./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg --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 Automizer --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 0f893dc40cf70b8d30dda6e110329e0bc2218e18bc668acf080889b069fe51ab ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 09:49:42,393 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 09:49:42,396 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 09:49:42,449 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 09:49:42,450 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 09:49:42,457 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 09:49:42,459 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 09:49:42,463 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 09:49:42,466 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 09:49:42,471 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 09:49:42,473 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 09:49:42,474 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 09:49:42,475 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 09:49:42,478 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 09:49:42,480 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 09:49:42,484 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 09:49:42,486 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 09:49:42,487 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 09:49:42,490 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 09:49:42,500 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 09:49:42,502 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 09:49:42,503 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 09:49:42,506 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 09:49:42,507 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 09:49:42,516 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 09:49:42,517 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 09:49:42,517 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 09:49:42,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 09:49:42,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 09:49:42,522 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 09:49:42,522 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 09:49:42,523 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 09:49:42,525 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 09:49:42,526 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 09:49:42,528 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 09:49:42,528 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 09:49:42,529 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 09:49:42,529 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 09:49:42,529 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 09:49:42,530 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 09:49:42,531 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 09:49:42,532 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 09:49:42,575 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 09:49:42,575 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 09:49:42,576 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 09:49:42,576 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 09:49:42,583 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 09:49:42,583 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 09:49:42,584 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 09:49:42,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 09:49:42,584 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 09:49:42,584 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 09:49:42,585 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 09:49:42,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 09:49:42,586 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 09:49:42,586 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 09:49:42,586 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 09:49:42,587 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 09:49:42,587 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 09:49:42,587 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 09:49:42,587 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 09:49:42,587 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:42,588 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 09:49:42,588 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 09:49:42,588 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 09:49:42,588 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 09:49:42,589 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 09:49:42,589 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 09:49:42,589 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 09:49:42,589 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 09:49:42,589 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 09:49:42,591 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_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f893dc40cf70b8d30dda6e110329e0bc2218e18bc668acf080889b069fe51ab [2021-10-28 09:49:42,933 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 09:49:42,954 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 09:49:42,957 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 09:49:42,958 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 09:49:42,959 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 09:49:42,960 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i [2021-10-28 09:49:43,018 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/data/350e07ed5/4ccee620a33149d1ad72d4575cabdbcb/FLAG71cf2dd67 [2021-10-28 09:49:43,979 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 09:49:43,980 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i [2021-10-28 09:49:44,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/data/350e07ed5/4ccee620a33149d1ad72d4575cabdbcb/FLAG71cf2dd67 [2021-10-28 09:49:44,355 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/data/350e07ed5/4ccee620a33149d1ad72d4575cabdbcb [2021-10-28 09:49:44,358 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 09:49:44,359 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 09:49:44,361 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:44,361 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 09:49:44,365 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 09:49:44,366 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:44" (1/1) ... [2021-10-28 09:49:44,367 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5c919d29 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:44, skipping insertion in model container [2021-10-28 09:49:44,367 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 09:49:44" (1/1) ... [2021-10-28 09:49:44,375 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 09:49:44,542 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 09:49:44,902 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4493,4506] [2021-10-28 09:49:44,914 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4553,4566] [2021-10-28 09:49:44,946 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 09:49:44,963 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 09:49:46,213 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,217 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,218 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,219 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,220 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,247 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,248 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,252 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,257 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,259 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,262 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,264 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,265 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:46,721 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 09:49:46,722 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 09:49:46,724 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 09:49:46,725 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 09:49:46,727 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 09:49:46,728 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 09:49:46,729 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 09:49:46,730 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 09:49:46,730 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 09:49:46,731 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 09:49:46,959 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 09:49:47,320 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,320 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,344 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,345 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,352 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,353 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,368 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,369 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,370 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,371 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,371 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,372 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,372 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,416 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:47,477 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 09:49:47,491 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4493,4506] [2021-10-28 09:49:47,492 WARN L228 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4553,4566] [2021-10-28 09:49:47,494 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 09:49:47,495 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 09:49:47,527 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,527 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,527 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,528 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,529 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,534 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,535 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,536 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,536 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,537 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,543 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,544 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,545 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,586 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 09:49:47,588 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 09:49:47,589 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 09:49:47,590 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 09:49:47,596 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 09:49:47,597 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 09:49:47,597 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 09:49:47,598 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 09:49:47,598 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 09:49:47,599 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 09:49:47,630 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 09:49:47,766 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,767 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,776 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,777 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,780 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,780 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,821 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,822 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,822 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,823 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,824 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,824 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,824 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 09:49:47,859 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 09:49:48,232 INFO L208 MainTranslator]: Completed translation [2021-10-28 09:49:48,233 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48 WrapperNode [2021-10-28 09:49:48,233 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 09:49:48,234 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:48,234 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 09:49:48,235 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 09:49:48,243 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,371 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,482 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 09:49:48,483 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 09:49:48,483 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 09:49:48,484 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 09:49:48,493 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,512 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,513 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,582 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,591 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,602 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,623 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 09:49:48,624 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 09:49:48,625 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 09:49:48,625 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 09:49:48,626 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (1/1) ... [2021-10-28 09:49:48,648 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 09:49:48,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:49:48,675 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 09:49:48,705 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 09:49:48,726 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 09:49:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 09:49:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 09:49:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 09:49:48,727 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 09:49:48,727 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 09:49:48,728 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 09:49:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 09:49:48,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 09:49:59,569 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume !true; [2021-10-28 09:49:59,583 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 09:49:59,585 INFO L299 CfgBuilder]: Removed 157 assume(true) statements. [2021-10-28 09:49:59,588 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:59 BoogieIcfgContainer [2021-10-28 09:49:59,588 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 09:49:59,590 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 09:49:59,590 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 09:49:59,593 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 09:49:59,593 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 09:49:44" (1/3) ... [2021-10-28 09:49:59,595 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbf0e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:59, skipping insertion in model container [2021-10-28 09:49:59,595 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 09:49:48" (2/3) ... [2021-10-28 09:49:59,597 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bbf0e0b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 09:49:59, skipping insertion in model container [2021-10-28 09:49:59,597 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:59" (3/3) ... [2021-10-28 09:49:59,599 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_begin_harness.i [2021-10-28 09:49:59,603 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 09:49:59,603 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-28 09:49:59,663 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 09:49:59,668 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-10-28 09:49:59,669 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-28 09:49:59,697 INFO L276 IsEmpty]: Start isEmpty. Operand has 202 states, 195 states have (on average 1.4564102564102563) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:49:59,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 09:49:59,710 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:49:59,711 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:49:59,712 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:49:59,717 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:49:59,718 INFO L85 PathProgramCache]: Analyzing trace with hash 1999182466, now seen corresponding path program 1 times [2021-10-28 09:49:59,727 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:49:59,729 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403650709] [2021-10-28 09:49:59,730 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:49:59,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:00,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:00,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:00,472 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:00,472 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403650709] [2021-10-28 09:50:00,473 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403650709] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:00,473 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:00,474 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 09:50:00,475 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [894274] [2021-10-28 09:50:00,480 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 09:50:00,480 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:00,492 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 09:50:00,493 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:50:00,496 INFO L87 Difference]: Start difference. First operand has 202 states, 195 states have (on average 1.4564102564102563) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:00,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:00,535 INFO L93 Difference]: Finished difference Result 399 states and 562 transitions. [2021-10-28 09:50:00,536 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 09:50:00,537 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 09:50:00,537 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:00,548 INFO L225 Difference]: With dead ends: 399 [2021-10-28 09:50:00,548 INFO L226 Difference]: Without dead ends: 195 [2021-10-28 09:50:00,552 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 09:50:00,569 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2021-10-28 09:50:00,595 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2021-10-28 09:50:00,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 189 states have (on average 1.3597883597883598) internal successors, (257), 194 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:00,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 257 transitions. [2021-10-28 09:50:00,604 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 257 transitions. Word has length 62 [2021-10-28 09:50:00,604 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:00,604 INFO L470 AbstractCegarLoop]: Abstraction has 195 states and 257 transitions. [2021-10-28 09:50:00,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:00,605 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 257 transitions. [2021-10-28 09:50:00,608 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 09:50:00,608 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:00,608 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:00,608 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 