./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_table_move_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_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD --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 ba6eb72b2235d93ac0dcdd3f0e672793184c4cf65112c581319750a174c5bca8 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 23:22:02,367 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:22:02,370 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:22:02,414 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:22:02,415 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:22:02,420 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:22:02,424 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:22:02,429 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:22:02,432 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:22:02,441 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:22:02,443 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:22:02,444 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:22:02,445 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:22:02,446 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:22:02,448 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:22:02,450 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:22:02,451 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:22:02,452 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:22:02,455 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:22:02,458 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:22:02,460 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:22:02,462 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:22:02,464 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:22:02,465 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:22:02,469 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:22:02,470 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:22:02,470 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:22:02,472 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:22:02,473 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:22:02,474 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:22:02,475 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:22:02,476 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:22:02,477 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:22:02,479 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:22:02,481 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:22:02,482 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:22:02,485 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:22:02,486 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:22:02,486 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:22:02,487 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:22:02,488 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:22:02,490 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:22:02,547 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:22:02,547 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:22:02,548 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:22:02,548 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:22:02,549 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:22:02,550 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:22:02,550 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:22:02,550 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:22:02,551 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:22:02,551 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:22:02,551 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:22:02,551 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:22:02,551 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:22:02,552 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:22:02,558 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:22:02,558 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:22:02,559 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:22:02,559 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:22:02,559 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:22:02,560 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:22:02,560 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:22:02,560 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:22:02,560 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:22:02,561 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:22:02,561 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:22:02,561 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:22:02,562 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:22:02,562 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:22:02,562 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:22:02,562 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_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ba6eb72b2235d93ac0dcdd3f0e672793184c4cf65112c581319750a174c5bca8 [2021-10-28 23:22:02,841 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:22:02,870 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:22:02,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:22:02,874 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:22:02,875 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:22:02,876 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i [2021-10-28 23:22:02,954 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/data/e8eca9581/42063f4efc9940af88cac9cdd5b6f7af/FLAG0143b6a99 [2021-10-28 23:22:04,170 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:22:04,171 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i [2021-10-28 23:22:04,220 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/data/e8eca9581/42063f4efc9940af88cac9cdd5b6f7af/FLAG0143b6a99 [2021-10-28 23:22:04,473 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/data/e8eca9581/42063f4efc9940af88cac9cdd5b6f7af [2021-10-28 23:22:04,477 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:22:04,479 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:22:04,481 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:22:04,481 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:22:04,485 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:22:04,486 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:22:04" (1/1) ... [2021-10-28 23:22:04,488 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a363d1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:04, skipping insertion in model container [2021-10-28 23:22:04,488 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:22:04" (1/1) ... [2021-10-28 23:22:04,497 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:22:04,633 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:22:04,958 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_36f24570-3c0e-4bb4-b98a-331dda30ad23/sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i[4493,4506] [2021-10-28 23:22:04,965 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_36f24570-3c0e-4bb4-b98a-331dda30ad23/sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i[4553,4566] [2021-10-28 23:22:04,990 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:22:04,996 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:22:06,176 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,177 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,177 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,179 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,180 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,206 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,209 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,213 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,216 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,218 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,220 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,221 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,221 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:06,890 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:22:06,900 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:22:06,904 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:22:06,906 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:22:06,907 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:22:06,908 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:22:06,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:22:06,909 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:22:06,914 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:22:06,916 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:22:07,208 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:22:07,635 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,636 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,697 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,712 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,722 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,723 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,744 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,746 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,749 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,750 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,750 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,751 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,752 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,802 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:22:07,865 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:22:07,894 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_36f24570-3c0e-4bb4-b98a-331dda30ad23/sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i[4493,4506] [2021-10-28 23:22:07,901 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_36f24570-3c0e-4bb4-b98a-331dda30ad23/sv-benchmarks/c/aws-c-common/aws_hash_table_move_harness.i[4553,4566] [2021-10-28 23:22:07,903 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:22:07,910 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:22:07,967 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,967 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,968 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,968 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,969 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,981 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,983 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,984 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,984 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,985 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,986 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,987 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:07,988 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,026 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:22:08,028 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:22:08,029 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:22:08,029 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:22:08,030 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:22:08,031 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:22:08,031 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:22:08,032 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:22:08,032 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:22:08,033 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:22:08,068 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:22:08,246 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,247 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,256 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,256 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,260 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,260 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,277 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,278 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,279 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,280 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,280 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,280 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,281 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:22:08,303 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:22:08,615 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:22:08,616 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08 WrapperNode [2021-10-28 23:22:08,616 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:22:08,617 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:22:08,617 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:22:08,618 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:22:08,626 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:08,774 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:08,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:22:08,941 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:22:08,942 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:22:08,942 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:22:08,953 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:08,953 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:08,983 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:08,990 