./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.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_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/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_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/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_bf47a9f0-e006-4ac2-954a-49aa1077949b/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 b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. 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 23:18:44,109 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:18:44,112 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:18:44,164 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:18:44,165 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:18:44,169 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:18:44,173 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:18:44,178 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:18:44,182 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:18:44,189 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:18:44,191 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:18:44,193 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:18:44,193 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:18:44,197 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:18:44,201 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:18:44,203 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:18:44,205 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:18:44,206 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:18:44,213 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:18:44,225 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:18:44,228 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:18:44,230 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:18:44,234 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:18:44,235 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:18:44,247 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:18:44,247 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:18:44,248 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:18:44,251 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:18:44,252 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:18:44,254 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:18:44,254 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:18:44,255 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:18:44,258 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:18:44,259 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:18:44,261 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:18:44,262 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:18:44,263 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:18:44,263 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:18:44,263 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:18:44,264 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:18:44,265 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:18:44,266 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:18:44,302 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:18:44,302 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:18:44,303 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:18:44,303 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:18:44,304 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:18:44,305 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:18:44,305 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:18:44,306 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:18:44,306 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:18:44,306 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:18:44,306 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:18:44,307 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:18:44,307 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:18:44,307 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:18:44,308 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:18:44,308 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:18:44,308 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:18:44,308 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:18:44,309 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:18:44,309 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:18:44,309 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:18:44,310 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:18:44,310 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:18:44,310 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:18:44,311 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:18:44,311 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:18:44,311 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:18:44,312 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:18:44,312 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:18:44,312 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_bf47a9f0-e006-4ac2-954a-49aa1077949b/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b875da017a84450a4103e052cdea13d2bfe14ebd5ef6946815ef19c566574bb1 [2021-10-28 23:18:44,601 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:18:44,643 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:18:44,647 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:18:44,648 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:18:44,651 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:18:44,653 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-10-28 23:18:44,740 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/data/4c9fea172/48d29e2496884ee491b17768edbd5354/FLAG7a3c6e278 [2021-10-28 23:18:45,955 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:18:45,955 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i [2021-10-28 23:18:46,015 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/data/4c9fea172/48d29e2496884ee491b17768edbd5354/FLAG7a3c6e278 [2021-10-28 23:18:46,199 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/data/4c9fea172/48d29e2496884ee491b17768edbd5354 [2021-10-28 23:18:46,202 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:18:46,204 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:18:46,206 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:46,206 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:18:46,210 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:18:46,211 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:46" (1/1) ... [2021-10-28 23:18:46,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24542ea8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:46, skipping insertion in model container [2021-10-28 23:18:46,212 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:18:46" (1/1) ... [2021-10-28 23:18:46,221 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:18:46,389 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:18:46,770 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_bf47a9f0-e006-4ac2-954a-49aa1077949b/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-10-28 23:18:46,780 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_bf47a9f0-e006-4ac2-954a-49aa1077949b/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-10-28 23:18:46,817 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:18:46,826 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:18:48,409 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,410 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,411 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,412 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,415 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,443 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,443 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,446 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,446 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,448 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,450 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,452 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:48,455 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,055 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:18:49,057 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:18:49,058 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:18:49,060 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:18:49,062 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:18:49,063 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:18:49,064 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:18:49,065 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:18:49,066 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:18:49,067 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:18:49,326 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:18:49,941 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,942 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,982 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,985 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,993 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:49,993 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,011 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,012 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,013 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,013 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,014 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,015 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,015 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,057 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:18:50,096 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:18:50,113 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_bf47a9f0-e006-4ac2-954a-49aa1077949b/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4493,4506] [2021-10-28 23:18:50,114 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_bf47a9f0-e006-4ac2-954a-49aa1077949b/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness-1.i[4553,4566] [2021-10-28 23:18:50,116 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:18:50,117 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:18:50,184 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,185 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,185 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,186 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,186 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,206 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,208 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,209 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,210 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,211 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,211 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,212 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,212 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,276 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:18:50,278 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:18:50,279 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:18:50,281 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:18:50,291 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:18:50,293 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:18:50,293 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:18:50,294 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:18:50,294 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:18:50,295 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:18:50,335 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:18:50,525 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,525 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,536 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,537 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,540 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,541 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,560 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,561 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,562 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,563 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,564 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,564 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,565 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:18:50,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:18:50,924 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:18:50,924 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50 WrapperNode [2021-10-28 23:18:50,925 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:18:50,926 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:18:50,926 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:18:50,926 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:18:50,936 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,110 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,332 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:18:51,334 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:18:51,334 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:18:51,335 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:18:51,346 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,347 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,371 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,371 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,470 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,494 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,523 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,549 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:18:51,550 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:18:51,551 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:18:51,551 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:18:51,552 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (1/1) ... [2021-10-28 23:18:51,564 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:18:51,578 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:18:51,599 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:18:51,618 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:18:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 23:18:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:18:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:18:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:18:51,663 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:18:51,664 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:18:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-10-28 23:18:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:18:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-10-28 23:18:51,664 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:18:51,665 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:18:51,666 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:19:05,041 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume !true; [2021-10-28 23:19:05,060 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:19:05,061 INFO L299 CfgBuilder]: Removed 157 assume(true) statements. [2021-10-28 23:19:05,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:05 BoogieIcfgContainer [2021-10-28 23:19:05,065 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:19:05,068 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:19:05,068 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:19:05,073 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:19:05,073 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:18:46" (1/3) ... [2021-10-28 23:19:05,075 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428c76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:19:05, skipping insertion in model container [2021-10-28 23:19:05,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:18:50" (2/3) ... [2021-10-28 23:19:05,080 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@428c76b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:19:05, skipping insertion in model container [2021-10-28 23:19:05,081 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:05" (3/3) ... [2021-10-28 23:19:05,083 