09:50:00,609 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:00,609 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:00,609 INFO L85 PathProgramCache]: Analyzing trace with hash 312696489, now seen corresponding path program 1 times [2021-10-28 09:50:00,609 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:00,610 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1328254244] [2021-10-28 09:50:00,610 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:00,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:00,738 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:00,739 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1306139861] [2021-10-28 09:50:00,739 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:00,739 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:00,740 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:00,741 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:00,772 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 09:50:01,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:01,888 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 09:50:01,900 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:02,245 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:02,245 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:02,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1328254244] [2021-10-28 09:50:02,246 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:50:02,246 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1306139861] [2021-10-28 09:50:02,246 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1306139861] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:02,246 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:02,246 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 09:50:02,247 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1534169787] [2021-10-28 09:50:02,248 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 09:50:02,248 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:02,249 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 09:50:02,249 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:50:02,249 INFO L87 Difference]: Start difference. First operand 195 states and 257 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:02,280 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:02,280 INFO L93 Difference]: Finished difference Result 317 states and 426 transitions. [2021-10-28 09:50:02,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 09:50:02,281 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-10-28 09:50:02,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:02,284 INFO L225 Difference]: With dead ends: 317 [2021-10-28 09:50:02,284 INFO L226 Difference]: Without dead ends: 196 [2021-10-28 09:50:02,285 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 09:50:02,290 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-28 09:50:02,302 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-28 09:50:02,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 190 states have (on average 1.3578947368421053) internal successors, (258), 195 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:02,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 258 transitions. [2021-10-28 09:50:02,309 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 258 transitions. Word has length 65 [2021-10-28 09:50:02,309 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:02,310 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 258 transitions. [2021-10-28 09:50:02,311 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:02,311 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 258 transitions. [2021-10-28 09:50:02,317 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-28 09:50:02,318 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:02,319 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:02,362 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:02,545 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:02,546 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:02,546 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:02,546 INFO L85 PathProgramCache]: Analyzing trace with hash 794092388, now seen corresponding path program 1 times [2021-10-28 09:50:02,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:02,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [375723140] [2021-10-28 09:50:02,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:02,547 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:02,700 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:02,701 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [604253254] [2021-10-28 09:50:02,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:02,701 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:02,702 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:02,703 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:02,751 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 09:50:03,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:03,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 09:50:03,771 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:04,040 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:04,040 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:04,040 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [375723140] [2021-10-28 09:50:04,041 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:50:04,041 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [604253254] [2021-10-28 09:50:04,041 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [604253254] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:04,041 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:04,041 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-10-28 09:50:04,041 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [603921873] [2021-10-28 09:50:04,042 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:50:04,042 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:04,043 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:50:04,043 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:50:04,043 INFO L87 Difference]: Start difference. First operand 196 states and 258 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:04,073 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:04,073 INFO L93 Difference]: Finished difference Result 318 states and 427 transitions. [2021-10-28 09:50:04,074 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:50:04,074 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-28 09:50:04,075 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:04,077 INFO L225 Difference]: With dead ends: 318 [2021-10-28 09:50:04,077 INFO L226 Difference]: Without dead ends: 197 [2021-10-28 09:50:04,078 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:50:04,079 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-10-28 09:50:04,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2021-10-28 09:50:04,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 191 states have (on average 1.356020942408377) internal successors, (259), 196 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:04,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 259 transitions. [2021-10-28 09:50:04,092 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 259 transitions. Word has length 66 [2021-10-28 09:50:04,092 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:04,092 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 259 transitions. [2021-10-28 09:50:04,093 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:04,093 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-10-28 09:50:04,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 09:50:04,094 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:04,095 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:04,130 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:04,308 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-10-28 09:50:04,309 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:04,309 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:04,309 INFO L85 PathProgramCache]: Analyzing trace with hash -1462503927, now seen corresponding path program 2 times [2021-10-28 09:50:04,309 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:04,309 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1304733967] [2021-10-28 09:50:04,310 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:04,310 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:04,434 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:04,434 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2128497704] [2021-10-28 09:50:04,434 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:04,435 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:04,435 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:04,436 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:04,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 09:50:05,391 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:05,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:05,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:50:05,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:05,913 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-10-28 09:50:05,913 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:05,913 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1304733967] [2021-10-28 09:50:05,914 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:50:05,914 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2128497704] [2021-10-28 09:50:05,914 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2128497704] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:05,914 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:05,914 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:50:05,914 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1713069356] [2021-10-28 09:50:05,915 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:50:05,915 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:05,916 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:50:05,916 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:50:05,916 INFO L87 Difference]: Start difference. First operand 197 states and 259 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:06,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:06,303 INFO L93 Difference]: Finished difference Result 280 states and 371 transitions. [2021-10-28 09:50:06,304 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:50:06,304 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-10-28 09:50:06,304 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:06,306 INFO L225 Difference]: With dead ends: 280 [2021-10-28 09:50:06,306 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 09:50:06,307 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:50:06,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 09:50:06,318 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 197. [2021-10-28 09:50:06,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 191 states have (on average 1.3455497382198953) internal successors, (257), 196 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:06,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2021-10-28 09:50:06,320 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 257 transitions. Word has length 67 [2021-10-28 09:50:06,321 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:06,321 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 257 transitions. [2021-10-28 09:50:06,321 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:06,321 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 257 transitions. [2021-10-28 09:50:06,322 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-28 09:50:06,323 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:06,323 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:06,361 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:06,549 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:06,550 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:06,550 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:06,550 INFO L85 PathProgramCache]: Analyzing trace with hash 1906777649, now seen corresponding path program 1 times [2021-10-28 09:50:06,550 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:06,551 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883330744] [2021-10-28 09:50:06,551 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:06,551 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:06,658 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:06,658 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1802684245] [2021-10-28 09:50:06,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:06,659 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:06,659 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:06,660 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:06,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 09:50:07,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:07,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:50:07,586 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:07,927 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:07,927 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:07,927 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883330744] [2021-10-28 09:50:07,928 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:50:07,928 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1802684245] [2021-10-28 09:50:07,928 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1802684245] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:07,928 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:07,928 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-10-28 09:50:07,928 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1525813955] [2021-10-28 09:50:07,929 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:50:07,929 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:07,929 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:50:07,930 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:50:07,930 INFO L87 Difference]: Start difference. First operand 197 states and 257 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:07,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:07,964 INFO L93 Difference]: Finished difference Result 319 states and 424 transitions. [2021-10-28 09:50:07,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:50:07,965 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-10-28 09:50:07,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:07,967 INFO L225 Difference]: With dead ends: 319 [2021-10-28 09:50:07,967 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 09:50:07,968 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:50:07,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 09:50:07,977 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2021-10-28 09:50:07,978 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 192 states have (on average 1.34375) internal successors, (258), 197 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:07,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2021-10-28 09:50:07,979 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 68 [2021-10-28 09:50:07,980 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:07,980 INFO L470 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2021-10-28 09:50:07,980 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:07,980 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2021-10-28 09:50:07,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-28 09:50:07,981 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:07,982 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:08,025 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:08,209 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:08,210 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:08,210 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:08,210 INFO L85 PathProgramCache]: Analyzing trace with hash -2018763882, now seen corresponding path program 2 times [2021-10-28 09:50:08,210 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:08,210 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500787163] [2021-10-28 09:50:08,210 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:08,211 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:08,311 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:08,312 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [637583695] [2021-10-28 09:50:08,312 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:08,312 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:08,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:08,313 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:08,333 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 09:50:09,305 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:09,305 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:09,318 INFO L263 TraceCheckSpWp]: Trace formula consists of 2615 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:50:09,323 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:09,619 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:50:09,619 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:09,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500787163] [2021-10-28 09:50:09,619 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:50:09,619 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [637583695] [2021-10-28 09:50:09,619 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [637583695] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:09,620 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:09,620 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:50:09,620 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1793223595] [2021-10-28 09:50:09,620 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:50:09,620 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:09,621 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:50:09,621 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:50:09,621 INFO L87 Difference]: Start difference. First operand 198 states and 258 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:09,791 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:09,791 INFO L93 Difference]: Finished difference Result 556 states and 730 transitions. [2021-10-28 09:50:09,792 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:50:09,792 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-10-28 09:50:09,792 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:09,794 INFO L225 Difference]: With dead ends: 556 [2021-10-28 09:50:09,795 INFO L226 Difference]: Without dead ends: 380 [2021-10-28 09:50:09,796 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 09:50:09,796 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-10-28 09:50:09,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 204. [2021-10-28 09:50:09,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.3333333333333333) internal successors, (264), 203 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:09,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 264 transitions. [2021-10-28 09:50:09,808 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 264 transitions. Word has length 69 [2021-10-28 09:50:09,809 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:09,809 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 264 transitions. [2021-10-28 09:50:09,809 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:09,809 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 264 transitions. [2021-10-28 09:50:09,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 09:50:09,810 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:09,811 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:09,844 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:10,021 