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:09,088 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:09,095 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:09,121 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:09,149 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:22:09,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:22:09,154 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:22:09,154 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:22:09,156 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (1/1) ... [2021-10-28 23:22:09,164 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:22:09,177 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:22:09,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:22:09,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:22:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 23:22:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:22:09,258 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:22:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:22:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:22:09,259 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:22:09,259 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-10-28 23:22:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:22:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-10-28 23:22:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:22:09,260 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:22:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:22:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:22:09,261 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:22:21,168 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:22:21,169 INFO L299 CfgBuilder]: Removed 124 assume(true) statements. [2021-10-28 23:22:21,172 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:22:21 BoogieIcfgContainer [2021-10-28 23:22:21,172 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:22:21,174 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:22:21,174 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:22:21,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:22:21,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:22:04" (1/3) ... [2021-10-28 23:22:21,180 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6e396e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:22:21, skipping insertion in model container [2021-10-28 23:22:21,180 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:22:08" (2/3) ... [2021-10-28 23:22:21,185 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5a6e396e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:22:21, skipping insertion in model container [2021-10-28 23:22:21,185 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:22:21" (3/3) ... [2021-10-28 23:22:21,189 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_move_harness.i [2021-10-28 23:22:21,196 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:22:21,196 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 3 error locations. [2021-10-28 23:22:21,274 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:22:21,282 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 23:22:21,282 INFO L340 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-28 23:22:21,309 INFO L276 IsEmpty]: Start isEmpty. Operand has 117 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 116 states have internal predecessors, (154), 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 23:22:21,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-10-28 23:22:21,342 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:21,343 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] [2021-10-28 23:22:21,344 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:21,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:21,351 INFO L85 PathProgramCache]: Analyzing trace with hash 1930291544, now seen corresponding path program 1 times [2021-10-28 23:22:21,362 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:21,364 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [830614097] [2021-10-28 23:22:21,365 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:21,370 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:21,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:22,296 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 23:22:22,296 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:22,298 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [830614097] [2021-10-28 23:22:22,299 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [830614097] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:22,300 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:22,300 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:22:22,304 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1683323822] [2021-10-28 23:22:22,320 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:22:22,321 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:22,340 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:22:22,341 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:22:22,345 INFO L87 Difference]: Start difference. First operand has 117 states, 113 states have (on average 1.3628318584070795) internal successors, (154), 116 states have internal predecessors, (154), 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 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 23:22:22,401 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:22,402 INFO L93 Difference]: Finished difference Result 230 states and 303 transitions. [2021-10-28 23:22:22,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:22:22,406 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 60 [2021-10-28 23:22:22,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:22,420 INFO L225 Difference]: With dead ends: 230 [2021-10-28 23:22:22,420 INFO L226 Difference]: Without dead ends: 111 [2021-10-28 23:22:22,424 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 23:22:22,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 111 states. [2021-10-28 23:22:22,474 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 111 to 111. [2021-10-28 23:22:22,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 111 states, 108 states have (on average 1.2222222222222223) internal successors, (132), 110 states have internal predecessors, (132), 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 23:22:22,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 111 states and 132 transitions. [2021-10-28 23:22:22,487 INFO L78 Accepts]: Start accepts. Automaton has 111 states and 132 transitions. Word has length 60 [2021-10-28 23:22:22,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:22,487 INFO L470 AbstractCegarLoop]: Abstraction has 111 states and 132 transitions. [2021-10-28 23:22:22,488 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 30.0) internal successors, (60), 2 states have internal predecessors, (60), 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 23:22:22,488 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 132 transitions. [2021-10-28 23:22:22,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-28 23:22:22,496 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:22,496 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] [2021-10-28 23:22:22,497 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:22:22,497 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:22,501 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:22,501 INFO L85 PathProgramCache]: Analyzing trace with hash 2019289401, now seen corresponding path program 1 times [2021-10-28 23:22:22,501 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:22,501 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [189316204] [2021-10-28 23:22:22,502 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:22,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:22,666 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:22:22,667 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1614034792] [2021-10-28 23:22:22,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:22,667 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:22,667 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:22:22,669 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:22:22,698 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:22:23,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:23,953 INFO L263 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:22:23,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:22:24,391 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 23:22:24,392 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:24,392 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [189316204] [2021-10-28 23:22:24,392 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:22:24,393 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1614034792] [2021-10-28 23:22:24,393 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1614034792] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:24,393 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:24,393 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:22:24,394 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1901854910] [2021-10-28 23:22:24,395 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:22:24,395 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:24,396 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:22:24,396 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:22:24,397 INFO L87 Difference]: Start difference. First operand 111 states and 132 transitions. Second operand has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 23:22:24,424 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:24,424 INFO L93 Difference]: Finished difference Result 143 states and 170 transitions. [2021-10-28 23:22:24,424 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:22:24,425 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 63 [2021-10-28 23:22:24,425 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:24,427 INFO L225 Difference]: With dead ends: 143 [2021-10-28 23:22:24,427 INFO L226 Difference]: Without dead ends: 112 [2021-10-28 23:22:24,428 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 62 GetRequests, 61 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 23:22:24,429 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2021-10-28 23:22:24,438 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 112. [2021-10-28 23:22:24,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 112 states, 109 states have (on average 1.2201834862385321) internal successors, (133), 111 states have internal predecessors, (133), 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 23:22:24,440 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 112 states and 133 transitions. [2021-10-28 23:22:24,441 INFO L78 Accepts]: Start accepts. Automaton has 112 states and 133 transitions. Word has length 63 [2021-10-28 23:22:24,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:24,441 INFO L470 AbstractCegarLoop]: Abstraction has 112 states and 133 transitions. [2021-10-28 23:22:24,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.0) internal successors, (63), 3 states have internal predecessors, (63), 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 23:22:24,442 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 133 transitions. [2021-10-28 23:22:24,443 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-10-28 23:22:24,444 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:24,444 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] [2021-10-28 23:22:24,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:22:24,658 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:24,658 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:24,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:24,659 INFO L85 PathProgramCache]: Analyzing trace with hash -2143604789, now seen corresponding path program 1 times [2021-10-28 23:22:24,659 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:24,659 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1014223580] [2021-10-28 23:22:24,660 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:24,660 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:24,839 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:22:24,840 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1522332157] [2021-10-28 23:22:24,840 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:24,840 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:24,841 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:22:24,842 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:22:24,864 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:22:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:25,985 INFO L263 TraceCheckSpWp]: Trace formula consists of 2562 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:22:25,994 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:22:26,282 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 23:22:26,282 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:26,282 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1014223580] [2021-10-28 23:22:26,283 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:22:26,283 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1522332157] [2021-10-28 23:22:26,283 