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_begin_harness-1.i [2021-10-28 23:19:05,090 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:19:05,090 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-28 23:19:05,168 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:19:05,176 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 23:19:05,176 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-28 23:19:05,208 INFO L276 IsEmpty]: Start isEmpty. Operand has 202 states, 195 states have (on average 1.4564102564102563) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:05,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 23:19:05,239 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:05,240 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:05,241 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:05,248 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:05,249 INFO L85 PathProgramCache]: Analyzing trace with hash 1999182466, now seen corresponding path program 1 times [2021-10-28 23:19:05,260 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:05,262 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [546866311] [2021-10-28 23:19:05,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:05,266 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:05,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:06,230 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 23:19:06,231 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:06,233 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [546866311] [2021-10-28 23:19:06,233 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [546866311] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:06,234 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:06,234 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:19:06,239 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1059999397] [2021-10-28 23:19:06,245 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:19:06,246 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:06,261 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:19:06,262 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:19:06,270 INFO L87 Difference]: Start difference. First operand has 202 states, 195 states have (on average 1.4564102564102563) internal successors, (284), 201 states have internal predecessors, (284), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Second operand has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:06,337 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:06,337 INFO L93 Difference]: Finished difference Result 399 states and 562 transitions. [2021-10-28 23:19:06,338 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:19:06,339 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 62 [2021-10-28 23:19:06,340 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:06,364 INFO L225 Difference]: With dead ends: 399 [2021-10-28 23:19:06,364 INFO L226 Difference]: Without dead ends: 195 [2021-10-28 23:19:06,370 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 23:19:06,394 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2021-10-28 23:19:06,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2021-10-28 23:19:06,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 195 states, 189 states have (on average 1.3597883597883598) internal successors, (257), 194 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:06,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 257 transitions. [2021-10-28 23:19:06,441 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 257 transitions. Word has length 62 [2021-10-28 23:19:06,441 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:06,442 INFO L470 AbstractCegarLoop]: Abstraction has 195 states and 257 transitions. [2021-10-28 23:19:06,442 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 31.0) internal successors, (62), 2 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:06,442 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 257 transitions. [2021-10-28 23:19:06,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 23:19:06,446 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:06,446 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:06,446 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:19:06,447 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:06,447 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:06,448 INFO L85 PathProgramCache]: Analyzing trace with hash 312696489, now seen corresponding path program 1 times [2021-10-28 23:19:06,448 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:06,448 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1155004829] [2021-10-28 23:19:06,448 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:06,449 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:06,607 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:19:06,608 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [519447766] [2021-10-28 23:19:06,608 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:06,608 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:06,609 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:06,611 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:06,634 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:19:08,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:08,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:19:08,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:08,468 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 23:19:08,469 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:08,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1155004829] [2021-10-28 23:19:08,469 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:19:08,469 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [519447766] [2021-10-28 23:19:08,470 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [519447766] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:08,470 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:08,470 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:19:08,471 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1244493345] [2021-10-28 23:19:08,472 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:19:08,472 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:08,473 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:19:08,473 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:19:08,474 INFO L87 Difference]: Start difference. First operand 195 states and 257 transitions. Second operand has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:08,522 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:08,522 INFO L93 Difference]: Finished difference Result 317 states and 426 transitions. [2021-10-28 23:19:08,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:19:08,523 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 65 [2021-10-28 23:19:08,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:08,526 INFO L225 Difference]: With dead ends: 317 [2021-10-28 23:19:08,526 INFO L226 Difference]: Without dead ends: 196 [2021-10-28 23:19:08,528 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 64 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:19:08,529 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-28 23:19:08,550 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-28 23:19:08,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 196 states, 190 states have (on average 1.3578947368421053) internal successors, (258), 195 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:08,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 258 transitions. [2021-10-28 23:19:08,554 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 258 transitions. Word has length 65 [2021-10-28 23:19:08,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:08,555 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 258 transitions. [2021-10-28 23:19:08,556 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 21.666666666666668) internal successors, (65), 3 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:08,556 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 258 transitions. [2021-10-28 23:19:08,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-28 23:19:08,561 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:08,562 INFO L513 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:08,597 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:08,765 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:08,766 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:08,766 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:08,767 INFO L85 PathProgramCache]: Analyzing trace with hash 794092388, now seen corresponding path program 1 times [2021-10-28 23:19:08,767 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:08,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [910378707] [2021-10-28 23:19:08,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:08,768 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:08,909 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:19:08,910 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [967541872] [2021-10-28 23:19:08,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:08,910 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:08,911 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:08,912 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:08,929 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:19:10,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:10,173 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:19:10,181 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:10,554 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 23:19:10,554 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:10,554 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [910378707] [2021-10-28 23:19:10,554 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:19:10,555 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [967541872] [2021-10-28 23:19:10,555 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [967541872] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:10,555 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:19:10,555 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-10-28 23:19:10,555 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1617435763] [2021-10-28 23:19:10,556 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:19:10,556 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:10,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:10,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:10,557 INFO L87 Difference]: Start difference. First operand 196 states and 258 transitions. Second operand has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:10,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:10,609 INFO L93 Difference]: Finished difference Result 318 states and 427 transitions. [2021-10-28 23:19:10,610 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:19:10,610 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 66 [2021-10-28 23:19:10,611 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:10,613 INFO L225 Difference]: With dead ends: 318 [2021-10-28 23:19:10,613 INFO L226 Difference]: Without dead ends: 197 [2021-10-28 23:19:10,615 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 65 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:10,616 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-10-28 23:19:10,639 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2021-10-28 23:19:10,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 191 states have (on average 1.356020942408377) internal successors, (259), 196 states have internal predecessors, (259), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:10,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 259 transitions. [2021-10-28 23:19:10,641 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 259 transitions. Word has length 66 [2021-10-28 23:19:10,642 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:10,642 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 259 transitions. [2021-10-28 23:19:10,642 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 16.5) internal successors, (66), 4 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:10,643 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-10-28 23:19:10,644 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 23:19:10,645 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:10,645 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:10,681 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:10,849 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:10,850 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:10,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:10,851 INFO L85 PathProgramCache]: Analyzing trace with hash -1462503927, now seen corresponding path program 2 times [2021-10-28 23:19:10,851 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:10,851 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024287609] [2021-10-28 23:19:10,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:10,851 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:11,025 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:19:11,026 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [418650698] [2021-10-28 23:19:11,026 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:19:11,026 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:11,027 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:11,034 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:11,044 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 23:19:12,362 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:19:12,362 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:19:12,380 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:19:12,400 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:13,038 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 23:19:13,038 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:13,038 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024287609] [2021-10-28 23:19:13,038 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:19:13,039 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [418650698] [2021-10-28 23:19:13,039 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [418650698] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:13,039 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:13,039 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:19:13,040 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [446647497] [2021-10-28 23:19:13,040 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:19:13,040 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:13,041 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:19:13,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:19:13,042 INFO L87 Difference]: Start difference. First operand 197 states and 259 transitions. Second operand has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:13,545 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:13,545 INFO L93 Difference]: Finished difference Result 280 states and 371 transitions. [2021-10-28 23:19:13,546 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:19:13,546 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 67 [2021-10-28 23:19:13,547 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:13,549 INFO L225 Difference]: With dead ends: 280 [2021-10-28 23:19:13,550 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 23:19:13,551 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 71 GetRequests, 62 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=70, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:19:13,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 23:19:13,567 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 197. [2021-10-28 23:19:13,568 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 197 states, 191 states have (on average 1.3455497382198953) internal successors, (257), 196 states have internal predecessors, (257), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:13,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2021-10-28 23:19:13,569 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 257 transitions. Word has length 67 [2021-10-28 23:19:13,570 