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-28 09:50:10,022 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:10,022 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:10,022 INFO L85 PathProgramCache]: Analyzing trace with hash 1082326934, now seen corresponding path program 1 times [2021-10-28 09:50:10,022 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:10,022 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2115112566] [2021-10-28 09:50:10,023 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:10,023 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:10,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:10,695 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:50:10,696 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:10,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2115112566] [2021-10-28 09:50:10,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2115112566] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:10,696 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:10,696 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 09:50:10,696 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2019317399] [2021-10-28 09:50:10,697 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:50:10,697 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:10,697 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:50:10,698 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:50:10,698 INFO L87 Difference]: Start difference. First operand 204 states and 264 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,014 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:16,014 INFO L93 Difference]: Finished difference Result 408 states and 531 transitions. [2021-10-28 09:50:16,015 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 09:50:16,015 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 09:50:16,016 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:16,017 INFO L225 Difference]: With dead ends: 408 [2021-10-28 09:50:16,017 INFO L226 Difference]: Without dead ends: 242 [2021-10-28 09:50:16,018 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:50:16,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-28 09:50:16,066 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 222. [2021-10-28 09:50:16,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 216 states have (on average 1.3240740740740742) internal successors, (286), 221 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 286 transitions. [2021-10-28 09:50:16,068 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 286 transitions. Word has length 73 [2021-10-28 09:50:16,068 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:16,068 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 286 transitions. [2021-10-28 09:50:16,069 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,069 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 286 transitions. [2021-10-28 09:50:16,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 09:50:16,070 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:16,070 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:16,070 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 09:50:16,071 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:16,071 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:16,071 INFO L85 PathProgramCache]: Analyzing trace with hash -244659302, now seen corresponding path program 1 times [2021-10-28 09:50:16,071 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:16,072 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1336617861] [2021-10-28 09:50:16,072 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:16,072 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:16,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:16,447 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:50:16,447 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:16,447 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1336617861] [2021-10-28 09:50:16,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1336617861] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:16,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:16,448 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 09:50:16,448 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [810306925] [2021-10-28 09:50:16,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:50:16,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:16,449 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:50:16,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:50:16,449 INFO L87 Difference]: Start difference. First operand 222 states and 286 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,611 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:16,611 INFO L93 Difference]: Finished difference Result 407 states and 529 transitions. [2021-10-28 09:50:16,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:50:16,612 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 09:50:16,612 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:16,614 INFO L225 Difference]: With dead ends: 407 [2021-10-28 09:50:16,614 INFO L226 Difference]: Without dead ends: 220 [2021-10-28 09:50:16,614 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 09:50:16,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-28 09:50:16,627 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-10-28 09:50:16,627 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 214 states have (on average 1.3037383177570094) internal successors, (279), 219 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 279 transitions. [2021-10-28 09:50:16,629 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 279 transitions. Word has length 73 [2021-10-28 09:50:16,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:16,630 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 279 transitions. [2021-10-28 09:50:16,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:16,631 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 279 transitions. [2021-10-28 09:50:16,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 09:50:16,631 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:16,632 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:16,632 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 09:50:16,632 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:16,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:16,633 INFO L85 PathProgramCache]: Analyzing trace with hash -916560020, now seen corresponding path program 1 times [2021-10-28 09:50:16,633 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:16,633 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1348532063] [2021-10-28 09:50:16,633 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:16,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:16,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:16,994 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-10-28 09:50:16,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:16,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1348532063] [2021-10-28 09:50:16,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1348532063] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:16,995 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:50:16,995 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 09:50:16,995 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1361838639] [2021-10-28 09:50:16,996 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:50:16,996 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:16,996 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:50:16,997 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 09:50:16,997 INFO L87 Difference]: Start difference. First operand 220 states and 279 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:22,090 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:22,090 INFO L93 Difference]: Finished difference Result 409 states and 522 transitions. [2021-10-28 09:50:22,090 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:50:22,090 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-10-28 09:50:22,091 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:22,092 INFO L225 Difference]: With dead ends: 409 [2021-10-28 09:50:22,092 INFO L226 Difference]: Without dead ends: 226 [2021-10-28 09:50:22,093 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 09:50:22,093 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-28 09:50:22,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2021-10-28 09:50:22,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 214 states have (on average 1.2710280373831775) internal successors, (272), 219 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:22,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 272 transitions. [2021-10-28 09:50:22,108 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 272 transitions. Word has length 77 [2021-10-28 09:50:22,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:22,108 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 272 transitions. [2021-10-28 09:50:22,109 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:22,109 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 272 transitions. [2021-10-28 09:50:22,110 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 09:50:22,110 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:22,110 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:22,110 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 09:50:22,111 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:22,111 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:22,111 INFO L85 PathProgramCache]: Analyzing trace with hash -299985813, now seen corresponding path program 1 times [2021-10-28 09:50:22,111 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:22,112 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [789530061] [2021-10-28 09:50:22,112 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:22,112 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:22,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:22,903 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:22,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:22,903 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [789530061] [2021-10-28 09:50:22,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [789530061] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:22,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [994613117] [2021-10-28 09:50:22,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:22,904 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:22,904 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:22,905 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:22,921 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 09:50:23,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:23,896 INFO L263 TraceCheckSpWp]: Trace formula consists of 2719 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 09:50:23,901 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:24,294 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:24,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [994613117] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:24,295 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:50:24,295 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-28 09:50:24,295 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1473589343] [2021-10-28 09:50:24,296 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:50:24,296 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:24,296 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:50:24,296 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:50:24,297 INFO L87 Difference]: Start difference. First operand 220 states and 272 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:24,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:24,342 INFO L93 Difference]: Finished difference Result 342 states and 433 transitions. [2021-10-28 09:50:24,342 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:50:24,343 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-28 09:50:24,343 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:24,344 INFO L225 Difference]: With dead ends: 342 [2021-10-28 09:50:24,345 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 09:50:24,362 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:50:24,363 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 09:50:24,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-28 09:50:24,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 215 states have (on average 1.2697674418604652) internal successors, (273), 220 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:24,377 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 273 transitions. [2021-10-28 09:50:24,377 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 273 transitions. Word has length 79 [2021-10-28 09:50:24,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:24,378 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 273 transitions. [2021-10-28 09:50:24,378 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:24,378 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 273 transitions. [2021-10-28 09:50:24,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 09:50:24,379 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:24,380 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:24,421 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:24,605 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-28 09:50:24,606 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:24,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:24,606 INFO L85 PathProgramCache]: Analyzing trace with hash -1708954468, now seen corresponding path program 2 times [2021-10-28 09:50:24,606 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:24,607 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1092747069] [2021-10-28 09:50:24,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:24,607 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:24,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:25,235 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:25,236 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:25,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1092747069] [2021-10-28 09:50:25,236 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1092747069] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:25,236 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1790530091] [2021-10-28 09:50:25,236 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:25,236 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:25,236 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:25,238 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:25,264 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 09:50:26,228 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:26,228 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:26,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 2698 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 09:50:26,248 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:26,804 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2021-10-28 09:50:26,928 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:50:26,929 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2021-10-28 09:50:27,249 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2021-10-28 09:50:27,264 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:50:27,265 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-10-28 09:50:27,384 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 09:50:27,384 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 14 [2021-10-28 09:50:27,457 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2021-10-28 09:50:27,457 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1790530091] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:27,457 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:27,457 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2021-10-28 09:50:27,458 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1701000155] [2021-10-28 09:50:27,458 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:50:27,458 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:27,459 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:50:27,459 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-10-28 09:50:27,459 INFO L87 Difference]: Start difference. First operand 221 states and 273 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:38,021 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:38,021 INFO L93 Difference]: Finished difference Result 436 states and 557 transitions. [2021-10-28 09:50:38,022 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 09:50:38,022 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-28 09:50:38,022 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:38,024 INFO L225 Difference]: With dead ends: 436 [2021-10-28 09:50:38,024 INFO L226 Difference]: Without dead ends: 337 [2021-10-28 09:50:38,025 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2021-10-28 09:50:38,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-10-28 09:50:38,043 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 237. [2021-10-28 09:50:38,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 231 states have (on average 1.2640692640692641) internal successors, (292), 236 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:38,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 292 transitions. [2021-10-28 09:50:38,045 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 292 transitions. Word has length 80 [2021-10-28 09:50:38,046 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:38,046 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 292 transitions. [2021-10-28 09:50:38,046 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:38,046 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 292 transitions. [2021-10-28 09:50:38,047 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 09:50:38,047 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:38,048 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:38,079 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:38,256 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:38,258 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:38,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:38,259 INFO L85 PathProgramCache]: Analyzing trace with hash 1574895578, now seen corresponding path program 1 times [2021-10-28 09:50:38,259 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:38,259 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [525713907] [2021-10-28 09:50:38,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:38,260 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:38,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:38,888 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:38,888 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:38,888 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [525713907] [2021-10-28 09:50:38,888 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [525713907] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:38,889 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761284749] [2021-10-28 09:50:38,889 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:38,889 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:38,889 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:38,891 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:38,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 09:50:39,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:39,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2721 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 09:50:39,892 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:40,378 