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1522332157] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:22:26,283 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:22:26,283 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-10-28 23:22:26,284 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1787220397] [2021-10-28 23:22:26,284 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:22:26,284 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:26,285 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:22:26,285 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:22:26,286 INFO L87 Difference]: Start difference. First operand 112 states and 133 transitions. Second operand has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 23:22:26,315 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:26,315 INFO L93 Difference]: Finished difference Result 144 states and 171 transitions. [2021-10-28 23:22:26,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:22:26,316 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 64 [2021-10-28 23:22:26,316 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:26,318 INFO L225 Difference]: With dead ends: 144 [2021-10-28 23:22:26,318 INFO L226 Difference]: Without dead ends: 113 [2021-10-28 23:22:26,319 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 63 GetRequests, 61 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 23:22:26,319 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2021-10-28 23:22:26,328 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 113. [2021-10-28 23:22:26,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 113 states, 110 states have (on average 1.2181818181818183) internal successors, (134), 112 states have internal predecessors, (134), 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 23:22:26,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 113 states and 134 transitions. [2021-10-28 23:22:26,329 INFO L78 Accepts]: Start accepts. Automaton has 113 states and 134 transitions. Word has length 64 [2021-10-28 23:22:26,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:26,330 INFO L470 AbstractCegarLoop]: Abstraction has 113 states and 134 transitions. [2021-10-28 23:22:26,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.0) internal successors, (64), 4 states have internal predecessors, (64), 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 23:22:26,331 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 134 transitions. [2021-10-28 23:22:26,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 23:22:26,332 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:26,333 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] [2021-10-28 23:22:26,384 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:22:26,558 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2021-10-28 23:22:26,558 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:26,559 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:26,559 INFO L85 PathProgramCache]: Analyzing trace with hash 1950661497, now seen corresponding path program 2 times [2021-10-28 23:22:26,559 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:26,559 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1431425416] [2021-10-28 23:22:26,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:26,560 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:26,688 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:22:26,688 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [557400791] [2021-10-28 23:22:26,688 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:22:26,689 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:26,689 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:22:26,690 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:22:26,706 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 23:22:27,888 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:22:27,888 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:22:27,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 2555 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:22:27,924 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:22:28,325 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 23:22:28,326 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:28,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1431425416] [2021-10-28 23:22:28,326 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:22:28,326 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [557400791] [2021-10-28 23:22:28,327 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [557400791] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:28,327 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:28,327 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:22:28,327 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1184300062] [2021-10-28 23:22:28,328 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:22:28,328 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:28,329 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:22:28,329 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:22:28,330 INFO L87 Difference]: Start difference. First operand 113 states and 134 transitions. Second operand has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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 23:22:28,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:28,571 INFO L93 Difference]: Finished difference Result 301 states and 358 transitions. [2021-10-28 23:22:28,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:22:28,573 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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 23:22:28,573 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:28,578 INFO L225 Difference]: With dead ends: 301 [2021-10-28 23:22:28,579 INFO L226 Difference]: Without dead ends: 210 [2021-10-28 23:22:28,580 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:22:28,581 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 210 states. [2021-10-28 23:22:28,601 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 210 to 119. [2021-10-28 23:22:28,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.206896551724138) internal successors, (140), 118 states have internal predecessors, (140), 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 23:22:28,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 140 transitions. [2021-10-28 23:22:28,604 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 140 transitions. Word has length 65 [2021-10-28 23:22:28,605 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:28,605 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 140 transitions. [2021-10-28 23:22:28,605 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 12.8) internal successors, (64), 5 states have internal predecessors, (64), 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 23:22:28,606 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 140 transitions. [2021-10-28 23:22:28,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-28 23:22:28,608 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:28,608 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, 1] [2021-10-28 23:22:28,638 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:22:28,810 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:28,814 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:28,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:28,814 INFO L85 PathProgramCache]: Analyzing trace with hash -735207559, now seen corresponding path program 1 times [2021-10-28 23:22:28,814 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:28,815 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [847357969] [2021-10-28 23:22:28,815 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:28,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:29,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:29,500 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 23:22:29,501 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:29,501 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [847357969] [2021-10-28 23:22:29,501 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [847357969] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:29,502 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:29,502 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 23:22:29,502 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1003089642] [2021-10-28 23:22:29,503 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:22:29,503 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:29,504 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:22:29,504 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:22:29,505 INFO L87 Difference]: Start difference. First operand 119 states and 140 transitions. Second operand has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 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 23:22:34,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:34,522 INFO L93 Difference]: Finished difference Result 236 states and 279 transitions. [2021-10-28 23:22:34,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:22:34,523 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 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 69 [2021-10-28 23:22:34,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:34,525 INFO L225 Difference]: With dead ends: 236 [2021-10-28 23:22:34,525 INFO L226 Difference]: Without dead ends: 155 [2021-10-28 23:22:34,526 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 16 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=73, Invalid=137, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:22:34,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2021-10-28 23:22:34,540 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 121. [2021-10-28 23:22:34,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 118 states have (on average 1.2033898305084745) internal successors, (142), 120 states have internal predecessors, (142), 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 23:22:34,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2021-10-28 23:22:34,542 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 69 [2021-10-28 23:22:34,543 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:34,543 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2021-10-28 23:22:34,543 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.5) internal successors, (68), 8 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 23:22:34,544 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2021-10-28 23:22:34,545 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-28 23:22:34,545 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:34,546 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, 1] [2021-10-28 23:22:34,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-10-28 23:22:34,546 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:34,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:34,547 INFO L85 PathProgramCache]: Analyzing trace with hash -1088295941, now seen corresponding path program 1 times [2021-10-28 23:22:34,548 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:34,548 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1828099832] [2021-10-28 23:22:34,548 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:34,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:34,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:34,917 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 23:22:34,917 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:34,917 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1828099832] [2021-10-28 23:22:34,918 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1828099832] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:34,918 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:34,918 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:22:34,918 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [688554546] [2021-10-28 23:22:34,919 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:22:34,919 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:34,919 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:22:34,920 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:22:34,920 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 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 23:22:35,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:35,042 INFO L93 Difference]: Finished difference Result 205 states and 241 transitions. [2021-10-28 23:22:35,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:22:35,043 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 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 69 [2021-10-28 23:22:35,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:35,044 INFO L225 Difference]: With dead ends: 205 [2021-10-28 23:22:35,044 INFO L226 Difference]: Without dead ends: 119 [2021-10-28 23:22:35,045 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:22:35,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2021-10-28 23:22:35,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2021-10-28 23:22:35,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.1896551724137931) internal successors, (138), 118 states have internal predecessors, (138), 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 23:22:35,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2021-10-28 