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:13,570 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 257 transitions. [2021-10-28 23:19:13,570 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 11.0) internal successors, (66), 5 states have internal predecessors, (66), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:13,571 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 257 transitions. [2021-10-28 23:19:13,573 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-28 23:19:13,573 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:13,573 INFO L513 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:13,623 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:13,796 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:13,797 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:13,797 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:13,797 INFO L85 PathProgramCache]: Analyzing trace with hash 1906777649, now seen corresponding path program 1 times [2021-10-28 23:19:13,797 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:13,798 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1893078402] [2021-10-28 23:19:13,798 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:13,798 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:13,938 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:19:13,942 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1882954126] [2021-10-28 23:19:13,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:13,943 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:13,943 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:13,944 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:13,965 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 23:19:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:15,250 INFO L263 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:19:15,255 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:15,642 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 23:19:15,642 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:15,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1893078402] [2021-10-28 23:19:15,643 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:19:15,643 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882954126] [2021-10-28 23:19:15,643 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882954126] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:15,644 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:19:15,644 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-10-28 23:19:15,644 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [689812401] [2021-10-28 23:19:15,644 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:15,645 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:15,645 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:15,646 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:15,646 INFO L87 Difference]: Start difference. First operand 197 states and 257 transitions. Second operand has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:15,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:15,685 INFO L93 Difference]: Finished difference Result 319 states and 424 transitions. [2021-10-28 23:19:15,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:15,686 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 68 [2021-10-28 23:19:15,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:15,688 INFO L225 Difference]: With dead ends: 319 [2021-10-28 23:19:15,688 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 23:19:15,689 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 67 GetRequests, 64 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:15,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 23:19:15,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2021-10-28 23:19:15,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 198 states, 192 states have (on average 1.34375) internal successors, (258), 197 states have internal predecessors, (258), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:15,704 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2021-10-28 23:19:15,704 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 68 [2021-10-28 23:19:15,705 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:15,705 INFO L470 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2021-10-28 23:19:15,705 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.6) internal successors, (68), 5 states have internal predecessors, (68), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:15,706 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2021-10-28 23:19:15,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-28 23:19:15,708 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:15,708 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:15,751 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2021-10-28 23:19:15,933 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:15,934 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:15,934 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:15,934 INFO L85 PathProgramCache]: Analyzing trace with hash -2018763882, now seen corresponding path program 2 times [2021-10-28 23:19:15,934 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:15,935 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [633467556] [2021-10-28 23:19:15,935 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:15,935 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:16,058 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:19:16,058 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [924145086] [2021-10-28 23:19:16,059 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:19:16,059 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:16,059 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:16,060 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:16,068 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 23:19:17,187 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:19:17,187 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:19:17,201 INFO L263 TraceCheckSpWp]: Trace formula consists of 2615 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:19:17,205 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:17,561 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 23:19:17,561 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:17,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [633467556] [2021-10-28 23:19:17,562 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:19:17,562 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [924145086] [2021-10-28 23:19:17,562 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [924145086] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:17,562 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:17,562 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:19:17,562 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1447098316] [2021-10-28 23:19:17,563 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:17,563 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:17,564 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:17,564 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:17,564 INFO L87 Difference]: Start difference. First operand 198 states and 258 transitions. Second operand has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:17,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:17,831 INFO L93 Difference]: Finished difference Result 556 states and 730 transitions. [2021-10-28 23:19:17,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:19:17,832 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 69 [2021-10-28 23:19:17,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:17,836 INFO L225 Difference]: With dead ends: 556 [2021-10-28 23:19:17,836 INFO L226 Difference]: Without dead ends: 380 [2021-10-28 23:19:17,838 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-28 23:19:17,839 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-10-28 23:19:17,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 204. [2021-10-28 23:19:17,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.3333333333333333) internal successors, (264), 203 states have internal predecessors, (264), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:17,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 264 transitions. [2021-10-28 23:19:17,862 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 264 transitions. Word has length 69 [2021-10-28 23:19:17,862 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:17,863 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 264 transitions. [2021-10-28 23:19:17,863 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 13.4) internal successors, (67), 5 states have internal predecessors, (67), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:17,863 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 264 transitions. [2021-10-28 23:19:17,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 23:19:17,865 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:17,865 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:17,900 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:18,077 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-10-28 23:19:18,078 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:18,079 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:18,079 INFO L85 PathProgramCache]: Analyzing trace with hash 1082326934, now seen corresponding path program 1 times [2021-10-28 23:19:18,079 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:18,079 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [519048357] [2021-10-28 23:19:18,080 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:18,080 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:18,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:18,740 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 23:19:18,740 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:18,740 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [519048357] [2021-10-28 23:19:18,741 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [519048357] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:18,741 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:18,741 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 23:19:18,741 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1426926415] [2021-10-28 23:19:18,742 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:19:18,742 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:18,742 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:19:18,742 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:19:18,743 INFO L87 Difference]: Start difference. First operand 204 states and 264 transitions. Second operand has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,256 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:24,256 INFO L93 Difference]: Finished difference Result 408 states and 531 transitions. [2021-10-28 23:19:24,256 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:19:24,257 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 23:19:24,257 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:24,259 INFO L225 Difference]: With dead ends: 408 [2021-10-28 23:19:24,259 INFO L226 Difference]: Without dead ends: 242 [2021-10-28 23:19:24,260 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:19:24,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-28 23:19:24,283 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 222. [2021-10-28 23:19:24,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 216 states have (on average 1.3240740740740742) internal successors, (286), 221 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 286 transitions. [2021-10-28 23:19:24,286 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 286 transitions. Word has length 73 [2021-10-28 23:19:24,286 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:24,286 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 286 transitions. [2021-10-28 23:19:24,287 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 8.875) internal successors, (71), 8 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,287 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 286 transitions. [2021-10-28 23:19:24,289 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 23:19:24,290 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:24,290 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:24,291 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:19:24,292 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:24,292 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:24,293 INFO L85 PathProgramCache]: Analyzing trace with hash -244659302, now seen corresponding path program 1 times [2021-10-28 23:19:24,293 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:24,293 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [417554756] [2021-10-28 23:19:24,293 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:24,294 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:24,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:24,734 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 23:19:24,734 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:24,735 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [417554756] [2021-10-28 23:19:24,735 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [417554756] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:24,735 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:24,735 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:19:24,735 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [841712727] [2021-10-28 23:19:24,736 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:19:24,736 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:24,736 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:19:24,736 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:24,737 INFO L87 Difference]: Start difference. First operand 222 states and 286 transitions. Second operand has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,928 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:24,929 INFO L93 Difference]: Finished difference Result 407 states and 529 transitions. [2021-10-28 23:19:24,929 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:19:24,930 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 73 [2021-10-28 23:19:24,930 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:24,932 INFO L225 Difference]: With dead ends: 407 [2021-10-28 23:19:24,932 INFO L226 Difference]: Without dead ends: 220 [2021-10-28 23:19:24,932 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:19:24,933 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-28 23:19:24,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-10-28 23:19:24,948 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 214 states have (on average 1.3037383177570094) internal successors, (279), 219 states have internal predecessors, (279), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,949 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 279 transitions. [2021-10-28 23:19:24,950 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 279 transitions. Word has length 73 [2021-10-28 23:19:24,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:24,951 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 279 transitions. [2021-10-28 23:19:24,952 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 17.75) internal successors, (71), 4 states have internal predecessors, (71), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:24,952 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 279 transitions. [2021-10-28 23:19:24,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 23:19:24,953 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:24,954 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:24,954 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:19:24,954 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:24,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:24,955 INFO L85 PathProgramCache]: Analyzing trace with hash -916560020, now seen corresponding path program 1 times [2021-10-28 23:19:24,955 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:24,955 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [88746173] [2021-10-28 