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:40,378 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761284749] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:40,378 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:50:40,378 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-10-28 09:50:40,379 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1699569711] [2021-10-28 09:50:40,379 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 09:50:40,379 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:40,380 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 09:50:40,380 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:50:40,380 INFO L87 Difference]: Start difference. First operand 237 states and 292 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:40,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:40,453 INFO L93 Difference]: Finished difference Result 375 states and 472 transitions. [2021-10-28 09:50:40,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 09:50:40,454 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-28 09:50:40,454 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:40,456 INFO L225 Difference]: With dead ends: 375 [2021-10-28 09:50:40,456 INFO L226 Difference]: Without dead ends: 238 [2021-10-28 09:50:40,456 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:50:40,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-28 09:50:40,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2021-10-28 09:50:40,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 232 states have (on average 1.2629310344827587) internal successors, (293), 237 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:40,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 293 transitions. [2021-10-28 09:50:40,472 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 293 transitions. Word has length 80 [2021-10-28 09:50:40,473 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:40,473 INFO L470 AbstractCegarLoop]: Abstraction has 238 states and 293 transitions. [2021-10-28 09:50:40,473 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:40,473 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 293 transitions. [2021-10-28 09:50:40,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-28 09:50:40,474 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:40,474 INFO L513 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:40,516 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:40,689 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-28 09:50:40,690 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:40,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:40,690 INFO L85 PathProgramCache]: Analyzing trace with hash 846540233, now seen corresponding path program 2 times [2021-10-28 09:50:40,690 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:40,690 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561036151] [2021-10-28 09:50:40,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:40,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:40,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:41,287 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:41,287 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:41,287 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561036151] [2021-10-28 09:50:41,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561036151] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:41,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [230437194] [2021-10-28 09:50:41,288 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:41,288 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:41,288 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:41,290 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:41,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 09:50:42,493 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:42,493 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:42,504 INFO L263 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 09:50:42,507 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:43,127 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2021-10-28 09:50:43,257 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2021-10-28 09:50:43,386 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-10-28 09:50:43,387 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [230437194] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:43,387 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:43,387 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2021-10-28 09:50:43,387 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [233521712] [2021-10-28 09:50:43,388 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 09:50:43,388 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:43,389 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 09:50:43,389 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:50:43,389 INFO L87 Difference]: Start difference. First operand 238 states and 293 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:46,751 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:46,751 INFO L93 Difference]: Finished difference Result 337 states and 424 transitions. [2021-10-28 09:50:46,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:50:46,752 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-10-28 09:50:46,753 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:46,754 INFO L225 Difference]: With dead ends: 337 [2021-10-28 09:50:46,754 INFO L226 Difference]: Without dead ends: 222 [2021-10-28 09:50:46,755 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2021-10-28 09:50:46,755 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2021-10-28 09:50:46,769 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2021-10-28 09:50:46,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 216 states have (on average 1.2546296296296295) internal successors, (271), 221 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:46,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 271 transitions. [2021-10-28 09:50:46,771 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 271 transitions. Word has length 81 [2021-10-28 09:50:46,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:46,772 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 271 transitions. [2021-10-28 09:50:46,772 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:46,772 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 271 transitions. [2021-10-28 09:50:46,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-28 09:50:46,773 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:46,773 INFO L513 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:46,821 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:46,993 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 09:50:46,994 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:46,994 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:46,994 INFO L85 PathProgramCache]: Analyzing trace with hash 1401751239, now seen corresponding path program 1 times [2021-10-28 09:50:46,994 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:46,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [795965906] [2021-10-28 09:50:46,995 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:46,995 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:47,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:47,666 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:47,666 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:47,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [795965906] [2021-10-28 09:50:47,667 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [795965906] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:47,667 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2142888628] [2021-10-28 09:50:47,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:47,667 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:47,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:47,669 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:47,696 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 09:50:48,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:48,974 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 09:50:48,978 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:49,562 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:49,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2142888628] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:49,563 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:50:49,563 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-10-28 09:50:49,563 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1380909278] [2021-10-28 09:50:49,564 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 09:50:49,564 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:49,565 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 09:50:49,565 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:50:49,565 INFO L87 Difference]: Start difference. First operand 222 states and 271 transitions. Second operand has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:49,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:49,624 INFO L93 Difference]: Finished difference Result 344 states and 429 transitions. [2021-10-28 09:50:49,624 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 09:50:49,624 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-10-28 09:50:49,625 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:49,626 INFO L225 Difference]: With dead ends: 344 [2021-10-28 09:50:49,626 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 09:50:49,627 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:50:49,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 09:50:49,641 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-28 09:50:49,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 217 states have (on average 1.2534562211981566) internal successors, (272), 222 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:49,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 272 transitions. [2021-10-28 09:50:49,643 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 272 transitions. Word has length 84 [2021-10-28 09:50:49,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:49,643 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 272 transitions. [2021-10-28 09:50:49,644 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:49,644 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 272 transitions. [2021-10-28 09:50:49,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 09:50:49,645 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:49,645 INFO L513 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:49,689 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2021-10-28 09:50:49,873 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:49,874 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:49,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:49,874 INFO L85 PathProgramCache]: Analyzing trace with hash 1953277238, now seen corresponding path program 2 times [2021-10-28 09:50:49,874 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:49,874 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1418861577] [2021-10-28 09:50:49,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:49,875 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:50,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:50,599 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:50,600 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:50,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1418861577] [2021-10-28 09:50:50,600 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1418861577] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:50,600 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1511399468] [2021-10-28 09:50:50,600 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:50,601 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:50,601 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:50,606 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:50,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 09:50:51,901 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:51,901 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:51,918 INFO L263 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-28 09:50:51,922 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:52,311 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-28 09:50:52,311 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1511399468] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:52,312 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:52,312 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-10-28 09:50:52,312 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495047455] [2021-10-28 09:50:52,312 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 09:50:52,312 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:52,313 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 09:50:52,313 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:50:52,313 INFO L87 Difference]: Start difference. First operand 223 states and 272 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:52,671 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:52,671 INFO L93 Difference]: Finished difference Result 435 states and 546 transitions. [2021-10-28 09:50:52,671 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 09:50:52,672 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-10-28 09:50:52,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:52,673 INFO L225 Difference]: With dead ends: 435 [2021-10-28 09:50:52,673 INFO L226 Difference]: Without dead ends: 299 [2021-10-28 09:50:52,677 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:50:52,678 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-28 09:50:52,693 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 207. [2021-10-28 09:50:52,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 201 states have (on average 1.2487562189054726) internal successors, (251), 206 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:52,695 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2021-10-28 09:50:52,695 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 85 [2021-10-28 09:50:52,695 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:52,696 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2021-10-28 09:50:52,696 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:52,696 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2021-10-28 09:50:52,697 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-28 09:50:52,697 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:52,698 INFO L513 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:52,745 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:52,918 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 09:50:52,919 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:52,919 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:52,919 INFO L85 PathProgramCache]: Analyzing trace with hash -14478783, now seen corresponding path program 1 times [2021-10-28 09:50:52,919 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:52,919 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1209448418] [2021-10-28 09:50:52,919 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:52,920 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:53,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:53,589 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:53,589 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:53,589 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1209448418] [2021-10-28 09:50:53,590 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1209448418] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:53,590 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2025176469] [2021-10-28 09:50:53,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:53,590 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:53,590 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:53,594 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:53,613 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 09:50:54,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:54,780 INFO L263 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 09:50:54,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:55,455 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:55,456 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2025176469] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:55,456 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 09:50:55,456 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-10-28 09:50:55,456 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1825124324] [2021-10-28 09:50:55,456 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 09:50:55,457 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:55,457 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 09:50:55,458 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-10-28 09:50:55,458 INFO L87 Difference]: Start difference. First operand 207 states and 251 transitions. Second operand has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:55,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:55,530 INFO L93 Difference]: Finished difference Result 329 states and 408 transitions. [2021-10-28 09:50:55,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 09:50:55,531 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-10-28 09:50:55,531 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:55,532 INFO L225 Difference]: With dead ends: 329 [2021-10-28 09:50:55,533 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 09:50:55,533 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-10-28 09:50:55,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 09:50:55,546 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2021-10-28 09:50:55,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 202 states have (on average 1.2475247524752475) internal successors, (252), 207 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:55,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 252 transitions. [2021-10-28 09:50:55,548 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 252 transitions. Word has length 88 [2021-10-28 09:50:55,548 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:55,549 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 252 transitions. [2021-10-28 09:50:55,549 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:55,549 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 252 transitions. [2021-10-28 09:50:55,550 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-28 09:50:55,550 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:55,550 INFO L513 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:55,593 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:55,777 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:55,778 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:55,778 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:55,778 INFO L85 PathProgramCache]: Analyzing trace with hash 426570604, now seen corresponding path program 2 times [2021-10-28 09:50:55,778 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:55,778 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1578177702] [2021-10-28 09:50:55,778 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:55,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:56,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:56,530 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:50:56,530 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:50:56,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1578177702] [2021-10-28 09:50:56,531 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1578177702] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:50:56,531 