23:22:35,059 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 69 [2021-10-28 23:22:35,059 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:35,059 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2021-10-28 23:22:35,059 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.0) internal successors, (68), 4 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 23:22:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2021-10-28 23:22:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-10-28 23:22:35,061 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:35,062 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, 1, 1, 1] [2021-10-28 23:22:35,062 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-10-28 23:22:35,062 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:35,063 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:35,063 INFO L85 PathProgramCache]: Analyzing trace with hash 496245076, now seen corresponding path program 1 times [2021-10-28 23:22:35,063 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:35,064 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2056338531] [2021-10-28 23:22:35,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:35,064 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:35,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:35,516 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 23:22:35,516 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:35,516 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2056338531] [2021-10-28 23:22:35,517 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2056338531] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:35,517 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:35,517 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:22:35,517 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [779819] [2021-10-28 23:22:35,518 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:22:35,518 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:35,518 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:22:35,518 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:22:35,519 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 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 23:22:40,378 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:40,378 INFO L93 Difference]: Finished difference Result 204 states and 237 transitions. [2021-10-28 23:22:40,379 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:22:40,379 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 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 71 [2021-10-28 23:22:40,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:40,380 INFO L225 Difference]: With dead ends: 204 [2021-10-28 23:22:40,381 INFO L226 Difference]: Without dead ends: 122 [2021-10-28 23:22:40,381 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 23:22:40,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 122 states. [2021-10-28 23:22:40,392 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 122 to 119. [2021-10-28 23:22:40,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 119 states, 116 states have (on average 1.1551724137931034) internal successors, (134), 118 states have internal predecessors, (134), 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 23:22:40,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 134 transitions. [2021-10-28 23:22:40,394 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 134 transitions. Word has length 71 [2021-10-28 23:22:40,394 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:40,394 INFO L470 AbstractCegarLoop]: Abstraction has 119 states and 134 transitions. [2021-10-28 23:22:40,395 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.0) internal successors, (70), 5 states have internal predecessors, (70), 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 23:22:40,395 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 134 transitions. [2021-10-28 23:22:40,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 23:22:40,396 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:40,396 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, 1, 1, 1, 1] [2021-10-28 23:22:40,397 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:22:40,397 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:40,397 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:40,398 INFO L85 PathProgramCache]: Analyzing trace with hash 1427058117, now seen corresponding path program 1 times [2021-10-28 23:22:40,398 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:40,398 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2048239952] [2021-10-28 23:22:40,398 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:40,399 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:41,460 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 23:22:41,461 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:41,461 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2048239952] [2021-10-28 23:22:41,461 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2048239952] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:41,461 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:41,461 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2021-10-28 23:22:41,462 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [949237463] [2021-10-28 23:22:41,462 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 13 states [2021-10-28 23:22:41,462 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:41,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2021-10-28 23:22:41,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=131, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:22:41,463 INFO L87 Difference]: Start difference. First operand 119 states and 134 transitions. Second operand has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 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 23:22:58,331 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:58,332 INFO L93 Difference]: Finished difference Result 262 states and 291 transitions. [2021-10-28 23:22:58,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-10-28 23:22:58,333 INFO L78 Accepts]: Start accepts. Automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 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 72 [2021-10-28 23:22:58,333 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:58,335 INFO L225 Difference]: With dead ends: 262 [2021-10-28 23:22:58,335 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 23:22:58,337 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 38 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 373 ImplicationChecksByTransitivity, 3.1s TimeCoverageRelationStatistics Valid=398, Invalid=1162, Unknown=0, NotChecked=0, Total=1560 [2021-10-28 23:22:58,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 23:22:58,351 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 141. [2021-10-28 23:22:58,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 138 states have (on average 1.1594202898550725) internal successors, (160), 140 states have internal predecessors, (160), 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 23:22:58,352 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 160 transitions. [2021-10-28 23:22:58,353 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 160 transitions. Word has length 72 [2021-10-28 23:22:58,353 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:58,353 INFO L470 AbstractCegarLoop]: Abstraction has 141 states and 160 transitions. [2021-10-28 23:22:58,354 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 13 states, 13 states have (on average 5.461538461538462) internal successors, (71), 13 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 23:22:58,354 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 160 transitions. [2021-10-28 23:22:58,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-10-28 23:22:58,355 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:58,355 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, 1, 1, 1, 1] [2021-10-28 23:22:58,355 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:22:58,356 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:58,356 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:58,356 INFO L85 PathProgramCache]: Analyzing trace with hash 1849759943, now seen corresponding path program 1 times [2021-10-28 23:22:58,357 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:58,357 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [35508139] [2021-10-28 23:22:58,357 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:58,357 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:58,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:58,743 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 23:22:58,744 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:58,744 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [35508139] [2021-10-28 23:22:58,744 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [35508139] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:22:58,744 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:22:58,744 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:22:58,744 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1395668168] [2021-10-28 23:22:58,745 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:22:58,745 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:22:58,746 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:22:58,746 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:22:58,746 INFO L87 Difference]: Start difference. First operand 141 states and 160 transitions. Second operand has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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 23:22:58,966 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:22:58,966 INFO L93 Difference]: Finished difference Result 185 states and 209 transitions. [2021-10-28 23:22:58,967 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:22:58,967 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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 72 [2021-10-28 23:22:58,967 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:22:58,969 INFO L225 Difference]: With dead ends: 185 [2021-10-28 23:22:58,969 INFO L226 Difference]: Without dead ends: 141 [2021-10-28 23:22:58,969 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:22:58,970 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 141 states. [2021-10-28 23:22:58,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 141 to 141. [2021-10-28 23:22:58,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 141 states, 138 states have (on average 1.144927536231884) internal successors, (158), 140 states have internal predecessors, (158), 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 23:22:58,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 141 states and 158 transitions. [2021-10-28 23:22:58,983 INFO L78 Accepts]: Start accepts. Automaton has 141 states and 158 transitions. Word has length 72 [2021-10-28 23:22:58,984 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:22:58,984 INFO L470 AbstractCegarLoop]: Abstraction has 141 states and 158 transitions. [2021-10-28 23:22:58,985 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.2) internal successors, (71), 5 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 23:22:58,985 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 158 transitions. [2021-10-28 23:22:58,987 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-10-28 23:22:58,987 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:22:58,988 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, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:22:58,988 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:22:58,989 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:22:58,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:22:58,989 INFO L85 PathProgramCache]: Analyzing trace with hash 823584462, now seen corresponding path program 1 times [2021-10-28 23:22:58,990 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:22:58,990 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1448990479] [2021-10-28 23:22:58,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:58,990 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:22:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:22:59,852 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 23:22:59,853 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:22:59,853 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1448990479] [2021-10-28 23:22:59,853 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1448990479] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:22:59,853 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [733495099] [2021-10-28 23:22:59,853 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:22:59,853 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:22:59,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:22:59,858 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:22:59,878 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 23:23:00,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:00,841 INFO L263 TraceCheckSpWp]: Trace formula consists of 2652 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:23:00,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:01,256 