-10-17 17:38:43,483 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-10-17 17:38:43,483 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 17:38:43,484 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2022-10-17 17:38:43,484 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-10-17 17:38:43,484 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6f493f36268ddddf1b95c73a1ef895545bd56827101b5cfb094b1b471fbade36 [2022-10-17 17:38:43,918 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 17:38:43,955 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 17:38:43,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 17:38:43,959 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 17:38:43,960 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 17:38:43,962 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/../../sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-10-17 17:38:44,048 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/3f04d15ba/73e5711e5cd24833afc5aa7fbec6b52f/FLAG6e3dfc97c [2022-10-17 17:38:45,067 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 17:38:45,067 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i [2022-10-17 17:38:45,110 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/3f04d15ba/73e5711e5cd24833afc5aa7fbec6b52f/FLAG6e3dfc97c [2022-10-17 17:38:45,531 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/data/3f04d15ba/73e5711e5cd24833afc5aa7fbec6b52f [2022-10-17 17:38:45,534 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 17:38:45,536 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 17:38:45,537 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 17:38:45,537 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 17:38:45,541 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 17:38:45,542 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:38:45" (1/1) ... [2022-10-17 17:38:45,543 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@38ee3159 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:45, skipping insertion in model container [2022-10-17 17:38:45,543 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 05:38:45" (1/1) ... [2022-10-17 17:38:45,552 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 17:38:45,689 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:38:46,080 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-10-17 17:38:46,087 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-10-17 17:38:47,187 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,188 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,189 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,190 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,192 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,222 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,223 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,225 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,226 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:47,681 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 17:38:47,683 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 17:38:47,684 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 17:38:47,686 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 17:38:47,688 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 17:38:47,689 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 17:38:47,690 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 17:38:47,691 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 17:38:47,692 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 17:38:47,693 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 17:38:47,917 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 17:38:48,059 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,060 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,131 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,132 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,133 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,133 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,134 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,137 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:38:48,222 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2022-10-17 17:38:48,295 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 17:38:48,301 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-10-17 17:38:48,302 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-10-17 17:38:48,379 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,380 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,381 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,381 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,382 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,391 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,391 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,394 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,395 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,473 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 17:38:48,474 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 17:38:48,475 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 17:38:48,476 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 17:38:48,477 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 17:38:48,478 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 17:38:48,478 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 17:38:48,479 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 17:38:48,480 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 17:38:48,480 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 17:38:48,531 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 17:38:48,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,579 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,609 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,610 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,610 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,611 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,612 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,612 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:38:48,642 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 17:38:48,682 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4489,4502] [2022-10-17 17:38:48,689 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_10da6e3b-a5a2-48a4-90de-15802bcd79ea/sv-benchmarks/c/aws-c-common/aws_nospec_mask_harness.i[4549,4562] [2022-10-17 17:38:48,746 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,747 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,747 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,748 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,749 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,756 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,757 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,758 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,759 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,802 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-10-17 17:38:48,803 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-10-17 17:38:48,804 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-10-17 17:38:48,805 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-10-17 17:38:48,808 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-10-17 17:38:48,808 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-10-17 17:38:48,809 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-10-17 17:38:48,810 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-10-17 17:38:48,811 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-10-17 17:38:48,812 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-10-17 17:38:48,842 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-10-17 17:38:48,893 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,894 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,970 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,971 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,971 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,977 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,978 WARN L1550 CHandler]: Possible shadowing of function index [2022-10-17 17:38:48,979 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 17:38:49,397 INFO L208 MainTranslator]: Completed translation [2022-10-17 17:38:49,398 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49 WrapperNode [2022-10-17 17:38:49,398 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 17:38:49,400 