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [533377019] [2021-10-28 09:50:56,531 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:50:56,531 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:56,532 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:56,534 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:56,557 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-28 09:50:57,779 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:50:57,779 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:50:57,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 2780 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 09:50:57,794 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:50:58,188 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-28 09:50:58,188 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [533377019] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:50:58,188 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:50:58,189 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2021-10-28 09:50:58,189 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1138275132] [2021-10-28 09:50:58,190 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 09:50:58,190 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:50:58,191 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 09:50:58,191 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:50:58,191 INFO L87 Difference]: Start difference. First operand 208 states and 252 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:58,327 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:50:58,327 INFO L93 Difference]: Finished difference Result 393 states and 477 transitions. [2021-10-28 09:50:58,327 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 09:50:58,328 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-10-28 09:50:58,328 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:50:58,329 INFO L225 Difference]: With dead ends: 393 [2021-10-28 09:50:58,330 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 09:50:58,330 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-28 09:50:58,331 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 09:50:58,342 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 202. [2021-10-28 09:50:58,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 196 states have (on average 1.2346938775510203) internal successors, (242), 201 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:58,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 242 transitions. [2021-10-28 09:50:58,346 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 242 transitions. Word has length 89 [2021-10-28 09:50:58,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:50:58,346 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 242 transitions. [2021-10-28 09:50:58,346 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:50:58,346 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 242 transitions. [2021-10-28 09:50:58,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-28 09:50:58,348 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:50:58,348 INFO L513 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:50:58,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-28 09:50:58,573 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-28 09:50:58,574 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:50:58,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:50:58,574 INFO L85 PathProgramCache]: Analyzing trace with hash 502500184, now seen corresponding path program 1 times [2021-10-28 09:50:58,574 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:50:58,574 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [617506650] [2021-10-28 09:50:58,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:58,575 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:50:58,654 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:50:58,655 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [300354758] [2021-10-28 09:50:58,655 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:50:58,655 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:50:58,655 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:50:58,656 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:50:58,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-28 09:50:59,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:50:59,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 2957 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 09:50:59,869 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:00,542 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:00,542 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:00,542 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [617506650] [2021-10-28 09:51:00,542 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:51:00,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [300354758] [2021-10-28 09:51:00,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [300354758] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:51:00,543 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:51:00,543 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2021-10-28 09:51:00,543 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491134324] [2021-10-28 09:51:00,543 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 09:51:00,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:00,544 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 09:51:00,544 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:51:00,545 INFO L87 Difference]: Start difference. First operand 202 states and 242 transitions. Second operand has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:00,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:00,597 INFO L93 Difference]: Finished difference Result 324 states and 399 transitions. [2021-10-28 09:51:00,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 09:51:00,598 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-10-28 09:51:00,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:51:00,599 INFO L225 Difference]: With dead ends: 324 [2021-10-28 09:51:00,600 INFO L226 Difference]: Without dead ends: 203 [2021-10-28 09:51:00,600 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-10-28 09:51:00,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-10-28 09:51:00,613 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-10-28 09:51:00,614 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.233502538071066) internal successors, (243), 202 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:00,615 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 243 transitions. [2021-10-28 09:51:00,615 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 243 transitions. Word has length 95 [2021-10-28 09:51:00,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:51:00,615 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 243 transitions. [2021-10-28 09:51:00,616 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:00,616 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 243 transitions. [2021-10-28 09:51:00,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-28 09:51:00,617 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:51:00,617 INFO L513 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:00,662 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:00,845 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-28 09:51:00,846 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:51:00,846 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:00,846 INFO L85 PathProgramCache]: Analyzing trace with hash -726950603, now seen corresponding path program 2 times [2021-10-28 09:51:00,846 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:00,846 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162461085] [2021-10-28 09:51:00,846 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:00,847 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:00,925 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:51:00,925 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [56976633] [2021-10-28 09:51:00,925 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:51:00,926 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:00,926 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:00,929 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:51:00,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-28 09:51:02,076 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:51:02,076 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:51:02,090 INFO L263 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 09:51:02,094 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:02,703 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:02,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-10-28 09:51:02,826 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 33 [2021-10-28 09:51:03,348 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,353 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,356 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,364 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,367 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,674 INFO L354 Elim1Store]: treesize reduction 254, result has 17.3 percent of original size [2021-10-28 09:51:03,674 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 67 treesize of output 101 [2021-10-28 09:51:03,687 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,691 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,694 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,698 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,701 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,704 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 09:51:03,822 INFO L354 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2021-10-28 09:51:03,823 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 92 treesize of output 108 [2021-10-28 09:51:04,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-10-28 09:51:04,202 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-28 09:51:04,202 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:04,202 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162461085] [2021-10-28 09:51:04,203 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:51:04,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [56976633] [2021-10-28 09:51:04,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [56976633] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:51:04,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:51:04,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-28 09:51:04,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1034644578] [2021-10-28 09:51:04,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 09:51:04,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:04,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 09:51:04,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:51:04,205 INFO L87 Difference]: Start difference. First operand 203 states and 243 transitions. Second operand has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:14,165 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:14,165 INFO L93 Difference]: Finished difference Result 277 states and 339 transitions. [2021-10-28 09:51:14,165 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:51:14,166 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2021-10-28 09:51:14,166 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:51:14,168 INFO L225 Difference]: With dead ends: 277 [2021-10-28 09:51:14,168 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 09:51:14,169 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2021-10-28 09:51:14,169 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 09:51:14,182 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 203. [2021-10-28 09:51:14,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.2233502538071066) internal successors, (241), 202 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:14,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 241 transitions. [2021-10-28 09:51:14,183 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 241 transitions. Word has length 96 [2021-10-28 09:51:14,184 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:51:14,184 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 241 transitions. [2021-10-28 09:51:14,184 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:14,184 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 241 transitions. [2021-10-28 09:51:14,185 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-28 09:51:14,185 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:51:14,186 INFO L513 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:14,233 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:14,401 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:14,402 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:51:14,402 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:14,402 INFO L85 PathProgramCache]: Analyzing trace with hash -1176931502, now seen corresponding path program 1 times [2021-10-28 09:51:14,402 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:14,402 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [445068189] [2021-10-28 09:51:14,402 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:14,403 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:14,494 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:51:14,495 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2028366589] [2021-10-28 09:51:14,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:14,495 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:14,496 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:14,496 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:51:14,517 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-28 09:51:15,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:15,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 09:51:15,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:16,325 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:16,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:16,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [445068189] [2021-10-28 09:51:16,326 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:51:16,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2028366589] [2021-10-28 09:51:16,326 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2028366589] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:51:16,326 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:51:16,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-10-28 09:51:16,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [858091787] [2021-10-28 09:51:16,327 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 09:51:16,327 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:16,328 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 09:51:16,328 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:51:16,328 INFO L87 Difference]: Start difference. First operand 203 states and 241 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:16,387 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:16,388 INFO L93 Difference]: Finished difference Result 325 states and 396 transitions. [2021-10-28 09:51:16,388 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 09:51:16,389 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-10-28 09:51:16,389 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:51:16,390 INFO L225 Difference]: With dead ends: 325 [2021-10-28 09:51:16,390 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 09:51:16,391 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 09:51:16,392 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 09:51:16,408 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-10-28 09:51:16,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.2222222222222223) internal successors, (242), 203 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:16,409 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 242 transitions. [2021-10-28 09:51:16,410 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 242 transitions. Word has length 99 [2021-10-28 09:51:16,410 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:51:16,410 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 242 transitions. [2021-10-28 09:51:16,410 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:16,411 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 242 transitions. [2021-10-28 09:51:16,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-28 09:51:16,412 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:51:16,412 INFO L513 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:16,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:16,630 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:16,631 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:51:16,631 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:16,631 INFO L85 PathProgramCache]: Analyzing trace with hash 1347112623, now seen corresponding path program 2 times [2021-10-28 09:51:16,631 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:16,632 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [815588440] [2021-10-28 09:51:16,632 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:16,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:16,726 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:51:16,726 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1696520174] [2021-10-28 09:51:16,727 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:51:16,727 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:16,727 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:16,728 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:51:16,748 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-28 09:51:18,035 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:51:18,035 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:51:18,050 INFO L263 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 81 conjunts are in the unsatisfiable core [2021-10-28 09:51:18,059 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:18,676 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2021-10-28 09:51:19,556 INFO L354 Elim1Store]: treesize reduction 228, result has 4.6 percent of original size [2021-10-28 09:51:19,556 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 107 [2021-10-28 09:51:19,625 INFO L354 Elim1Store]: treesize reduction 160, result has 6.4 percent of original size [2021-10-28 09:51:19,626 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 93 [2021-10-28 09:51:19,636 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 09:51:19,636 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 84 treesize of output 81 [2021-10-28 09:51:20,255 INFO L354 Elim1Store]: treesize reduction 57, result has 17.4 percent of original size [2021-10-28 09:51:20,256 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 138 treesize of output 96 [2021-10-28 09:51:20,318 INFO L354 Elim1Store]: treesize reduction 41, result has 22.6 percent of original size [2021-10-28 09:51:20,319 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 66 [2021-10-28 09:51:20,496 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-28 09:51:20,496 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:20,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [815588440] [2021-10-28 09:51:20,497 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:51:20,497 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696520174] [2021-10-28 09:51:20,497 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696520174] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:51:20,497 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:51:20,497 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-10-28 09:51:20,497 