23:19:24,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:24,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:25,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:25,398 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 23:19:25,398 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:25,399 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [88746173] [2021-10-28 23:19:25,399 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [88746173] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:25,399 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:19:25,399 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:19:25,399 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494129150] [2021-10-28 23:19:25,400 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:19:25,400 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:25,401 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:19:25,401 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:19:25,401 INFO L87 Difference]: Start difference. First operand 220 states and 279 transitions. Second operand has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:30,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:30,584 INFO L93 Difference]: Finished difference Result 409 states and 522 transitions. [2021-10-28 23:19:30,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:19:30,585 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 77 [2021-10-28 23:19:30,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:30,588 INFO L225 Difference]: With dead ends: 409 [2021-10-28 23:19:30,588 INFO L226 Difference]: Without dead ends: 226 [2021-10-28 23:19:30,588 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:19:30,589 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-28 23:19:30,606 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2021-10-28 23:19:30,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 220 states, 214 states have (on average 1.2710280373831775) internal successors, (272), 219 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:30,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 272 transitions. [2021-10-28 23:19:30,608 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 272 transitions. Word has length 77 [2021-10-28 23:19:30,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:30,609 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 272 transitions. [2021-10-28 23:19:30,609 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 15.0) internal successors, (75), 5 states have internal predecessors, (75), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:30,609 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 272 transitions. [2021-10-28 23:19:30,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 23:19:30,611 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:30,611 INFO L513 BasicCegarLoop]: trace histogram [3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:30,611 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:19:30,612 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:30,612 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:30,612 INFO L85 PathProgramCache]: Analyzing trace with hash -299985813, now seen corresponding path program 1 times [2021-10-28 23:19:30,612 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:30,613 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [775440941] [2021-10-28 23:19:30,613 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:30,613 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:31,560 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 23:19:31,560 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:31,560 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [775440941] [2021-10-28 23:19:31,561 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [775440941] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:31,561 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [402330351] [2021-10-28 23:19:31,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:31,561 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:31,561 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:31,563 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:31,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 23:19:32,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:32,645 INFO L263 TraceCheckSpWp]: Trace formula consists of 2719 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:19:32,648 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:33,195 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 23:19:33,196 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [402330351] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:33,196 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:19:33,196 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-28 23:19:33,196 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1465709594] [2021-10-28 23:19:33,197 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:19:33,197 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:33,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:19:33,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:19:33,198 INFO L87 Difference]: Start difference. First operand 220 states and 272 transitions. Second operand has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:33,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:33,252 INFO L93 Difference]: Finished difference Result 342 states and 433 transitions. [2021-10-28 23:19:33,253 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:19:33,253 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 79 [2021-10-28 23:19:33,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:33,255 INFO L225 Difference]: With dead ends: 342 [2021-10-28 23:19:33,255 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 23:19:33,256 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 84 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:19:33,257 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 23:19:33,273 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-28 23:19:33,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 221 states, 215 states have (on average 1.2697674418604652) internal successors, (273), 220 states have internal predecessors, (273), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:33,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 273 transitions. [2021-10-28 23:19:33,275 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 273 transitions. Word has length 79 [2021-10-28 23:19:33,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:33,276 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 273 transitions. [2021-10-28 23:19:33,276 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 8.4) internal successors, (84), 10 states have internal predecessors, (84), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:33,277 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 273 transitions. [2021-10-28 23:19:33,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:19:33,278 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:33,278 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:33,333 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:33,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-10-28 23:19:33,506 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:33,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:33,507 INFO L85 PathProgramCache]: Analyzing trace with hash -1708954468, now seen corresponding path program 2 times [2021-10-28 23:19:33,507 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:33,507 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1349075330] [2021-10-28 23:19:33,507 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:33,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:34,311 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 23:19:34,312 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:34,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1349075330] [2021-10-28 23:19:34,312 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1349075330] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:34,312 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1595102579] [2021-10-28 23:19:34,312 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:19:34,313 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:34,313 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:34,314 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:34,329 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 23:19:35,415 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:19:35,416 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:19:35,430 INFO L263 TraceCheckSpWp]: Trace formula consists of 2698 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 23:19:35,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:36,144 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2021-10-28 23:19:36,298 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:19:36,298 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 45 treesize of output 36 [2021-10-28 23:19:36,653 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 6 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 41 [2021-10-28 23:19:36,671 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:19:36,672 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 38 treesize of output 32 [2021-10-28 23:19:36,811 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:19:36,811 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 3 select indices, 3 select index equivalence classes, 3 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 3 case distinctions, treesize of input 30 treesize of output 14 [2021-10-28 23:19:36,882 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 23:19:36,883 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1595102579] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:36,883 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:19:36,883 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2021-10-28 23:19:36,883 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1262802792] [2021-10-28 23:19:36,884 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:19:36,884 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:36,885 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:19:36,885 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:19:36,886 INFO L87 Difference]: Start difference. First operand 221 states and 273 transitions. Second operand has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:47,706 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:47,706 INFO L93 Difference]: Finished difference Result 436 states and 557 transitions. [2021-10-28 23:19:47,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:19:47,764 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-28 23:19:47,764 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:47,767 INFO L225 Difference]: With dead ends: 436 [2021-10-28 23:19:47,767 INFO L226 Difference]: Without dead ends: 337 [2021-10-28 23:19:47,768 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2021-10-28 23:19:47,769 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-10-28 23:19:47,792 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 237. [2021-10-28 23:19:47,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 237 states, 231 states have (on average 1.2640692640692641) internal successors, (292), 236 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:47,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 292 transitions. [2021-10-28 23:19:47,795 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 292 transitions. Word has length 80 [2021-10-28 23:19:47,796 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:47,796 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 292 transitions. [2021-10-28 23:19:47,796 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 7.7) internal successors, (77), 10 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:47,797 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 292 transitions. [2021-10-28 23:19:47,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:19:47,798 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:47,798 INFO L513 BasicCegarLoop]: trace histogram [4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:47,852 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:48,025 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:48,026 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:48,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:48,027 INFO L85 PathProgramCache]: Analyzing trace with hash 1574895578, now seen corresponding path program 1 times [2021-10-28 23:19:48,027 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:48,027 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550457560] [2021-10-28 23:19:48,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:48,027 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:48,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:48,777 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 23:19:48,777 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:48,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550457560] [2021-10-28 23:19:48,777 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1550457560] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:48,777 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1693938362] [2021-10-28 23:19:48,777 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:48,778 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:48,778 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:48,779 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:48,805 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 23:19:49,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:49,807 INFO L263 TraceCheckSpWp]: Trace formula consists of 2721 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:19:49,810 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:50,313 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 23:19:50,314 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1693938362] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:50,314 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:19:50,314 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-10-28 23:19:50,314 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1596189625] [2021-10-28 23:19:50,315 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 23:19:50,315 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:50,316 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 23:19:50,316 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:19:50,316 INFO L87 Difference]: Start difference. First operand 237 states and 292 transitions. Second operand has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:50,391 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:50,391 INFO L93 Difference]: Finished difference Result 375 states and 472 transitions. [2021-10-28 23:19:50,392 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:19:50,392 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 80 [2021-10-28 23:19:50,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:50,394 INFO L225 Difference]: With dead ends: 375 [2021-10-28 23:19:50,395 INFO L226 Difference]: Without dead ends: 238 [2021-10-28 23:19:50,395 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 86 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:19:50,396 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-28 23:19:50,412 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2021-10-28 23:19:50,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 238 states, 232 states have (on average 1.2629310344827587) internal successors, (293), 237 states have internal predecessors, (293), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:50,415 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 293 transitions. [2021-10-28 23:19:50,415 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 293 transitions. Word has length 80 [2021-10-28 23:19:50,415 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:50,415 INFO L470 AbstractCegarLoop]: Abstraction has 238 states and 293 transitions. [2021-10-28 23:19:50,416 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 7.166666666666667) internal successors, (86), 12 states have internal