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 17:38:49,400 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 17:38:49,400 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 17:38:49,408 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,567 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,693 INFO L138 Inliner]: procedures = 710, calls = 2488, calls flagged for inlining = 52, calls inlined = 3, statements flattened = 730 [2022-10-17 17:38:49,694 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 17:38:49,695 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 17:38:49,695 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 17:38:49,695 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 17:38:49,707 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,707 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,772 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,775 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,783 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,816 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,824 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 17:38:49,825 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 17:38:49,825 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 17:38:49,826 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 17:38:49,826 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (1/1) ... [2022-10-17 17:38:49,832 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-10-17 17:38:49,843 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 [2022-10-17 17:38:49,857 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-10-17 17:38:49,919 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-10-17 17:38:49,948 INFO L130 BoogieDeclarations]: Found specification of procedure aws_nospec_mask [2022-10-17 17:38:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_nospec_mask [2022-10-17 17:38:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2022-10-17 17:38:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2022-10-17 17:38:49,949 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-10-17 17:38:49,949 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-10-17 17:38:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 17:38:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 17:38:49,950 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 17:38:49,950 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-10-17 17:38:50,214 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 17:38:50,216 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 17:38:52,055 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 17:38:52,061 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 17:38:52,061 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-10-17 17:38:52,063 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:38:52 BoogieIcfgContainer [2022-10-17 17:38:52,064 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 17:38:52,067 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-10-17 17:38:52,067 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-10-17 17:38:52,070 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-10-17 17:38:52,070 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.10 05:38:45" (1/3) ... [2022-10-17 17:38:52,071 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374e34bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:38:52, skipping insertion in model container [2022-10-17 17:38:52,071 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 05:38:49" (2/3) ... [2022-10-17 17:38:52,072 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@374e34bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.10 05:38:52, skipping insertion in model container [2022-10-17 17:38:52,072 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 05:38:52" (3/3) ... [2022-10-17 17:38:52,073 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_nospec_mask_harness.i [2022-10-17 17:38:52,093 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-10-17 17:38:52,094 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-10-17 17:38:52,145 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-10-17 17:38:52,152 INFO L357 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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@358d7889, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-10-17 17:38:52,152 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-10-17 17:38:52,157 INFO L276 IsEmpty]: Start isEmpty. Operand has 21 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) [2022-10-17 17:38:52,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:38:52,165 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:38:52,166 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:38:52,167 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:38:52,172 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:38:52,173 INFO L85 PathProgramCache]: Analyzing trace with hash -861833029, now seen corresponding path program 1 times [2022-10-17 17:38:52,191 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:38:52,192 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1032594628] [2022-10-17 17:38:52,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:38:52,192 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:38:52,193 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:38:52,197 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:38:52,232 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2022-10-17 17:38:53,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:38:53,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 14 conjunts are in the unsatisfiable core [2022-10-17 17:38:53,176 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:38:54,338 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:38:54,338 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 17:38:54,339 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-10-17 17:38:54,339 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1032594628] [2022-10-17 17:38:54,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1032594628] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:38:54,340 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:38:54,340 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-17 17:38:54,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1103663220] [2022-10-17 17:38:54,343 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:38:54,349 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-17 17:38:54,349 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-10-17 17:38:54,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-17 17:38:54,397 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2022-10-17 17:38:54,399 INFO L87 Difference]: Start difference. First operand has 21 states, 13 states have (on average 1.2307692307692308) internal successors, (16), 15 states have internal predecessors, (16), 4 states have call successors, (4), 2 states have call predecessors, (4), 2 states have return successors, (4), 3 states have call predecessors, (4), 4 states have call successors, (4) Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 17:38:55,282 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:38:55,282 INFO L93 Difference]: Finished difference Result 40 states and 45 transitions. [2022-10-17 17:38:55,285 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-17 17:38:55,287 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-10-17 17:38:55,287 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:38:55,295 INFO L225 Difference]: With dead ends: 40 [2022-10-17 17:38:55,295 INFO L226 Difference]: Without dead ends: 16 [2022-10-17 17:38:55,300 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-10-17 17:38:55,304 INFO L413 NwaCegarLoop]: 16 mSDtfsCounter, 16 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 70 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 18 SdHoareTripleChecker+Valid, 76 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 70 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2022-10-17 17:38:55,305 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [18 Valid, 76 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 70 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2022-10-17 17:38:55,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2022-10-17 17:38:55,345 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2022-10-17 17:38:55,346 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 16 states, 10 states have (on average 1.1) internal successors, (11), 11 states have