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2008431643] [2021-10-28 09:51:20,498 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 09:51:20,498 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:20,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 09:51:20,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-10-28 09:51:20,499 INFO L87 Difference]: Start difference. First operand 204 states and 242 transitions. Second operand has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:31,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:31,092 INFO L93 Difference]: Finished difference Result 366 states and 455 transitions. [2021-10-28 09:51:31,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-28 09:51:31,093 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-10-28 09:51:31,093 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:51:31,095 INFO L225 Difference]: With dead ends: 366 [2021-10-28 09:51:31,095 INFO L226 Difference]: Without dead ends: 272 [2021-10-28 09:51:31,096 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 2.9s TimeCoverageRelationStatistics Valid=342, Invalid=990, Unknown=0, NotChecked=0, Total=1332 [2021-10-28 09:51:31,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-28 09:51:31,114 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 204. [2021-10-28 09:51:31,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.2171717171717171) internal successors, (241), 203 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:31,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 241 transitions. [2021-10-28 09:51:31,115 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 241 transitions. Word has length 100 [2021-10-28 09:51:31,116 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:51:31,116 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 241 transitions. [2021-10-28 09:51:31,116 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:31,116 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2021-10-28 09:51:31,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-28 09:51:31,117 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:51:31,118 INFO L513 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:31,161 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:31,341 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:31,342 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:51:31,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:31,342 INFO L85 PathProgramCache]: Analyzing trace with hash 1607201967, now seen corresponding path program 1 times [2021-10-28 09:51:31,342 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:31,342 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1959860490] [2021-10-28 09:51:31,342 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:31,343 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:31,425 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:51:31,425 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1082970310] [2021-10-28 09:51:31,426 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:31,426 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:31,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:31,430 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:51:31,448 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-28 09:51:32,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:51:32,750 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 09:51:32,753 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:51:33,542 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 09:51:33,543 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:51:33,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1959860490] [2021-10-28 09:51:33,543 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:51:33,543 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1082970310] [2021-10-28 09:51:33,543 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1082970310] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 09:51:33,544 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 09:51:33,544 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-10-28 09:51:33,544 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [274629056] [2021-10-28 09:51:33,544 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 09:51:33,544 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:51:33,545 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 09:51:33,545 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:51:33,545 INFO L87 Difference]: Start difference. First operand 204 states and 241 transitions. Second operand has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:33,610 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:51:33,610 INFO L93 Difference]: Finished difference Result 326 states and 395 transitions. [2021-10-28 09:51:33,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 09:51:33,613 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-10-28 09:51:33,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:51:33,614 INFO L225 Difference]: With dead ends: 326 [2021-10-28 09:51:33,615 INFO L226 Difference]: Without dead ends: 205 [2021-10-28 09:51:33,615 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 09:51:33,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-28 09:51:33,628 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2021-10-28 09:51:33,629 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 199 states have (on average 1.2160804020100502) internal successors, (242), 204 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:33,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 242 transitions. [2021-10-28 09:51:33,629 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 242 transitions. Word has length 103 [2021-10-28 09:51:33,630 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:51:33,630 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 242 transitions. [2021-10-28 09:51:33,630 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:51:33,630 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2021-10-28 09:51:33,631 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-28 09:51:33,631 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:51:33,631 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:51:33,674 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-28 09:51:33,857 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-28 09:51:33,858 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:51:33,858 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:51:33,858 INFO L85 PathProgramCache]: Analyzing trace with hash 1761008012, now seen corresponding path program 2 times [2021-10-28 09:51:33,858 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:51:33,858 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650852841] [2021-10-28 09:51:33,858 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:51:33,859 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:51:33,943 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:51:33,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1672449326] [2021-10-28 09:51:33,943 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 09:51:33,944 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:51:33,944 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:51:33,945 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:51:33,968 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-28 09:57:05,571 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 09:57:05,571 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 09:57:05,771 INFO L263 TraceCheckSpWp]: Trace formula consists of 2969 conjuncts, 182 conjunts are in the unsatisfiable core [2021-10-28 09:57:05,779 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:57:06,661 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-28 09:57:07,290 INFO L354 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2021-10-28 09:57:07,290 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-28 09:57:08,847 INFO L354 Elim1Store]: treesize reduction 71, result has 29.7 percent of original size [2021-10-28 09:57:08,848 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 72 [2021-10-28 09:57:08,859 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2021-10-28 09:57:08,868 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-10-28 09:57:09,431 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 28 [2021-10-28 09:57:10,238 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 09:57:10,238 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:57:10,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650852841] [2021-10-28 09:57:10,239 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:57:10,239 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672449326] [2021-10-28 09:57:10,239 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672449326] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:57:10,239 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:57:10,239 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-10-28 09:57:10,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1573839506] [2021-10-28 09:57:10,240 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-10-28 09:57:10,240 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:57:10,240 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-10-28 09:57:10,241 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-10-28 09:57:10,241 INFO L87 Difference]: Start difference. First operand 205 states and 242 transitions. Second operand has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:57:45,144 WARN L207 SmtUtils]: Spent 9.24 s on a formula simplification. DAG size of input: 48 DAG size of output: 48 [2021-10-28 09:57:54,592 WARN L207 SmtUtils]: Spent 9.31 s on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-10-28 09:58:01,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:58:01,575 INFO L93 Difference]: Finished difference Result 407 states and 480 transitions. [2021-10-28 09:58:01,578 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 09:58:01,578 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-10-28 09:58:01,578 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:58:01,579 INFO L225 Difference]: With dead ends: 407 [2021-10-28 09:58:01,580 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 09:58:01,581 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 23.8s TimeCoverageRelationStatistics Valid=308, Invalid=1584, Unknown=0, NotChecked=0, Total=1892 [2021-10-28 09:58:01,582 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 09:58:01,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 210. [2021-10-28 09:58:01,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 204 states have (on average 1.2107843137254901) internal successors, (247), 209 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:01,602 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 247 transitions. [2021-10-28 09:58:01,603 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 247 transitions. Word has length 104 [2021-10-28 09:58:01,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:58:01,603 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 247 transitions. [2021-10-28 09:58:01,603 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:01,603 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 247 transitions. [2021-10-28 09:58:01,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 09:58:01,605 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:58:01,605 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:58:01,813 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-10-28 09:58:01,819 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:58:01,819 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:58:01,819 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:01,819 INFO L85 PathProgramCache]: Analyzing trace with hash 152233000, now seen corresponding path program 1 times [2021-10-28 09:58:01,819 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:58:01,819 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [762183098] [2021-10-28 09:58:01,820 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:58:01,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:58:01,917 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:58:01,917 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [159742237] [2021-10-28 09:58:01,918 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:58:01,918 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:58:01,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:58:01,922 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:58:01,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-28 09:58:03,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:03,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:58:03,302 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:03,740 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 09:58:03,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:58:03,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [762183098] [2021-10-28 09:58:03,741 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:58:03,741 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [159742237] [2021-10-28 09:58:03,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [159742237] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:58:03,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:58:03,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:58:03,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1149712323] [2021-10-28 09:58:03,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:58:03,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:58:03,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:58:03,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:58:03,743 INFO L87 Difference]: Start difference. First operand 210 states and 247 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:03,982 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:58:03,982 INFO L93 Difference]: Finished difference Result 401 states and 473 transitions. [2021-10-28 09:58:03,983 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:58:03,983 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-10-28 09:58:03,984 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:58:03,985 INFO L225 Difference]: With dead ends: 401 [2021-10-28 09:58:03,985 INFO L226 Difference]: Without dead ends: 201 [2021-10-28 09:58:03,986 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:58:03,986 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-10-28 09:58:04,004 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-10-28 09:58:04,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 195 states have (on average 1.205128205128205) internal successors, (235), 200 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:04,006 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-10-28 09:58:04,006 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 106 [2021-10-28 09:58:04,006 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:58:04,006 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-10-28 09:58:04,006 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:04,007 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-10-28 09:58:04,007 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 09:58:04,007 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 09:58:04,008 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:58:04,057 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-28 09:58:04,228 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:58:04,228 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 09:58:04,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 09:58:04,228 INFO L85 PathProgramCache]: Analyzing trace with hash -1129119696, now seen corresponding path program 1 times [2021-10-28 09:58:04,229 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 09:58:04,229 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663341283] [2021-10-28 09:58:04,229 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:58:04,229 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 09:58:04,300 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 09:58:04,301 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1403328558] [2021-10-28 09:58:04,301 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 09:58:04,301 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 09:58:04,302 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 [2021-10-28 09:58:04,302 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 09:58:04,317 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-28 09:58:05,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 09:58:05,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 09:58:05,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 09:58:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 09:58:06,291 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 09:58:06,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1663341283] [2021-10-28 09:58:06,291 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 09:58:06,291 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1403328558] [2021-10-28 09:58:06,291 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1403328558] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 09:58:06,291 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 09:58:06,292 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 09:58:06,292 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1193712676] [2021-10-28 09:58:06,292 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 09:58:06,292 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 09:58:06,293 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 09:58:06,293 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 09:58:06,293 INFO L87 Difference]: Start difference. First operand 201 states and 235 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:06,430 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 09:58:06,431 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-10-28 09:58:06,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 09:58:06,431 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-10-28 09:58:06,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 09:58:06,431 INFO L225 Difference]: With dead ends: 201 [2021-10-28 09:58:06,431 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 09:58:06,432 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 09:58:06,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 09:58:06,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 09:58:06,432 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:06,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 09:58:06,433 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-10-28 09:58:06,433 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 09:58:06,433 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 09:58:06,433 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 09:58:06,433 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 09:58:06,433 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 09:58:06,435 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,436 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,436 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,436 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,436 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,436 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 09:58:06,484 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-28 09:58:06,645 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-28 09:58:06,647 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 09:58:06,651 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,672 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,673 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,678 