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 23:23:01,256 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [733495099] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:01,257 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:23:01,257 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-10-28 23:23:01,257 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1922325791] [2021-10-28 23:23:01,258 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:23:01,258 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:01,259 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:23:01,259 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:23:01,259 INFO L87 Difference]: Start difference. First operand 141 states and 158 transitions. Second operand has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 states have internal predecessors, (79), 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 23:23:01,312 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:01,312 INFO L93 Difference]: Finished difference Result 173 states and 194 transitions. [2021-10-28 23:23:01,313 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:23:01,313 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 states have internal predecessors, (79), 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 75 [2021-10-28 23:23:01,314 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:01,315 INFO L225 Difference]: With dead ends: 173 [2021-10-28 23:23:01,315 INFO L226 Difference]: Without dead ends: 142 [2021-10-28 23:23:01,315 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 79 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=25, Invalid=31, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:23:01,316 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 142 states. [2021-10-28 23:23:01,327 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 142 to 142. [2021-10-28 23:23:01,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 142 states, 139 states have (on average 1.143884892086331) internal successors, (159), 141 states have internal predecessors, (159), 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 23:23:01,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 142 states and 159 transitions. [2021-10-28 23:23:01,329 INFO L78 Accepts]: Start accepts. Automaton has 142 states and 159 transitions. Word has length 75 [2021-10-28 23:23:01,329 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:01,330 INFO L470 AbstractCegarLoop]: Abstraction has 142 states and 159 transitions. [2021-10-28 23:23:01,330 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.875) internal successors, (79), 8 states have internal predecessors, (79), 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 23:23:01,330 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 159 transitions. [2021-10-28 23:23:01,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-28 23:23:01,331 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:23:01,331 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] [2021-10-28 23:23:01,377 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-28 23:23:01,546 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-28 23:23:01,546 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:23:01,547 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:23:01,547 INFO L85 PathProgramCache]: Analyzing trace with hash -555752234, now seen corresponding path program 2 times [2021-10-28 23:23:01,547 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:23:01,547 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1511363119] [2021-10-28 23:23:01,547 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:01,548 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:23:01,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:02,280 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 23:23:02,281 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:23:02,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1511363119] [2021-10-28 23:23:02,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1511363119] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:02,281 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1048165124] [2021-10-28 23:23:02,281 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:23:02,282 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:02,282 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:23:02,283 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:23:02,302 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 23:23:03,311 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:23:03,311 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:23:03,324 INFO L263 TraceCheckSpWp]: Trace formula consists of 2638 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 23:23:03,332 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:03,659 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 23:23:03,660 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1048165124] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:23:03,660 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:23:03,660 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [6] total 9 [2021-10-28 23:23:03,660 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [916303996] [2021-10-28 23:23:03,661 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:23:03,661 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:03,662 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:23:03,662 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:23:03,662 INFO L87 Difference]: Start difference. First operand 142 states and 159 transitions. Second operand has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 23:23:03,955 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:03,955 INFO L93 Difference]: Finished difference Result 198 states and 218 transitions. [2021-10-28 23:23:03,956 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:23:03,956 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 76 [2021-10-28 23:23:03,956 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:03,958 INFO L225 Difference]: With dead ends: 198 [2021-10-28 23:23:03,958 INFO L226 Difference]: Without dead ends: 158 [2021-10-28 23:23:03,958 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=25, Invalid=65, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:23:03,959 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2021-10-28 23:23:03,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 120. [2021-10-28 23:23:03,967 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 120 states, 117 states have (on average 1.1367521367521367) internal successors, (133), 119 states have internal predecessors, (133), 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 23:23:03,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 120 states and 133 transitions. [2021-10-28 23:23:03,968 INFO L78 Accepts]: Start accepts. Automaton has 120 states and 133 transitions. Word has length 76 [2021-10-28 23:23:03,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:03,969 INFO L470 AbstractCegarLoop]: Abstraction has 120 states and 133 transitions. [2021-10-28 23:23:03,969 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 14.8) internal successors, (74), 5 states have internal predecessors, (74), 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 23:23:03,969 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 133 transitions. [2021-10-28 23:23:03,970 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-10-28 23:23:03,970 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:23:03,971 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] [2021-10-28 23:23:04,023 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:23:04,194 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:04,194 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:23:04,195 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:23:04,195 INFO L85 PathProgramCache]: Analyzing trace with hash 628843585, now seen corresponding path program 1 times [2021-10-28 23:23:04,195 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:23:04,195 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1528287676] [2021-10-28 23:23:04,195 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:04,195 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:23:04,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:04,846 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 23:23:04,846 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:23:04,846 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1528287676] [2021-10-28 23:23:04,847 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1528287676] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:04,847 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1292590726] [2021-10-28 23:23:04,847 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:04,847 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:04,847 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:23:04,848 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:23:04,866 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 23:23:05,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:05,889 INFO L263 TraceCheckSpWp]: Trace formula consists of 2686 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:23:05,893 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:06,384 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 23:23:06,384 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1292590726] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:06,384 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:23:06,384 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-28 23:23:06,384 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1495799023] [2021-10-28 23:23:06,385 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:23:06,385 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:06,386 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:23:06,386 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:23:06,386 INFO L87 Difference]: Start difference. First operand 120 states and 133 transitions. Second operand has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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 23:23:06,439 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:06,440 INFO L93 Difference]: Finished difference Result 152 states and 169 transitions. [2021-10-28 23:23:06,440 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:23:06,441 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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 76 [2021-10-28 23:23:06,441 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:06,443 INFO L225 Difference]: With dead ends: 152 [2021-10-28 23:23:06,443 INFO L226 Difference]: Without dead ends: 121 [2021-10-28 23:23:06,444 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 81 GetRequests, 73 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 23:23:06,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-28 23:23:06,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2021-10-28 23:23:06,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 121 states, 118 states have (on average 1.1355932203389831) internal successors, (134), 120 states have internal predecessors, (134), 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 23:23:06,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 134 transitions. [2021-10-28 23:23:06,455 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 134 transitions. Word has length 76 [2021-10-28 23:23:06,455 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:06,455 INFO L470 AbstractCegarLoop]: Abstraction has 121 states and 134 transitions. [2021-10-28 23:23:06,455 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.1) internal successors, (81), 10 states have internal predecessors, (81), 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 23:23:06,456 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 134 transitions. [2021-10-28 23:23:06,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 23:23:06,457 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:23:06,457 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] [2021-10-28 23:23:06,496 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2021-10-28 23:23:06,670 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-28 23:23:06,670 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:23:06,671 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:23:06,671 INFO L85 PathProgramCache]: Analyzing trace with hash 1997215171, now seen corresponding path program 2 times [2021-10-28 23:23:06,671 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:23:06,671 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [758015761] [2021-10-28 23:23:06,671 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:06,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:23:06,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:07,293 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 23:23:07,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:23:07,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [758015761] [2021-10-28 23:23:07,294 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [758015761] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:07,294 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1257884177] [2021-10-28 23:23:07,294 