internal predecessors, (11), 3 states have call successors, (3), 2 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-17 17:38:55,348 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 16 transitions. [2022-10-17 17:38:55,349 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 16 transitions. Word has length 12 [2022-10-17 17:38:55,350 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:38:55,350 INFO L495 AbstractCegarLoop]: Abstraction has 16 states and 16 transitions. [2022-10-17 17:38:55,350 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 17:38:55,351 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 16 transitions. [2022-10-17 17:38:55,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2022-10-17 17:38:55,352 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:38:55,352 INFO L195 NwaCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:38:55,391 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2022-10-17 17:38:55,575 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 [2022-10-17 17:38:55,576 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:38:55,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:38:55,576 INFO L85 PathProgramCache]: Analyzing trace with hash -859002884, now seen corresponding path program 1 times [2022-10-17 17:38:55,579 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:38:55,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1650990159] [2022-10-17 17:38:55,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:38:55,579 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:38:55,579 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:38:55,588 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:38:55,590 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2022-10-17 17:38:56,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:38:56,357 INFO L263 TraceCheckSpWp]: Trace formula consists of 1279 conjuncts, 8 conjunts are in the unsatisfiable core [2022-10-17 17:38:56,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:38:56,735 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:38:56,736 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-10-17 17:38:56,736 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-10-17 17:38:56,736 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1650990159] [2022-10-17 17:38:56,736 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1650990159] provided 1 perfect and 0 imperfect interpolant sequences [2022-10-17 17:38:56,736 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-10-17 17:38:56,737 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2022-10-17 17:38:56,737 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434440423] [2022-10-17 17:38:56,737 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-10-17 17:38:56,738 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2022-10-17 17:38:56,739 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2022-10-17 17:38:56,739 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2022-10-17 17:38:56,739 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2022-10-17 17:38:56,740 INFO L87 Difference]: Start difference. First operand 16 states and 16 transitions. Second operand has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 17:38:56,790 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-10-17 17:38:56,790 INFO L93 Difference]: Finished difference Result 22 states and 21 transitions. [2022-10-17 17:38:56,791 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2022-10-17 17:38:56,791 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) Word has length 12 [2022-10-17 17:38:56,791 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-10-17 17:38:56,792 INFO L225 Difference]: With dead ends: 22 [2022-10-17 17:38:56,792 INFO L226 Difference]: Without dead ends: 18 [2022-10-17 17:38:56,793 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2022-10-17 17:38:56,794 INFO L413 NwaCegarLoop]: 11 mSDtfsCounter, 5 mSDsluCounter, 60 mSDsCounter, 0 mSdLazyCounter, 7 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 5 SdHoareTripleChecker+Valid, 71 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 7 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 20 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-10-17 17:38:56,794 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [5 Valid, 71 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 7 Invalid, 0 Unknown, 20 Unchecked, 0.0s Time] [2022-10-17 17:38:56,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 18 states. [2022-10-17 17:38:56,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 18 to 18. [2022-10-17 17:38:56,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 18 states, 12 states have (on average 1.0) internal successors, (12), 12 states have internal predecessors, (12), 3 states have call successors, (3), 3 states have call predecessors, (3), 2 states have return successors, (2), 2 states have call predecessors, (2), 2 states have call successors, (2) [2022-10-17 17:38:56,800 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 18 states and 17 transitions. [2022-10-17 17:38:56,801 INFO L78 Accepts]: Start accepts. Automaton has 18 states and 17 transitions. Word has length 12 [2022-10-17 17:38:56,801 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-10-17 17:38:56,801 INFO L495 AbstractCegarLoop]: Abstraction has 18 states and 17 transitions. [2022-10-17 17:38:56,801 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 7 states have (on average 1.2857142857142858) internal successors, (9), 6 states have internal predecessors, (9), 2 states have call successors, (2), 2 states have call predecessors, (2), 1 states have return successors, (1), 1 states have call predecessors, (1), 1 states have call successors, (1) [2022-10-17 17:38:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 18 states and 17 transitions. [2022-10-17 17:38:56,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2022-10-17 17:38:56,802 INFO L187 NwaCegarLoop]: Found error trace [2022-10-17 17:38:56,803 INFO L195 NwaCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-10-17 17:38:56,831 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (3)] Ended with exit code 0 [2022-10-17 17:38:57,019 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 [2022-10-17 17:38:57,020 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-10-17 17:38:57,020 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 17:38:57,020 INFO L85 PathProgramCache]: Analyzing trace with hash -668467305, now seen corresponding path program 1 times [2022-10-17 17:38:57,024 INFO L118 FreeRefinementEngine]: Executing refinement strategy WALRUS [2022-10-17 17:38:57,024 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1973771842] [2022-10-17 17:38:57,024 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:38:57,024 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2022-10-17 17:38:57,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat [2022-10-17 17:38:57,025 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2022-10-17 17:38:57,064 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/mathsat -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2022-10-17 17:38:57,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-10-17 17:38:57,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 1286 conjuncts, 16 conjunts are in the unsatisfiable core [2022-10-17 17:38:57,949 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-10-17 17:38:59,031 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:38:59,031 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-10-17 17:39:00,741 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-10-17 17:39:00,742 INFO L136 FreeRefinementEngine]: Strategy WALRUS found an infeasible trace [2022-10-17 17:39:00,742 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1973771842] [2022-10-17 17:39:00,743 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1973771842] provided 0 perfect and 2 imperfect interpolant sequences [2022-10-17 17:39:00,743 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1370043268] [2022-10-17 17:39:00,743 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-10-17 17:39:00,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2022-10-17 17:39:00,744 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/cvc4 [2022-10-17 17:39:00,749 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2022-10-17 17:39:00,760 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_10da6e3b-a5a2-48a4-90de-15802bcd79ea/bin/utaipan-G1rejxKTta/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process