predecessors, (86), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:50,416 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 293 transitions. [2021-10-28 23:19:50,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-28 23:19:50,417 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:50,417 INFO L513 BasicCegarLoop]: trace histogram [5, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:50,460 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:50,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:50,634 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:50,634 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:50,634 INFO L85 PathProgramCache]: Analyzing trace with hash 846540233, now seen corresponding path program 2 times [2021-10-28 23:19:50,634 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:50,634 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1836751966] [2021-10-28 23:19:50,635 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:50,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:50,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:51,294 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:51,294 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:51,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1836751966] [2021-10-28 23:19:51,295 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1836751966] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:51,295 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1062490648] [2021-10-28 23:19:51,295 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:19:51,295 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:51,295 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:51,296 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:51,298 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 23:19:52,528 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:19:52,528 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:19:52,545 INFO L263 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 23:19:52,550 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:53,340 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 11 [2021-10-28 23:19:53,481 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 36 treesize of output 28 [2021-10-28 23:19:53,626 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 23:19:53,627 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1062490648] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:19:53,627 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:19:53,627 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2021-10-28 23:19:53,627 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2054872172] [2021-10-28 23:19:53,628 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:19:53,628 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:53,628 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:19:53,629 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:19:53,629 INFO L87 Difference]: Start difference. First operand 238 states and 293 transitions. Second operand has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:56,991 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:56,991 INFO L93 Difference]: Finished difference Result 337 states and 424 transitions. [2021-10-28 23:19:56,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:19:56,992 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 81 [2021-10-28 23:19:56,992 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:56,994 INFO L225 Difference]: With dead ends: 337 [2021-10-28 23:19:56,994 INFO L226 Difference]: Without dead ends: 222 [2021-10-28 23:19:56,995 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2021-10-28 23:19:56,995 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2021-10-28 23:19:57,011 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2021-10-28 23:19:57,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 222 states, 216 states have (on average 1.2546296296296295) internal successors, (271), 221 states have internal predecessors, (271), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:57,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 271 transitions. [2021-10-28 23:19:57,013 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 271 transitions. Word has length 81 [2021-10-28 23:19:57,013 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:57,013 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 271 transitions. [2021-10-28 23:19:57,014 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 9.625) internal successors, (77), 7 states have internal predecessors, (77), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:57,014 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 271 transitions. [2021-10-28 23:19:57,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-28 23:19:57,015 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:57,015 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 23:19:57,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:19:57,233 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:57,234 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:19:57,234 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:19:57,234 INFO L85 PathProgramCache]: Analyzing trace with hash 1401751239, now seen corresponding path program 1 times [2021-10-28 23:19:57,234 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:19:57,234 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [94252046] [2021-10-28 23:19:57,235 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:57,235 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:19:57,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:57,959 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:57,960 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:19:57,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [94252046] [2021-10-28 23:19:57,960 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [94252046] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:57,960 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1892195099] [2021-10-28 23:19:57,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:19:57,960 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:19:57,961 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:19:57,962 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:19:57,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 23:19:59,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:19:59,205 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:19:59,209 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:19:59,760 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:19:59,761 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1892195099] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:19:59,761 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:19:59,761 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-10-28 23:19:59,762 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133390003] [2021-10-28 23:19:59,762 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:19:59,762 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:19:59,763 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:19:59,763 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:19:59,764 INFO L87 Difference]: Start difference. First operand 222 states and 271 transitions. Second operand has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:59,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:19:59,827 INFO L93 Difference]: Finished difference Result 344 states and 429 transitions. [2021-10-28 23:19:59,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:19:59,828 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 84 [2021-10-28 23:19:59,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:19:59,830 INFO L225 Difference]: With dead ends: 344 [2021-10-28 23:19:59,830 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 23:19:59,831 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 91 GetRequests, 79 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:19:59,831 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 23:19:59,849 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-28 23:19:59,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 223 states, 217 states have (on average 1.2534562211981566) internal successors, (272), 222 states have internal predecessors, (272), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:59,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 272 transitions. [2021-10-28 23:19:59,852 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 272 transitions. Word has length 84 [2021-10-28 23:19:59,852 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:19:59,852 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 272 transitions. [2021-10-28 23:19:59,852 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.5) internal successors, (91), 14 states have internal predecessors, (91), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:19:59,853 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 272 transitions. [2021-10-28 23:19:59,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 23:19:59,854 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:19:59,854 INFO L513 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:19:59,901 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:00,069 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:00,070 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:00,070 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:00,070 INFO L85 PathProgramCache]: Analyzing trace with hash 1953277238, now seen corresponding path program 2 times [2021-10-28 23:20:00,070 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:00,070 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1592791971] [2021-10-28 23:20:00,070 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:00,071 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:00,759 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:00,759 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:00,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1592791971] [2021-10-28 23:20:00,759 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1592791971] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:00,759 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1015727773] [2021-10-28 23:20:00,759 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:20:00,760 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:00,760 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:00,763 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:00,789 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 23:20:01,910 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:20:01,910 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:20:01,923 INFO L263 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-28 23:20:01,926 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:02,281 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2021-10-28 23:20:02,281 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1015727773] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:20:02,281 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:20:02,282 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-10-28 23:20:02,282 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1208826084] [2021-10-28 23:20:02,282 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:20:02,282 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:02,283 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:20:02,283 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:20:02,283 INFO L87 Difference]: Start difference. First operand 223 states and 272 transitions. Second operand has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:02,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:02,715 INFO L93 Difference]: Finished difference Result 435 states and 546 transitions. [2021-10-28 23:20:02,716 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:20:02,716 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 85 [2021-10-28 23:20:02,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:02,718 INFO L225 Difference]: With dead ends: 435 [2021-10-28 23:20:02,718 INFO L226 Difference]: Without dead ends: 299 [2021-10-28 23:20:02,719 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=46, Invalid=110, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:20:02,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-28 23:20:02,735 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 207. [2021-10-28 23:20:02,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 207 states, 201 states have (on average 1.2487562189054726) internal successors, (251), 206 states have internal predecessors, (251), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:02,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2021-10-28 23:20:02,737 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 85 [2021-10-28 23:20:02,737 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:02,737 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2021-10-28 23:20:02,738 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 16.0) internal successors, (80), 5 states have internal predecessors, (80), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:02,738 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2021-10-28 23:20:02,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-28 23:20:02,739 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:02,739 INFO L513 BasicCegarLoop]: trace histogram [6, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:02,782 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:02,965 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 23:20:02,966 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:02,966 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:02,966 INFO L85 PathProgramCache]: Analyzing trace with hash -14478783, now seen corresponding path program 1 times [2021-10-28 23:20:02,966 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:02,966 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1865347502] [2021-10-28 23:20:02,967 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:02,967 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:03,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:03,638 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:03,638 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:03,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1865347502] [2021-10-28 23:20:03,639 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1865347502] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:03,639 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [458725057] [2021-10-28 23:20:03,639 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:03,640 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:03,640 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:03,646 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:03,662 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 23:20:04,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:04,698 INFO L263 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 23:20:04,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:05,362 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:05,363 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [458725057] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:05,363 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:20:05,363 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-10-28 23:20:05,363 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1616737450] [2021-10-28 23:20:05,364 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 23:20:05,364 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:05,365 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 23:20:05,365 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:20:05,365 INFO L87 Difference]: Start difference. First operand 207 states and 251 transitions. Second operand has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:05,428 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:05,428 INFO L93 Difference]: Finished difference Result 329 states and 408 transitions. [2021-10-28 23:20:05,429 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:20:05,429 