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,683 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,690 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,710 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,720 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,721 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,724 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,725 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,726 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,728 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,732 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,736 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,737 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,738 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,739 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,745 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,746 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,749 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,750 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,751 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,758 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,762 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,772 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,773 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:06,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 09:58:16,167 WARN L207 SmtUtils]: Spent 5.28 s on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2021-10-28 09:58:17,299 INFO L853 garLoopResultBuilder]: At program point L10044(lines 9999 10046) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 09:58:17,299 INFO L853 garLoopResultBuilder]: At program point L10044-1(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,299 INFO L853 garLoopResultBuilder]: At program point L10044-2(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,299 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,299 INFO L853 garLoopResultBuilder]: At program point L10044-3(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,300 INFO L853 garLoopResultBuilder]: At program point L10044-4(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,300 INFO L853 garLoopResultBuilder]: At program point L10044-5(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,300 INFO L853 garLoopResultBuilder]: At program point L10044-6(lines 9999 10046) the Hoare annotation is: false [2021-10-28 09:58:17,300 INFO L857 garLoopResultBuilder]: For program point L10079-2(line 10079) no Hoare annotation was computed. [2021-10-28 09:58:17,300 INFO L853 garLoopResultBuilder]: At program point L10112(lines 10101 10113) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse2 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse3 (< 0 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) .cse0 .cse1 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) .cse2 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse3 (= |ULTIMATE.start_hash_table_state_required_bytes_#res| 0)) (and .cse0 .cse1 (<= (+ |ULTIMATE.start_hash_table_state_required_bytes_#res| 1) 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) .cse2 .cse3))) [2021-10-28 09:58:17,300 INFO L853 garLoopResultBuilder]: At program point L10112-1(lines 10101 10113) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_hash_table_state_required_bytes_#res| 1) 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,300 INFO L857 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2021-10-28 09:58:17,300 INFO L857 garLoopResultBuilder]: For program point L10079-1(line 10079) no Hoare annotation was computed. [2021-10-28 09:58:17,300 INFO L857 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10114(lines 10114 10129) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L853 garLoopResultBuilder]: At program point L9817(lines 9817 9830) the Hoare annotation is: false [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L7274(lines 7274 7278) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10082-6(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10082-8(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L857 garLoopResultBuilder]: For program point L10082-4(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,301 INFO L853 garLoopResultBuilder]: At program point L2617-1(lines 2613 2621) the Hoare annotation is: false [2021-10-28 09:58:17,301 INFO L853 garLoopResultBuilder]: At program point L2617(lines 2613 2621) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (<= (+ |ULTIMATE.start_aws_add_u64_checked_#res| 1) 0) .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_add_size_checked_#res| 1) 0) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 09:58:17,302 INFO L857 garLoopResultBuilder]: For program point L10082-10(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 09:58:17,302 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,302 INFO L857 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2021-10-28 09:58:17,302 INFO L857 garLoopResultBuilder]: For program point L10085-1(line 10085) no Hoare annotation was computed. [2021-10-28 09:58:17,302 INFO L857 garLoopResultBuilder]: For program point L10085-2(line 10085) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L853 garLoopResultBuilder]: At program point L6947(lines 6943 6948) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (exists ((|ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| Int)) (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) 0))) (and (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (+ 29629528 .cse0)) (<= (mod .cse0 18446744073709551616) 36028797018963967)))) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (exists ((|ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| Int)) (let ((.cse1 (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) 0))) (and (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (+ 29629528 .cse1)) (let ((.cse2 (mod .cse1 18446744073709551616))) (or (and (= ULTIMATE.start_assume_abort_if_not_~cond 1) (<= .cse2 36028797018963967)) (and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (< 36028797018963967 .cse2))))))) (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_hash_table_state_required_bytes_#res| 0)) [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L9821-1(line 9821) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L853 garLoopResultBuilder]: At program point L9821-2(line 9821) the Hoare annotation is: false [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L9821-3(line 9821) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,303 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,304 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,304 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,304 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,304 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,304 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10054-1(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10054-2(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10087-4(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 09:58:17,305 INFO L857 garLoopResultBuilder]: For program point L10087-10(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point L10087-6(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point L10087-8(line 10087) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,306 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,307 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 09:58:17,308 INFO L853 garLoopResultBuilder]: At program point L2590(lines 2586 2594) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 (<= (+ |ULTIMATE.start_aws_mul_size_checked_#res| 1) 0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 09:58:17,308 INFO L853 garLoopResultBuilder]: At program point L2590-1(lines 2586 2594) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= (+ |ULTIMATE.start_aws_mul_size_checked_#res| 1) 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,308 INFO L857 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,308 INFO L857 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,308 INFO L857 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,309 INFO L857 garLoopResultBuilder]: For program point L9990-9(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,309 INFO L857 garLoopResultBuilder]: For program point L9990-10(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,309 INFO L857 garLoopResultBuilder]: For program point L9825-5(line 9825) no Hoare annotation was computed. [2021-10-28 09:58:17,309 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,309 INFO L857 garLoopResultBuilder]: For program point L9990-12(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,310 INFO L853 garLoopResultBuilder]: At program point L9825-7(lines 9788 9829) the Hoare annotation is: false [2021-10-28 09:58:17,310 INFO L857 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,310 INFO L857 garLoopResultBuilder]: For program point L9825(line 9825) no Hoare annotation was computed. [2021-10-28 09:58:17,310 INFO L853 garLoopResultBuilder]: At program point L9990-6(lines 9988 9991) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 09:58:17,311 INFO L857 garLoopResultBuilder]: For program point L9825-1(line 9825) no Hoare annotation was computed. [2021-10-28 09:58:17,311 INFO L857 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,311 INFO L857 garLoopResultBuilder]: For program point L9825-3(line 9825) no Hoare annotation was computed. [2021-10-28 09:58:17,311 INFO L857 garLoopResultBuilder]: For program point L9990-17(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,311 INFO L857 garLoopResultBuilder]: For program point L9990-19(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,311 INFO L853 garLoopResultBuilder]: At program point L9990-20(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_s_get_next_element_~iter.base) 0) 0) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< 1 ULTIMATE.start_aws_hash_iter_begin_~map.base) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_iter_begin_~map.offset 0) (< 1 ULTIMATE.start_s_get_next_element_~iter.base) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= |ULTIMATE.start_aws_hash_iter_begin_~#iter~1.offset| 0) (< 1 (select (select |#memory_$Pointer$.base| ULTIMATE.start_s_get_next_element_~iter.base) 0)) (= ULTIMATE.start_s_get_next_element_~iter.offset 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_~#iter~1.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,312 INFO L853 garLoopResultBuilder]: At program point L9990-13(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< 1 ULTIMATE.start_aws_hash_iter_begin_~map.base) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_iter_begin_~map.offset 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,312 INFO L857 garLoopResultBuilder]: For program point L9825-8(lines 9825 9829) no Hoare annotation was computed. [2021-10-28 09:58:17,312 INFO L857 garLoopResultBuilder]: For program point L9990-14(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,312 INFO L857 garLoopResultBuilder]: For program point L9990-16(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,312 INFO L857 garLoopResultBuilder]: For program point L9990-26(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,313 INFO L853 garLoopResultBuilder]: At program point L9990-27(lines 9988 9991) the Hoare annotation is: false [2021-10-28 09:58:17,313 INFO L853 garLoopResultBuilder]: At program point L10090(lines 10052 10093) the Hoare annotation is: false [2021-10-28 09:58:17,313 INFO L857 garLoopResultBuilder]: For program point L9990-28(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,313 INFO L857 garLoopResultBuilder]: For program point L9990-21(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,313 INFO L857 garLoopResultBuilder]: For program point L9990-23(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,314 INFO L857 garLoopResultBuilder]: For program point L9990-24(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,314 INFO L857 garLoopResultBuilder]: For program point L9990-33(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,314 INFO L853 garLoopResultBuilder]: At program point L9990-34(lines 9988 9991) the Hoare annotation is: false [2021-10-28 09:58:17,314 INFO L857 garLoopResultBuilder]: For program point L9990-35(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,314 INFO L853 garLoopResultBuilder]: At program point L10090-1(lines 10052 10093) the Hoare annotation is: false [2021-10-28 09:58:17,314 INFO L857 garLoopResultBuilder]: For program point L9990-30(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,315 INFO L853 garLoopResultBuilder]: At program point L10090-2(lines 10052 10093) the Hoare annotation is: false [2021-10-28 09:58:17,315 INFO L857 garLoopResultBuilder]: For program point L9990-31(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,315 INFO L853 garLoopResultBuilder]: At program point L9990-41(lines 9988 9991) the Hoare annotation is: false [2021-10-28 09:58:17,315 INFO L857 garLoopResultBuilder]: For program point L9990-42(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,315 INFO L857 garLoopResultBuilder]: For program point L9990-44(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,315 INFO L857 garLoopResultBuilder]: For program point L9990-37(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,315 INFO L857 garLoopResultBuilder]: For program point L9990-38(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,316 INFO L857 garLoopResultBuilder]: For program point L9990-40(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,316 INFO L857 garLoopResultBuilder]: For program point L9990-45(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,316 INFO L857 garLoopResultBuilder]: For program point L9990-47(line 9990) no Hoare annotation was computed. [2021-10-28 09:58:17,316 INFO L853 garLoopResultBuilder]: At program point L9990-48(lines 9988 9991) the Hoare annotation is: false [2021-10-28 09:58:17,316 INFO L853 garLoopResultBuilder]: At program point L1998(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,317 INFO L853 garLoopResultBuilder]: At program point L1998-1(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,317 INFO L853 garLoopResultBuilder]: At program point L1998-2(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,317 INFO L853 garLoopResultBuilder]: At program point L1998-3(lines 1988 1999) the Hoare annotation is: false [2021-10-28 09:58:17,317 INFO L857 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 09:58:17,317 INFO L857 garLoopResultBuilder]: For program point L10059-1(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 09:58:17,318 INFO L857 garLoopResultBuilder]: For program point L10059-2(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 09:58:17,318 INFO L857 garLoopResultBuilder]: For program point L10126-2(line 10126) no Hoare annotation was computed. [2021-10-28 09:58:17,318 INFO L857 garLoopResultBuilder]: For program point L10126(line 10126) no Hoare annotation was computed. [2021-10-28 09:58:17,318 INFO L857 garLoopResultBuilder]: For program point L9796-2(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 09:58:17,318 INFO L853 garLoopResultBuilder]: At program point L9796-3(lines 9796 9805) the Hoare annotation is: false [2021-10-28 09:58:17,318 INFO L857 garLoopResultBuilder]: For program point L9796-4(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 09:58:17,319 INFO L853 garLoopResultBuilder]: At program point L250(lines 248 251) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_add_u64_checked_~r.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (exists ((|ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base| Int)) (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) 0))) (and (= .cse0 (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) (= .cse0 ULTIMATE.start_aws_add_u64_checked_~a)))) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= (+ 29629528 ULTIMATE.start_aws_add_u64_checked_~b) 0) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= ULTIMATE.start_aws_add_u64_checked_~r.base |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,319 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 248 251) the Hoare annotation is: false [2021-10-28 09:58:17,319 INFO L857 garLoopResultBuilder]: For program point L7385-3(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 09:58:17,319 INFO L857 garLoopResultBuilder]: For program point L7385-2(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 09:58:17,319 INFO L857 garLoopResultBuilder]: For program point L7385-1(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 09:58:17,320 INFO L857 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 09:58:17,320 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 09:58:17,320 INFO L853 garLoopResultBuilder]: At program point L2630(lines 2626 2631) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,320 INFO L853 garLoopResultBuilder]: At program point L2630-2(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,320 INFO L853 garLoopResultBuilder]: At program point L2630-1(lines 2626 2631) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 09:58:17,321 INFO L857 garLoopResultBuilder]: For program point L2498(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 09:58:17,321 INFO L853 garLoopResultBuilder]: At program point L2630-4(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,321 INFO L853 garLoopResultBuilder]: At program point L2630-3(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,321 INFO L853 garLoopResultBuilder]: At program point L2630-6(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,321 INFO L857 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 09:58:17,321 INFO L853 garLoopResultBuilder]: At program point L2630-5(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,322 INFO L853 garLoopResultBuilder]: At program point L2630-7(lines 2626 2631) the Hoare annotation is: false [2021-10-28 09:58:17,322 INFO L857 garLoopResultBuilder]: For program point L9799(lines 9799 9804) no Hoare annotation was computed. [2021-10-28 09:58:17,322 INFO L860 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: true [2021-10-28 09:58:17,322 INFO L857 garLoopResultBuilder]: For program point L10064(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 09:58:17,322 INFO L857 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 09:58:17,322 INFO L857 garLoopResultBuilder]: For program point L10064-2(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 09:58:17,323 INFO L853 garLoopResultBuilder]: At program point L2501-1(lines 2497 2502) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,323 INFO L853 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 09:58:17,323 INFO L853 garLoopResultBuilder]: At program point L255(lines 253 256) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,323 INFO L853 garLoopResultBuilder]: At program point L255-1(lines 253 256) the Hoare annotation is: false [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,324 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,325 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,326 INFO L857 garLoopResultBuilder]: For program point L10001-4(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,327 INFO L857 garLoopResultBuilder]: For program point L10001-5(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,327 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,327 INFO L857 garLoopResultBuilder]: For program point L10001-6(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,327 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,327 INFO L857 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,331 INFO L857 garLoopResultBuilder]: For program point L10001-1(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,331 INFO L857 garLoopResultBuilder]: For program point L10001-2(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,331 INFO L857 garLoopResultBuilder]: For program point L10001-3(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 09:58:17,331 INFO L857 garLoopResultBuilder]: For program point L7195(lines 7195 7201) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L10069-1(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L10069-2(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L10104(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 09:58:17,332 INFO L857 garLoopResultBuilder]: For program point L10104-1(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 09:58:17,333 INFO L857 garLoopResultBuilder]: For program point L2542(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 09:58:17,333 INFO L857 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 09:58:17,333 INFO L853 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-10-28 09:58:17,333 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 09:58:17,333 INFO L853 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point L7267(lines 7267 7272) no Hoare annotation was computed. [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point L10108(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point L10108-1(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 09:58:17,334 INFO L857 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L857 garLoopResultBuilder]: For program point L10075-1(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L857 garLoopResultBuilder]: For program point L10075-2(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L857 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L857 garLoopResultBuilder]: For program point L10076-1(line 10076) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L857 garLoopResultBuilder]: For program point L10076-2(line 10076) no Hoare annotation was computed. [2021-10-28 09:58:17,335 INFO L853 garLoopResultBuilder]: At program point L2545-1(lines 2541 2546) the Hoare annotation is: false [2021-10-28 09:58:17,336 INFO L853 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (<= (+ |ULTIMATE.start_aws_add_u64_checked_#res| 1) 0) .