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:23:07,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:07,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:23:07,296 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:23:07,314 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 23:23:08,646 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:23:08,646 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:23:08,664 INFO L263 TraceCheckSpWp]: Trace formula consists of 2665 conjuncts, 17 conjunts are in the unsatisfiable core [2021-10-28 23:23:08,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:09,090 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 23:23:09,090 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1257884177] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:23:09,091 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:23:09,091 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [7] total 9 [2021-10-28 23:23:09,091 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1702404375] [2021-10-28 23:23:09,091 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:23:09,092 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:09,092 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:23:09,092 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=47, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:23:09,093 INFO L87 Difference]: Start difference. First operand 121 states and 134 transitions. Second operand has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 23:23:09,266 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:09,266 INFO L93 Difference]: Finished difference Result 219 states and 241 transitions. [2021-10-28 23:23:09,267 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:23:09,267 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 23:23:09,267 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:09,268 INFO L225 Difference]: With dead ends: 219 [2021-10-28 23:23:09,269 INFO L226 Difference]: Without dead ends: 121 [2021-10-28 23:23:09,269 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:23:09,270 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2021-10-28 23:23:09,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 115. [2021-10-28 23:23:09,278 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 115 states, 112 states have (on average 1.1071428571428572) internal successors, (124), 114 states have internal predecessors, (124), 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 23:23:09,279 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 124 transitions. [2021-10-28 23:23:09,280 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 124 transitions. Word has length 77 [2021-10-28 23:23:09,280 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:09,280 INFO L470 AbstractCegarLoop]: Abstraction has 115 states and 124 transitions. [2021-10-28 23:23:09,280 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 18.5) internal successors, (74), 4 states have internal predecessors, (74), 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 23:23:09,281 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 124 transitions. [2021-10-28 23:23:09,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2021-10-28 23:23:09,285 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:23:09,285 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, 1, 1, 1] [2021-10-28 23:23:09,336 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:23:09,502 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 23:23:09,502 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:23:09,503 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:23:09,503 INFO L85 PathProgramCache]: Analyzing trace with hash -1507512401, now seen corresponding path program 1 times [2021-10-28 23:23:09,503 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:23:09,503 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1315353897] [2021-10-28 23:23:09,503 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:09,503 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:23:09,605 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:23:09,605 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1799442130] [2021-10-28 23:23:09,605 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:09,606 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:09,606 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:23:09,607 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:23:09,631 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 23:23:10,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:23:10,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 2821 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:23:10,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:11,177 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 23:23:11,177 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:23:11,177 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1315353897] [2021-10-28 23:23:11,178 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:23:11,178 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1799442130] [2021-10-28 23:23:11,178 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1799442130] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:23:11,178 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:23:11,178 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7] total 7 [2021-10-28 23:23:11,178 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1091465992] [2021-10-28 23:23:11,179 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2021-10-28 23:23:11,179 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:11,179 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-10-28 23:23:11,179 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:23:11,180 INFO L87 Difference]: Start difference. First operand 115 states and 124 transitions. Second operand has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 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 23:23:11,220 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:11,220 INFO L93 Difference]: Finished difference Result 147 states and 160 transitions. [2021-10-28 23:23:11,220 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:23:11,221 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 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 83 [2021-10-28 23:23:11,221 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:11,222 INFO L225 Difference]: With dead ends: 147 [2021-10-28 23:23:11,222 INFO L226 Difference]: Without dead ends: 116 [2021-10-28 23:23:11,222 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 82 GetRequests, 77 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=21, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:23:11,222 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 116 states. [2021-10-28 23:23:11,229 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 116 to 116. [2021-10-28 23:23:11,230 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 116 states, 113 states have (on average 1.1061946902654867) internal successors, (125), 115 states have internal predecessors, (125), 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 23:23:11,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 125 transitions. [2021-10-28 23:23:11,231 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 125 transitions. Word has length 83 [2021-10-28 23:23:11,231 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:11,231 INFO L470 AbstractCegarLoop]: Abstraction has 116 states and 125 transitions. [2021-10-28 23:23:11,232 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 11.857142857142858) internal successors, (83), 7 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 23:23:11,232 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 125 transitions. [2021-10-28 23:23:11,233 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-28 23:23:11,233 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:23:11,233 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 23:23:11,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:23:11,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-28 23:23:11,446 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION] === [2021-10-28 23:23:11,446 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:23:11,447 INFO L85 PathProgramCache]: Analyzing trace with hash 194689045, now seen corresponding path program 2 times [2021-10-28 23:23:11,447 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:23:11,447 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [669006194] [2021-10-28 23:23:11,447 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:23:11,447 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:23:11,525 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:23:11,526 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [686336463] [2021-10-28 23:23:11,526 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:23:11,526 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:23:11,526 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:23:11,527 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:23:11,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 23:23:12,586 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:23:12,586 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:23:12,601 INFO L263 TraceCheckSpWp]: Trace formula consists of 2793 conjuncts, 87 conjunts are in the unsatisfiable core [2021-10-28 23:23:12,606 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:23:14,083 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 53 treesize of output 29 [2021-10-28 23:23:14,094 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 26 treesize of output 22 [2021-10-28 23:23:14,118 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 11 treesize of output 7 [2021-10-28 23:23:14,496 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 15 treesize of output 7 [2021-10-28 23:23:14,640 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 13 treesize of output 5 [2021-10-28 23:23:15,446 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 23:23:15,446 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:23:15,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [669006194] [2021-10-28 23:23:15,446 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:23:15,446 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [686336463] [2021-10-28 23:23:15,447 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [686336463] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:23:15,447 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:23:15,447 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-10-28 23:23:15,447 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1331420739] [2021-10-28 23:23:15,448 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:23:15,448 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:23:15,448 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:23:15,449 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=26, Invalid=156, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:23:15,449 INFO L87 Difference]: Start difference. First operand 116 states and 125 transitions. Second operand has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 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 23:23:42,600 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:23:42,600 INFO L93 Difference]: Finished difference Result 116 states and 125 transitions. [2021-10-28 23:23:42,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-10-28 23:23:42,600 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 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 84 [2021-10-28 23:23:42,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:23:42,601 INFO L225 Difference]: With dead ends: 116 [2021-10-28 23:23:42,601 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:23:42,602 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 95 GetRequests, 71 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 3.7s TimeCoverageRelationStatistics Valid=190, Invalid=460, Unknown=0, NotChecked=0, Total=650 [2021-10-28 23:23:42,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:23:42,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:23:42,603 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 23:23:42,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:23:42,603 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 84 [2021-10-28 23:23:42,603 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:23:42,603 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:23:42,604 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 5.714285714285714) internal successors, (80), 14 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 23:23:42,604 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:23:42,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:23:42,607 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:23:42,608 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:23:42,608 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:23:42,643 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:23:42,814 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 23:23:42,816 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:23:42,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,823 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,830 