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 88 [2021-10-28 23:20:05,429 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:05,431 INFO L225 Difference]: With dead ends: 329 [2021-10-28 23:20:05,431 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 23:20:05,432 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 82 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:20:05,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 23:20:05,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2021-10-28 23:20:05,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 208 states, 202 states have (on average 1.2475247524752475) internal successors, (252), 207 states have internal predecessors, (252), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:05,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 252 transitions. [2021-10-28 23:20:05,450 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 252 transitions. Word has length 88 [2021-10-28 23:20:05,451 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:05,451 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 252 transitions. [2021-10-28 23:20:05,451 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 6.0) internal successors, (96), 16 states have internal predecessors, (96), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:05,451 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 252 transitions. [2021-10-28 23:20:05,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-28 23:20:05,453 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:05,453 INFO L513 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:05,498 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:05,677 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 23:20:05,678 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:05,678 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:05,678 INFO L85 PathProgramCache]: Analyzing trace with hash 426570604, now seen corresponding path program 2 times [2021-10-28 23:20:05,678 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:05,678 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [308846526] [2021-10-28 23:20:05,678 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:05,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:05,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:06,400 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:06,400 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:06,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [308846526] [2021-10-28 23:20:06,400 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [308846526] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:06,400 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1958083351] [2021-10-28 23:20:06,401 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:20:06,401 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:06,401 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:06,406 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:06,428 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-28 23:20:07,636 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:20:07,637 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:20:07,647 INFO L263 TraceCheckSpWp]: Trace formula consists of 2780 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:20:07,663 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:08,105 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-10-28 23:20:08,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1958083351] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:20:08,106 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:20:08,106 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2021-10-28 23:20:08,106 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [259548503] [2021-10-28 23:20:08,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:20:08,107 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:08,107 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:20:08,107 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:20:08,107 INFO L87 Difference]: Start difference. First operand 208 states and 252 transitions. Second operand has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:08,274 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:08,274 INFO L93 Difference]: Finished difference Result 393 states and 477 transitions. [2021-10-28 23:20:08,275 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:20:08,275 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 89 [2021-10-28 23:20:08,275 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:08,276 INFO L225 Difference]: With dead ends: 393 [2021-10-28 23:20:08,277 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 23:20:08,278 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 88 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=53, Invalid=103, Unknown=0, NotChecked=0, Total=156 [2021-10-28 23:20:08,278 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 23:20:08,291 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 202. [2021-10-28 23:20:08,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 202 states, 196 states have (on average 1.2346938775510203) internal successors, (242), 201 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:08,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 242 transitions. [2021-10-28 23:20:08,292 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 242 transitions. Word has length 89 [2021-10-28 23:20:08,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:08,293 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 242 transitions. [2021-10-28 23:20:08,293 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 20.75) internal successors, (83), 4 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:08,293 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 242 transitions. [2021-10-28 23:20:08,294 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-28 23:20:08,294 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:08,294 INFO L513 BasicCegarLoop]: trace histogram [7, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:08,330 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:08,517 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-10-28 23:20:08,518 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:08,518 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:08,518 INFO L85 PathProgramCache]: Analyzing trace with hash 502500184, now seen corresponding path program 1 times [2021-10-28 23:20:08,518 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:08,518 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81291141] [2021-10-28 23:20:08,518 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:08,519 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:08,593 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:08,593 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [929845943] [2021-10-28 23:20:08,594 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:08,594 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:08,594 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:08,595 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:08,624 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-28 23:20:09,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:09,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 2957 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:20:09,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:10,373 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:10,373 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:10,373 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [81291141] [2021-10-28 23:20:10,373 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:20:10,373 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [929845943] [2021-10-28 23:20:10,374 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [929845943] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:10,374 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:20:10,374 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2021-10-28 23:20:10,374 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [691887948] [2021-10-28 23:20:10,374 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:20:10,375 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:10,375 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:20:10,375 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:20:10,376 INFO L87 Difference]: Start difference. First operand 202 states and 242 transitions. Second operand has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:10,433 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:10,433 INFO L93 Difference]: Finished difference Result 324 states and 399 transitions. [2021-10-28 23:20:10,433 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:20:10,434 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 95 [2021-10-28 23:20:10,434 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:10,435 INFO L225 Difference]: With dead ends: 324 [2021-10-28 23:20:10,435 INFO L226 Difference]: Without dead ends: 203 [2021-10-28 23:20:10,436 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 94 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:20:10,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-10-28 23:20:10,447 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-10-28 23:20:10,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.233502538071066) internal successors, (243), 202 states have internal predecessors, (243), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:10,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 243 transitions. [2021-10-28 23:20:10,449 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 243 transitions. Word has length 95 [2021-10-28 23:20:10,449 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:10,450 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 243 transitions. [2021-10-28 23:20:10,450 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.5) internal successors, (95), 10 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:10,450 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 243 transitions. [2021-10-28 23:20:10,451 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-28 23:20:10,451 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:10,451 INFO L513 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:10,497 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:10,665 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-28 23:20:10,666 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:10,666 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:10,666 INFO L85 PathProgramCache]: Analyzing trace with hash -726950603, now seen corresponding path program 2 times [2021-10-28 23:20:10,666 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:10,666 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1550425532] [2021-10-28 23:20:10,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:10,667 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:10,766 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:10,767 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [903123392] [2021-10-28 23:20:10,767 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:20:10,767 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:10,767 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:10,768 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:10,793 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-28 23:20:11,874 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:20:11,874 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:20:11,887 INFO L263 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 23:20:11,891 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:12,518 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:12,519 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2021-10-28 23:20:12,646 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 33 [2021-10-28 23:20:13,117 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,120 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,123 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,127 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,130 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,133 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,375 INFO L354 Elim1Store]: treesize reduction 254, result has 17.3 percent of original size [2021-10-28 23:20:13,375 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 3 select indices, 3 select index equivalence classes, 6 disjoint index pairs (out of 3 index pairs), introduced 3 new quantified variables, introduced 5 case distinctions, treesize of input 67 treesize of output 101 [2021-10-28 23:20:13,391 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,394 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,397 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,400 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,403 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,407 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:20:13,523 INFO L354 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2021-10-28 23:20:13,524 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 12 case distinctions, treesize of input 92 treesize of output 108 [2021-10-28 23:20:13,842 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 16 treesize of output 8 [2021-10-28 23:20:13,909 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2021-10-28 23:20:13,909 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:13,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1550425532] [2021-10-28 23:20:13,909 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:20:13,909 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [903123392] [2021-10-28 23:20:13,909 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [903123392] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:20:13,910 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:20:13,910 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-28 23:20:13,910 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1076020703] [2021-10-28 23:20:13,910 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:20:13,910 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:13,911 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:20:13,911 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:20:13,911 INFO L87 Difference]: Start difference. First operand 203 states and 243 transitions. Second operand has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:23,949 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:23,949 INFO L93 Difference]: Finished difference Result 277 states and 339 transitions. [2021-10-28 23:20:23,950 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:20:23,950 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 96 [2021-10-28 23:20:23,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:23,952 INFO L225 Difference]: With dead ends: 277 [2021-10-28 23:20:23,952 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 23:20:23,953 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2021-10-28 23:20:23,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 23:20:23,967 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 203. [2021-10-28 23:20:23,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 203 states, 197 states have (on average 1.2233502538071066) internal successors, (241), 202 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:23,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 241 transitions. [2021-10-28 23:20:23,969 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 241 transitions. Word has length 96 [2021-10-28 23:20:23,969 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:23,970 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 241 transitions. [2021-10-28 23:20:23,970 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 8.090909090909092) internal successors, (89), 11 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:23,970 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 241 transitions. [2021-10-28 23:20:23,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-28 23:20:23,971 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:23,971 INFO L513 BasicCegarLoop]: trace histogram [8, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:23,998 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:24,173 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:24,174 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:24,174 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:24,174 INFO L85 PathProgramCache]: Analyzing trace with hash -1176931502, now seen corresponding path program 1 times [2021-10-28 23:20:24,174 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:24,174 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [287303091] [2021-10-28 23:20:24,174 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:24,174 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:24,254 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:24,254 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [853291257] [2021-10-28 23:20:24,254 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:24,254 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:24,254 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:24,255 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:24,284 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-28 23:20:25,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:25,564 INFO L263 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:20:25,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:26,220 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:26,220 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:26,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [287303091] [2021-10-28 23:20:26,221 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:20:26,221 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [853291257] [2021-10-28 23:20:26,221 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [853291257] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:26,221 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:20:26,221 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-10-28 23:20:26,222 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [643667217] [2021-10-28 23:20:26,222 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:20:26,222 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:26,223 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:20:26,223 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:20:26,223 INFO L87 Difference]: Start difference. First operand 203 states and 241 transitions. Second operand has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:26,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:26,270 INFO L93 Difference]: Finished difference Result 325 states and 396 transitions. [2021-10-28 23:20:26,270 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:20:26,270 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 99 [2021-10-28 23:20:26,271 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:26,272 INFO L225 Difference]: With dead ends: 325 [2021-10-28 23:20:26,272 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 23:20:26,273 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:20:26,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 23:20:26,287 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-10-28 23:20:26,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.2222222222222223) internal successors, (242), 203 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:26,289 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 242 transitions. [2021-10-28 23:20:26,289 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 242 transitions. Word has length 99 [2021-10-28 23:20:26,290 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:26,290 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 242 transitions. [2021-10-28 23:20:26,290 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 9.0) internal successors, (99), 11 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:26,290 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 242 transitions. [2021-10-28 23:20:26,291 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-28 23:20:26,291 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:26,291 INFO L513 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:26,337 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:26,505 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:26,506 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:26,506 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:26,506 INFO L85 PathProgramCache]: Analyzing trace with hash 1347112623, now seen corresponding path program 2 times [2021-10-28 23:20:26,506 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:26,506 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559031300] [2021-10-28 23:20:26,506 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:26,507 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:26,584 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:26,584 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1060315920] [2021-10-28 23:20:26,584 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:20:26,585 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:26,585 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:26,586 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:26,596 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-28 23:20:27,968 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:20:27,969 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:20:27,984 INFO L263 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 81 conjunts are in the unsatisfiable core [2021-10-28 23:20:27,992 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:28,712 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 18 treesize of output 7 [2021-10-28 23:20:29,707 INFO L354 Elim1Store]: treesize reduction 228, result has 4.6 percent of original size [2021-10-28 23:20:29,707 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 10 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 109 treesize of output 107 [2021-10-28 23:20:29,769 INFO L354 Elim1Store]: treesize reduction 160, result has 6.4 percent of original size [2021-10-28 23:20:29,770 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 2 select indices, 2 select index equivalence classes, 6 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 2 case distinctions, treesize of input 99 treesize of output 93 [2021-10-28 23:20:29,781 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:20:29,781 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 6 case distinctions, treesize of input 84 treesize of output 81 [2021-10-28 23:20:30,457 INFO L354 Elim1Store]: treesize reduction 57, result has 17.4 percent of original size [2021-10-28 23:20:30,458 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 138 treesize of output 96 [2021-10-28 23:20:30,544 INFO L354 Elim1Store]: treesize reduction 41, result has 22.6 percent of original size [2021-10-28 23:20:30,545 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 5 select indices, 5 select index equivalence classes, 3 disjoint index pairs (out of 10 index pairs), introduced 6 new quantified variables, introduced 10 case distinctions, treesize of input 84 treesize of output 66 [2021-10-28 23:20:30,794 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2021-10-28 23:20:30,795 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:30,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559031300] [2021-10-28 23:20:30,795 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:20:30,795 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1060315920] [2021-10-28 23:20:30,795 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1060315920] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:20:30,795 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:20:30,795 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-10-28 23:20:30,796 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [448749650] [2021-10-28 23:20:30,796 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:20:30,796 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:30,797 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:20:30,797 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:20:30,797 INFO L87 Difference]: Start difference. First operand 204 states and 242 transitions. Second operand has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:41,776 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:41,776 INFO L93 Difference]: Finished difference Result 366 states and 455 transitions. [2021-10-28 23:20:41,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-28 23:20:41,777 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 100 [2021-10-28 23:20:41,778 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:41,779 INFO L225 Difference]: With dead ends: 366 [2021-10-28 23:20:41,779 INFO L226 Difference]: Without dead ends: 272 [2021-10-28 23:20:41,780 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 3.2s TimeCoverageRelationStatistics Valid=342, Invalid=990, Unknown=0, NotChecked=0, Total=1332 [2021-10-28 23:20:41,781 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-28 23:20:41,799 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 204. [2021-10-28 23:20:41,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 204 states, 198 states have (on average 1.2171717171717171) internal successors, (241), 203 states have internal predecessors, (241), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:41,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 241 transitions. [2021-10-28 23:20:41,801 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 241 transitions. Word has length 100 [2021-10-28 23:20:41,802 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:41,802 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 241 transitions. [2021-10-28 23:20:41,802 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 14 states have (on average 6.571428571428571) internal successors, (92), 14 states have internal predecessors, (92), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:41,802 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2021-10-28 23:20:41,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-28 23:20:41,803 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:41,803 INFO L513 BasicCegarLoop]: trace histogram [9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:41,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:42,017 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-10-28 23:20:42,018 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:42,018 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:42,018 INFO L85 PathProgramCache]: Analyzing trace with hash 1607201967, now seen corresponding path program 1 times [2021-10-28 23:20:42,018 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:42,019 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [58208977] [2021-10-28 23:20:42,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:42,019 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:42,109 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:42,110 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [806526067] [2021-10-28 23:20:42,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:42,110 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:42,110 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:42,114 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:42,140 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-28 23:20:43,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:20:43,458 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 23:20:43,462 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:20:44,380 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-28 23:20:44,381 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:20:44,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [58208977] [2021-10-28 23:20:44,381 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:20:44,381 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [806526067] [2021-10-28 23:20:44,381 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [806526067] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:20:44,381 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:20:44,382 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-10-28 23:20:44,382 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [32429740] [2021-10-28 23:20:44,382 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 23:20:44,382 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:20:44,383 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 23:20:44,383 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:20:44,383 INFO L87 Difference]: Start difference. First operand 204 states and 241 transitions. Second operand has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:44,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:20:44,465 INFO L93 Difference]: Finished difference Result 326 states and 395 transitions. [2021-10-28 23:20:44,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:20:44,466 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-10-28 23:20:44,467 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:20:44,468 INFO L225 Difference]: With dead ends: 326 [2021-10-28 23:20:44,468 INFO L226 Difference]: Without dead ends: 205 [2021-10-28 23:20:44,469 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:20:44,470 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-28 23:20:44,486 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2021-10-28 23:20:44,487 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 205 states, 199 states have (on average 1.2160804020100502) internal successors, (242), 204 states have internal predecessors, (242), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:44,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 242 transitions. [2021-10-28 23:20:44,488 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 242 transitions. Word has length 103 [2021-10-28 23:20:44,488 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:20:44,488 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 242 transitions. [2021-10-28 23:20:44,489 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 8.583333333333334) internal successors, (103), 12 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:20:44,489 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2021-10-28 23:20:44,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-28 23:20:44,490 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:20:44,490 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:20:44,540 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:20:44,713 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-10-28 23:20:44,714 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:20:44,714 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:20:44,714 INFO L85 PathProgramCache]: Analyzing trace with hash 1761008012, now seen corresponding path program 2 times [2021-10-28 23:20:44,714 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:20:44,714 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572878304] [2021-10-28 23:20:44,714 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:20:44,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:20:44,802 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:20:44,802 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [73446642] [2021-10-28 23:20:44,803 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:20:44,803 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:20:44,803 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:20:44,804 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:20:44,810 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-28 23:26:57,746 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:26:57,746 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:26:57,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 2969 conjuncts, 182 conjunts are in the unsatisfiable core [2021-10-28 23:26:57,999 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:26:58,943 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 13 treesize of output 9 [2021-10-28 23:26:59,745 INFO L354 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2021-10-28 23:26:59,745 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 1 case distinctions, treesize of input 27 treesize of output 26 [2021-10-28 23:27:01,704 INFO