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 09:58:17,336 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 09:58:17,339 INFO L731 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 09:58:17,341 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 09:58:17,365 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,366 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,367 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,368 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,373 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,374 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,375 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,377 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,377 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,377 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,378 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,378 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,378 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,379 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,382 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,383 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,383 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,383 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,384 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,385 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,386 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,386 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,387 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,387 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,387 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,388 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,388 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,388 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,391 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:17,391 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:17,393 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:17,393 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:17,395 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,396 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,397 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,397 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,399 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,399 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,402 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,403 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,408 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,409 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,412 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:17,413 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,414 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,416 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,417 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:17,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:17,427 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 09:58:17 BoogieIcfgContainer [2021-10-28 09:58:17,427 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 09:58:17,428 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 09:58:17,428 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 09:58:17,428 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 09:58:17,429 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 09:49:59" (3/4) ... [2021-10-28 09:58:17,432 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 09:58:17,483 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 203 nodes and edges [2021-10-28 09:58:17,488 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2021-10-28 09:58:17,492 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 09:58:17,495 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 09:58:17,498 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 09:58:17,502 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 09:58:17,505 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 09:58:17,508 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 09:58:17,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || ((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 09:58:17,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 09:58:17,533 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((required_bytes == 0 && map == 0) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0) || (((((map == 0 && map == map) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 09:58:17,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && r == required_bytes) && (\exists ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base : int :: unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == 24 * num_entries && unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == a)) && max_table_entries <= 32) && 29629528 + b == 0) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && r == required_bytes) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,534 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((required_bytes == 0 && map == 0) && !(\result == 0)) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && \result + 1 < map) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967)) && max_table_entries <= 32) && num_entries <= 32) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && ((cond == 1 && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967) || (cond == 0 && 36028797018963967 < unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616)))) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0 [2021-10-28 09:58:17,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 09:58:17,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 09:58:17,535 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,536 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,536 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((map == map && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && \result == 0) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,537 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,537 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,538 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,540 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result == 0) && 1 < map) && 1 < map) && map == 0) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:17,541 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && #memory_$Pointer$[iter][0] == 0) && \result == 0) && 1 < map) && 1 < map) && map == 0) && 1 < iter) && map == map) && iter == 0) && 1 < #memory_$Pointer$[iter][0]) && iter == 0) && 1 < iter) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 09:58:18,365 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/witness.graphml [2021-10-28 09:58:18,365 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 09:58:18,366 INFO L168 Benchmark]: Toolchain (without parser) took 514006.23 ms. Allocated memory was 127.9 MB in the beginning and 589.3 MB in the end (delta: 461.4 MB). Free memory was 83.5 MB in the beginning and 409.7 MB in the end (delta: -326.2 MB). Peak memory consumption was 412.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,366 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 45.1 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 09:58:18,367 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3872.12 ms. Allocated memory was 127.9 MB in the beginning and 203.4 MB in the end (delta: 75.5 MB). Free memory was 83.2 MB in the beginning and 146.0 MB in the end (delta: -62.8 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,367 INFO L168 Benchmark]: Boogie Procedure Inliner took 248.05 ms. Allocated memory is still 203.4 MB. Free memory was 146.0 MB in the beginning and 130.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,367 INFO L168 Benchmark]: Boogie Preprocessor took 140.44 ms. Allocated memory is still 203.4 MB. Free memory was 130.3 MB in the beginning and 118.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,368 INFO L168 Benchmark]: RCFGBuilder took 10963.66 ms. Allocated memory was 203.4 MB in the beginning and 314.6 MB in the end (delta: 111.1 MB). Free memory was 118.7 MB in the beginning and 189.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 177.1 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,368 INFO L168 Benchmark]: TraceAbstraction took 497837.61 ms. Allocated memory was 314.6 MB in the beginning and 589.3 MB in the end (delta: 274.7 MB). Free memory was 189.9 MB in the beginning and 487.7 MB in the end (delta: -297.8 MB). Peak memory consumption was 316.7 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,369 INFO L168 Benchmark]: Witness Printer took 937.26 ms. Allocated memory is still 589.3 MB. Free memory was 487.7 MB in the beginning and 409.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 355.8 MB. Max. memory is 16.1 GB. [2021-10-28 09:58:18,371 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 90.2 MB. Free memory was 45.1 MB in the beginning and 45.1 MB in the end (delta: 53.8 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3872.12 ms. Allocated memory was 127.9 MB in the beginning and 203.4 MB in the end (delta: 75.5 MB). Free memory was 83.2 MB in the beginning and 146.0 MB in the end (delta: -62.8 MB). Peak memory consumption was 71.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 248.05 ms. Allocated memory is still 203.4 MB. Free memory was 146.0 MB in the beginning and 130.3 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 140.44 ms. Allocated memory is still 203.4 MB. Free memory was 130.3 MB in the beginning and 118.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 12.6 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10963.66 ms. Allocated memory was 203.4 MB in the beginning and 314.6 MB in the end (delta: 111.1 MB). Free memory was 118.7 MB in the beginning and 189.9 MB in the end (delta: -71.1 MB). Peak memory consumption was 177.1 MB. Max. memory is 16.1 GB. * TraceAbstraction took 497837.61 ms. Allocated memory was 314.6 MB in the beginning and 589.3 MB in the end (delta: 274.7 MB). Free memory was 189.9 MB in the beginning and 487.7 MB in the end (delta: -297.8 MB). Peak memory consumption was 316.7 MB. Max. memory is 16.1 GB. * Witness Printer took 937.26 ms. Allocated memory is still 589.3 MB. Free memory was 487.7 MB in the beginning and 409.7 MB in the end (delta: 77.9 MB). Peak memory consumption was 355.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 202 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 497.6s, OverallIterations: 25, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 98.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 10.6s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5774 SDtfs, 6494 SDslu, 16939 SDs, 0 SdLazy, 3325 SolverSat, 368 SolverUnsat, 27 SolverUnknown, 0 SolverNotchecked, 65.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1969 GetRequests, 1683 SyntacticMatches, 0 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 34.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred in iteration=12, InterpolantAutomatonStates: 220, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 25 MinimizatonAttempts, 481 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 52 PreInvPairs, 78 NumberOfFragments, 1613 HoareAnnotationTreeSize, 52 FomulaSimplifications, 989 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 305 FormulaSimplificationTreeSizeReductionInter, 10.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 2.8s SsaConstructionTime, 346.5s SatisfiabilityAnalysisTime, 23.7s InterpolantComputationTime, 2761 NumberOfCodeBlocks, 2707 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 2728 ConstructedInterpolants, 6 QuantifiedInterpolants, 6791 SizeOfPredicates, 232 NumberOfNonLiveVariables, 58827 ConjunctsInSsa, 501 ConjunctsInUnsatCore, 33 InterpolantComputations, 16 PerfectInterpolantSequences, 347/638 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 9788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: (((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || ((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((map == 0 && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 1988]: Loop Invariant [2021-10-28 09:58:18,393 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,393 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,394 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,394 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant [2021-10-28 09:58:18,396 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,397 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,397 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,397 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,398 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,399 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,400 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,401 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant [2021-10-28 09:58:18,404 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,404 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,405 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,406 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,406 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,407 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,407 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,407 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,408 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant [2021-10-28 09:58:18,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:18,410 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:18,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 09:58:18,411 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] Derived loop invariant: ((((((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && r == required_bytes) && (\exists ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base : int :: unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == 24 * num_entries && unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == a)) && max_table_entries <= 32) && 29629528 + b == 0) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && r == required_bytes) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: ((((((map == 0 && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: Loop Invariant [2021-10-28 09:58:18,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,415 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,416 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,416 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9988]: Loop Invariant [2021-10-28 09:58:18,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,418 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,419 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && #memory_$Pointer$[iter][0] == 0) && \result == 0) && 1 < map) && 1 < map) && map == 0) && 1 < iter) && map == map) && iter == 0) && 1 < #memory_$Pointer$[iter][0]) && iter == 0) && 1 < iter) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9817]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant [2021-10-28 09:58:18,421 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,422 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,422 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,422 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: ((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result == 0) && 1 < map) && 1 < map) && map == 0) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: (((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 6943]: Loop Invariant [2021-10-28 09:58:18,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,431 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,432 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 09:58:18,433 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] Derived loop invariant: ((((((((((((required_bytes == 0 && map == 0) && !(\result == 0)) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && \result + 1 < map) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967)) && max_table_entries <= 32) && num_entries <= 32) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && ((cond == 1 && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967) || (cond == 0 && 36028797018963967 < unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616)))) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant [2021-10-28 09:58:18,436 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,436 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,440 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,440 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,441 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,441 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,441 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,441 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 09:58:18,442 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 09:58:18,442 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((map == map && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && \result == 0) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: ((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: (((((((((required_bytes == 0 && map == 0) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0) || (((((map == 0 && map == map) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: ((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 09:58:18,665 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 09:58:18,693 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b3d637ef-664b-47ec-a60f-7464c1514335/bin/uautomizer-UnR33cPsHg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...