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,838 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,839 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,840 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,856 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,863 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,864 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,873 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,874 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,885 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,886 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,889 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,890 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,900 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,902 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,904 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,906 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,907 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,912 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,913 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,928 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,933 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,936 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,939 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,940 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:42,941 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:23:44,713 INFO L853 garLoopResultBuilder]: At program point L10044(lines 9999 10046) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset|))) (and (<= (+ (select (select |#memory_int| .cse0) 40) 1) 0) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (< (+ .cse0 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0)) (= .cse0 ULTIMATE.start_hash_table_state_is_valid_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0))) [2021-10-28 23:23:44,713 INFO L853 garLoopResultBuilder]: At program point L10044-1(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:23:44,713 INFO L853 garLoopResultBuilder]: At program point L10044-2(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:23:44,713 INFO L853 garLoopResultBuilder]: At program point L250(lines 248 251) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,713 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 248 251) the Hoare annotation is: false [2021-10-28 23:23:44,714 INFO L857 garLoopResultBuilder]: For program point L7385-3(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:23:44,714 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,714 INFO L857 garLoopResultBuilder]: For program point L7385-2(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:23:44,714 INFO L857 garLoopResultBuilder]: For program point L7385-1(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:23:44,714 INFO L857 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:23:44,714 INFO L853 garLoopResultBuilder]: At program point L10044-3(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:23:44,715 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:23:44,715 INFO L853 garLoopResultBuilder]: At program point L2630(lines 2626 2631) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,715 INFO L853 garLoopResultBuilder]: At program point L2630-2(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:23:44,715 INFO L853 garLoopResultBuilder]: At program point L2630-1(lines 2626 2631) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset|))) (and (<= (+ (select (select |#memory_int| .cse0) 40) 1) 0) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (< (+ .cse0 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0)) (= .cse0 ULTIMATE.start_hash_table_state_is_valid_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0))) [2021-10-28 23:23:44,715 INFO L857 garLoopResultBuilder]: For program point L2498(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:23:44,715 INFO L853 garLoopResultBuilder]: At program point L2630-4(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:23:44,715 INFO L853 garLoopResultBuilder]: At program point L2630-3(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:23:44,716 INFO L857 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:23:44,716 INFO L853 garLoopResultBuilder]: At program point L10112(lines 10101 10113) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse1 (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0))) (.cse2 (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base))) (or (and (<= (+ |ULTIMATE.start_hash_table_state_required_bytes_#res| 1) 0) .cse0 .cse1 .cse2) (and .cse0 (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) .cse1 (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) .cse2 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)))) [2021-10-28 23:23:44,716 INFO L853 garLoopResultBuilder]: At program point L10112-1(lines 10101 10113) the Hoare annotation is: (and (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (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) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base)) [2021-10-28 23:23:44,716 INFO L857 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2021-10-28 23:23:44,716 INFO L857 garLoopResultBuilder]: For program point L10114(lines 10114 10134) no Hoare annotation was computed. [2021-10-28 23:23:44,716 INFO L857 garLoopResultBuilder]: For program point L7274(lines 7274 7278) no Hoare annotation was computed. [2021-10-28 23:23:44,716 INFO L853 garLoopResultBuilder]: At program point L2501-1(lines 2497 2502) the Hoare annotation is: false [2021-10-28 23:23:44,716 INFO L853 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,716 INFO L853 garLoopResultBuilder]: At program point L255(lines 253 256) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,717 INFO L853 garLoopResultBuilder]: At program point L255-1(lines 253 256) the Hoare annotation is: false [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L853 garLoopResultBuilder]: At program point L2617-1(lines 2613 2621) the Hoare annotation is: false [2021-10-28 23:23:44,717 INFO L853 garLoopResultBuilder]: At program point L2617(lines 2613 2621) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,717 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,718 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,718 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,718 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,718 INFO L857 garLoopResultBuilder]: For program point L9291-1(line 9291) no Hoare annotation was computed. [2021-10-28 23:23:44,718 INFO L857 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:23:44,719 INFO L857 garLoopResultBuilder]: For program point L10001-1(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:23:44,719 INFO L857 garLoopResultBuilder]: For program point L10001-2(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:23:44,719 INFO L857 garLoopResultBuilder]: For program point L10001-3(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:23:44,719 INFO L853 garLoopResultBuilder]: At program point L9291-2(line 9291) the Hoare annotation is: false [2021-10-28 23:23:44,719 INFO L857 garLoopResultBuilder]: For program point L9291-3(line 9291) no Hoare annotation was computed. [2021-10-28 23:23:44,720 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,720 INFO L853 garLoopResultBuilder]: At program point L6947(lines 6943 6948) the Hoare annotation is: (and (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,720 INFO L857 garLoopResultBuilder]: For program point L7195(lines 7195 7201) no Hoare annotation was computed. [2021-10-28 23:23:44,720 INFO L860 garLoopResultBuilder]: At program point L10135(line 10135) the Hoare annotation is: true [2021-10-28 23:23:44,721 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:23:44,721 INFO L857 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-10-28 23:23:44,721 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,721 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,721 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,722 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,722 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,722 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,722 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,722 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L210-10(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L10104(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,723 INFO L857 garLoopResultBuilder]: For program point L10104-1(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:23:44,724 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,724 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,724 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,724 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,724 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,725 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,725 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,725 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,725 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,725 INFO L853 garLoopResultBuilder]: At program point L2590(lines 2586 2594) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,726 INFO L857 garLoopResultBuilder]: For program point L211-20(line 211) no Hoare annotation was computed. [2021-10-28 23:23:44,726 INFO L853 garLoopResultBuilder]: At program point L2590-1(lines 2586 2594) the Hoare annotation is: false [2021-10-28 23:23:44,726 INFO L857 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,726 INFO L857 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,726 INFO L857 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,727 INFO L857 garLoopResultBuilder]: For program point L9990-9(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,727 INFO L857 garLoopResultBuilder]: For program point L9990-10(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,727 INFO L857 garLoopResultBuilder]: For program point L9990-12(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,727 INFO L857 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,728 INFO L853 garLoopResultBuilder]: At program point L9990-6(lines 9988 9991) the Hoare annotation is: (let ((.cse0 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset|))) (and (<= (+ (select (select |#memory_int| .cse0) 40) 1) 0) (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (< (+ .cse0 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0)) (= .cse0 ULTIMATE.start_hash_table_state_is_valid_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0))) [2021-10-28 23:23:44,728 INFO L857 garLoopResultBuilder]: For program point L9280(lines 9280 9293) no Hoare annotation was computed. [2021-10-28 23:23:44,728 INFO L857 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,728 INFO L857 garLoopResultBuilder]: For program point L9990-17(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,728 INFO L857 garLoopResultBuilder]: For program point L9990-19(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,729 INFO L853 garLoopResultBuilder]: At program point L9990-20(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:23:44,729 INFO L853 garLoopResultBuilder]: At program point L9990-13(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_bounded_malloc_#res.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (not (= ULTIMATE.start_aws_hash_table_move_~from.base 0)) (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) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base)) [2021-10-28 23:23:44,729 INFO L857 garLoopResultBuilder]: For program point L9990-14(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,729 INFO L857 garLoopResultBuilder]: For program point L9990-16(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,729 INFO L857 garLoopResultBuilder]: For program point L9990-26(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,730 INFO L857 garLoopResultBuilder]: For program point L2542(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:23:44,730 INFO L853 garLoopResultBuilder]: At program point L9990-27(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:23:44,730 INFO L857 garLoopResultBuilder]: For program point L9990-21(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,730 INFO L857 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:23:44,730 INFO L857 garLoopResultBuilder]: For program point L9990-23(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,731 INFO L857 garLoopResultBuilder]: For program point L9990-24(line 9990) no Hoare annotation was computed. [2021-10-28 23:23:44,731 INFO L853 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-10-28 23:23:44,731 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:23:44,731 INFO L853 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2021-10-28 23:23:44,732 INFO L857 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-10-28 23:23:44,732 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:23:44,732 INFO L853 garLoopResultBuilder]: At program point L1998(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,732 INFO L853 garLoopResultBuilder]: At program point L1998-1(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,733 INFO L853 garLoopResultBuilder]: At program point L1998-2(lines 1988 1999) the Hoare annotation is: false [2021-10-28 23:23:44,733 INFO L853 garLoopResultBuilder]: At program point L1998-3(lines 1988 1999) the Hoare annotation is: false [2021-10-28 23:23:44,733 INFO L857 garLoopResultBuilder]: For program point L7267(lines 7267 7272) no Hoare annotation was computed. [2021-10-28 23:23:44,733 INFO L857 garLoopResultBuilder]: For program point L10108(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:23:44,733 INFO L857 garLoopResultBuilder]: For program point L10108-1(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:23:44,734 INFO L853 garLoopResultBuilder]: At program point L2545-1(lines 2541 2546) the Hoare annotation is: false [2021-10-28 23:23:44,734 INFO L853 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 1) 0) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,734 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (not (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| 0)) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.offset| 0) (= |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base| ULTIMATE.start_ensure_allocated_hash_table_~map.base) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_table_move_harness_~#from~0.base|) (<= (+ ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 1) 0)) [2021-10-28 23:23:44,738 INFO L731 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:23:44,740 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:23:44,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,766 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,766 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,773 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,774 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,774 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,776 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,782 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,783 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,785 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,786 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,786 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:44,787 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:44,792 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:23:44 BoogieIcfgContainer [2021-10-28 23:23:44,793 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:23:44,793 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:23:44,793 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:23:44,794 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:23:44,794 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:22:21" (3/4) ... [2021-10-28 23:23:44,798 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:23:44,829 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 187 nodes and edges [2021-10-28 23:23:44,831 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2021-10-28 23:23:44,834 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 23:23:44,836 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 23:23:44,839 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 23:23:44,841 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 23:23:44,844 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:23:44,846 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:23:44,882 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result + 1 <= 0 && from == map) && !(from == 0)) && from == map) || ((((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0) [2021-10-28 23:23:44,883 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0 && !(\result == 0)) && \result + 1 < from) && from == map) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 [2021-10-28 23:23:44,884 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && \result == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 [2021-10-28 23:23:44,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result == 0) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && \result == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 [2021-10-28 23:23:44,885 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 [2021-10-28 23:23:44,886 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 0 && !(\result == 0)) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && from == map) && !(from == 0)) && from == map [2021-10-28 23:23:44,888 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 0 && !(\result == 0)) && !(from == 0)) && (!(map == 0) || !(map == 0))) && \result == 0) && from == map) && !(from == 0)) && from == map [2021-10-28 23:23:46,406 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:23:46,407 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:23:46,408 INFO L168 Benchmark]: Toolchain (without parser) took 101928.85 ms. Allocated memory was 134.2 MB in the beginning and 369.1 MB in the end (delta: 234.9 MB). Free memory was 90.8 MB in the beginning and 265.8 MB in the end (delta: -175.0 MB). Peak memory consumption was 263.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,409 INFO L168 Benchmark]: CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 44.8 MB in the beginning and 44.8 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:23:46,409 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4135.56 ms. Allocated memory was 134.2 MB in the beginning and 178.3 MB in the end (delta: 44.0 MB). Free memory was 90.8 MB in the beginning and 79.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,410 INFO L168 Benchmark]: Boogie Procedure Inliner took 322.65 ms. Allocated memory is still 178.3 MB. Free memory was 79.1 MB in the beginning and 119.0 MB in the end (delta: -40.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,410 INFO L168 Benchmark]: Boogie Preprocessor took 211.02 ms. Allocated memory is still 178.3 MB. Free memory was 119.0 MB in the beginning and 110.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,411 INFO L168 Benchmark]: RCFGBuilder took 12018.68 ms. Allocated memory was 178.3 MB in the beginning and 260.0 MB in the end (delta: 81.8 MB). Free memory was 110.6 MB in the beginning and 182.4 MB in the end (delta: -71.7 MB). Peak memory consumption was 154.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,411 INFO L168 Benchmark]: TraceAbstraction took 83618.63 ms. Allocated memory was 260.0 MB in the beginning and 369.1 MB in the end (delta: 109.1 MB). Free memory was 182.4 MB in the beginning and 164.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,412 INFO L168 Benchmark]: Witness Printer took 1613.48 ms. Allocated memory is still 369.1 MB. Free memory was 164.9 MB in the beginning and 265.8 MB in the end (delta: -100.9 MB). Peak memory consumption was 103.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:23:46,415 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.27 ms. Allocated memory is still 88.1 MB. Free memory was 44.8 MB in the beginning and 44.8 MB in the end (delta: 40.2 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4135.56 ms. Allocated memory was 134.2 MB in the beginning and 178.3 MB in the end (delta: 44.0 MB). Free memory was 90.8 MB in the beginning and 79.1 MB in the end (delta: 11.7 MB). Peak memory consumption was 70.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 322.65 ms. Allocated memory is still 178.3 MB. Free memory was 79.1 MB in the beginning and 119.0 MB in the end (delta: -40.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 211.02 ms. Allocated memory is still 178.3 MB. Free memory was 119.0 MB in the beginning and 110.6 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 12018.68 ms. Allocated memory was 178.3 MB in the beginning and 260.0 MB in the end (delta: 81.8 MB). Free memory was 110.6 MB in the beginning and 182.4 MB in the end (delta: -71.7 MB). Peak memory consumption was 154.7 MB. Max. memory is 16.1 GB. * TraceAbstraction took 83618.63 ms. Allocated memory was 260.0 MB in the beginning and 369.1 MB in the end (delta: 109.1 MB). Free memory was 182.4 MB in the beginning and 164.9 MB in the end (delta: 17.5 MB). Peak memory consumption was 125.5 MB. Max. memory is 16.1 GB. * Witness Printer took 1613.48 ms. Allocated memory is still 369.1 MB. Free memory was 164.9 MB in the beginning and 265.8 MB in the end (delta: -100.9 MB). Peak memory consumption was 103.6 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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 117 locations, 3 error locations. Started 1 CEGAR loops. OverallTime: 83.4s, OverallIterations: 15, TraceHistogramMax: 5, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 55.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.8s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 1856 SDtfs, 1480 SDslu, 4595 SDs, 0 SdLazy, 1057 SolverSat, 133 SolverUnsat, 21 SolverUnknown, 0 SolverNotchecked, 45.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 772 GetRequests, 639 SyntacticMatches, 0 SemanticMatches, 133 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 436 ImplicationChecksByTransitivity, 9.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=142occurred in iteration=10, InterpolantAutomatonStates: 115, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 15 MinimizatonAttempts, 254 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 37 LocationsWithAnnotation, 37 PreInvPairs, 55 NumberOfFragments, 753 HoareAnnotationTreeSize, 37 FomulaSimplifications, 579 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 37 FomulaSimplificationsInter, 111 FormulaSimplificationTreeSizeReductionInter, 1.7s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 1.4s SsaConstructionTime, 9.2s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 1380 NumberOfCodeBlocks, 1366 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 1361 ConstructedInterpolants, 0 QuantifiedInterpolants, 2948 SizeOfPredicates, 64 NumberOfNonLiveVariables, 23927 ConjunctsInSsa, 156 ConjunctsInUnsatCore, 19 InterpolantComputations, 11 PerfectInterpolantSequences, 49/94 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 3 specifications checked. All of them hold - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10135]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((from == map && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: ((((((\result == 0 && !(\result == 0)) && !(from == 0)) && (!(map == 0) || !(map == 0))) && \result == 0) && from == map) && !(from == 0)) && from == map - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant [2021-10-28 23:23:46,431 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,432 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,432 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,433 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,433 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,434 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,434 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,434 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 9999]: Loop Invariant [2021-10-28 23:23:46,436 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,437 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,438 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,439 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,439 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && \result == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 6943]: Loop Invariant Derived loop invariant: (((((((((\result == 0 && !(\result == 0)) && \result + 1 < from) && from == map) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9291]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant [2021-10-28 23:23:46,442 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,443 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,444 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,445 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:23:46,445 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:23:46,445 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((((unknown-#memory_int-unknown[#memory_$Pointer$[from][from]][40] + 1 <= 0 && \result == 0) && !(\result == 0)) && #memory_$Pointer$[from][from] + 1 < from) && \result == 0) && \result + 1 < from) && from == map) && #memory_$Pointer$[map][map] == 0) && map == 0) && \result == 0) && from == map) && size_at_least_two == 0) && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && from == map) && !(map == 0)) && #memory_$Pointer$[from][from] == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: ((((((from == map && num_entries + 1 <= 0) && (cond == 1 || cond == 0)) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: (((((\result == 0 && !(\result == 0)) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && from == map) && !(from == 0)) && from == map - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: (((\result + 1 <= 0 && from == map) && !(from == 0)) && from == map) || ((((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0) - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: 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: 2541]: Loop Invariant Derived loop invariant: (((((from == map && num_entries + 1 <= 0) && !(from == 0)) && from == 0) && from == map) && unknown-#StackHeapBarrier-unknown < from) && max_table_entries + 1 <= 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:23:46,653 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 23:23:46,684 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_36f24570-3c0e-4bb4-b98a-331dda30ad23/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...