L354 Elim1Store]: treesize reduction 71, result has 29.7 percent of original size [2021-10-28 23:27:01,705 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 72 [2021-10-28 23:27:01,714 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 82 treesize of output 78 [2021-10-28 23:27:01,726 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 91 treesize of output 87 [2021-10-28 23:27:02,426 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 84 treesize of output 28 [2021-10-28 23:27:03,585 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 23:27:03,586 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:27:03,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572878304] [2021-10-28 23:27:03,586 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:27:03,586 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [73446642] [2021-10-28 23:27:03,586 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [73446642] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:27:03,586 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:27:03,586 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-10-28 23:27:03,587 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [381693133] [2021-10-28 23:27:03,587 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-10-28 23:27:03,587 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:27:03,588 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-10-28 23:27:03,588 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-10-28 23:27:03,588 INFO L87 Difference]: Start difference. First operand 205 states and 242 transitions. Second operand has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:39,255 WARN L207 SmtUtils]: Spent 7.50 s on a formula simplification. DAG size of input: 51 DAG size of output: 51 [2021-10-28 23:27:46,112 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:27:46,112 INFO L93 Difference]: Finished difference Result 407 states and 480 transitions. [2021-10-28 23:27:46,114 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 23:27:46,114 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-10-28 23:27:46,114 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:27:46,115 INFO L225 Difference]: With dead ends: 407 [2021-10-28 23:27:46,116 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 23:27:46,117 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 16.1s TimeCoverageRelationStatistics Valid=308, Invalid=1584, Unknown=0, NotChecked=0, Total=1892 [2021-10-28 23:27:46,118 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 23:27:46,142 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 210. [2021-10-28 23:27:46,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 210 states, 204 states have (on average 1.2107843137254901) internal successors, (247), 209 states have internal predecessors, (247), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:46,144 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 247 transitions. [2021-10-28 23:27:46,145 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 247 transitions. Word has length 104 [2021-10-28 23:27:46,145 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:27:46,145 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 247 transitions. [2021-10-28 23:27:46,145 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 22 states have (on average 4.318181818181818) internal successors, (95), 22 states have internal predecessors, (95), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:46,146 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 247 transitions. [2021-10-28 23:27:46,146 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 23:27:46,147 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:27:46,147 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:27:46,374 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forcibly destroying the process [2021-10-28 23:27:46,450 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 137 [2021-10-28 23:27:46,450 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:27:46,451 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:27:46,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:27:46,451 INFO L85 PathProgramCache]: Analyzing trace with hash 152233000, now seen corresponding path program 1 times [2021-10-28 23:27:46,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:27:46,451 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1386745771] [2021-10-28 23:27:46,451 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:27:46,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:27:46,588 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:27:46,588 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [580566622] [2021-10-28 23:27:46,589 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:27:46,589 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:27:46,589 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:27:46,590 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:27:46,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-28 23:27:48,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:27:48,623 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:27:48,628 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:27:49,182 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 23:27:49,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:27:49,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1386745771] [2021-10-28 23:27:49,183 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:27:49,183 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [580566622] [2021-10-28 23:27:49,183 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [580566622] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:27:49,183 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:27:49,183 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:27:49,184 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1588162372] [2021-10-28 23:27:49,184 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:27:49,184 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:27:49,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:27:49,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:27:49,185 INFO L87 Difference]: Start difference. First operand 210 states and 247 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:49,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:27:49,432 INFO L93 Difference]: Finished difference Result 401 states and 473 transitions. [2021-10-28 23:27:49,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:27:49,433 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-10-28 23:27:49,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:27:49,435 INFO L225 Difference]: With dead ends: 401 [2021-10-28 23:27:49,435 INFO L226 Difference]: Without dead ends: 201 [2021-10-28 23:27:49,436 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:27:49,437 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-10-28 23:27:49,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-10-28 23:27:49,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 201 states, 195 states have (on average 1.205128205128205) internal successors, (235), 200 states have internal predecessors, (235), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:49,463 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-10-28 23:27:49,463 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 106 [2021-10-28 23:27:49,464 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:27:49,464 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-10-28 23:27:49,464 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:49,464 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-10-28 23:27:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 23:27:49,466 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:27:49,466 INFO L513 BasicCegarLoop]: trace histogram [10, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:27:49,521 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:27:49,693 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-28 23:27:49,694 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION (and 3 more)] === [2021-10-28 23:27:49,694 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:27:49,694 INFO L85 PathProgramCache]: Analyzing trace with hash -1129119696, now seen corresponding path program 1 times [2021-10-28 23:27:49,694 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:27:49,695 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [958255216] [2021-10-28 23:27:49,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:27:49,695 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:27:49,799 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:27:49,799 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2065710200] [2021-10-28 23:27:49,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:27:49,800 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:27:49,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:27:49,801 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:27:49,821 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-28 23:27:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:27:51,567 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:27:51,571 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:27:52,272 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 55 trivial. 0 not checked. [2021-10-28 23:27:52,272 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:27:52,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [958255216] [2021-10-28 23:27:52,273 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:27:52,273 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2065710200] [2021-10-28 23:27:52,273 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2065710200] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:27:52,273 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:27:52,273 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:27:52,274 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [782476613] [2021-10-28 23:27:52,274 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:27:52,274 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:27:52,275 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:27:52,275 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:27:52,275 INFO L87 Difference]: Start difference. First operand 201 states and 235 transitions. Second operand has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:52,426 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:27:52,426 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-10-28 23:27:52,426 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:27:52,426 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 106 [2021-10-28 23:27:52,427 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:27:52,427 INFO L225 Difference]: With dead ends: 201 [2021-10-28 23:27:52,427 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:27:52,427 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-28 23:27:52,427 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:27:52,427 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:27:52,428 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 23:27:52,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:27:52,428 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-10-28 23:27:52,428 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:27:52,428 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:27:52,428 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 16.166666666666668) internal successors, (97), 6 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-10-28 23:27:52,428 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:27:52,428 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:27:52,431 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,432 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:27:52,495 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:27:52,633 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-28 23:27:52,635 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:27:52,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,691 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,712 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,713 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,714 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,717 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,719 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,727 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,731 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,741 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,744 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,754 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,755 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,760 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,761 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,763 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,764 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,765 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,771 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,776 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,777 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,778 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,779 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,786 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,787 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,791 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,792 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,793 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,802 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,806 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,807 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,808 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,809 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,815 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,816 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,820 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,821 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,822 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,827 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,828 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,829 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,841 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:27:52,842 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:28:12,994 WARN L207 SmtUtils]: Spent 15.03 s on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2021-10-28 23:28:14,377 INFO L853 garLoopResultBuilder]: At program point L10044(lines 9999 10046) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 23:28:14,377 INFO L853 garLoopResultBuilder]: At program point L10044-1(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,378 INFO L853 garLoopResultBuilder]: At program point L10044-2(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,378 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,378 INFO L853 garLoopResultBuilder]: At program point L10044-3(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,378 INFO L853 garLoopResultBuilder]: At program point L10044-4(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,379 INFO L853 garLoopResultBuilder]: At program point L10044-5(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,379 INFO L853 garLoopResultBuilder]: At program point L10044-6(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:28:14,379 INFO L857 garLoopResultBuilder]: For program point L10079-2(line 10079) no Hoare annotation was computed. [2021-10-28 23:28:14,379 INFO L853 garLoopResultBuilder]: At program point L10112(lines 10101 10113) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse2 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse3 (< 0 |#StackHeapBarrier|))) (or (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) .cse0 .cse1 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) .cse2 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse3 (= |ULTIMATE.start_hash_table_state_required_bytes_#res| 0)) (and .cse0 .cse1 (<= (+ |ULTIMATE.start_hash_table_state_required_bytes_#res| 1) 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) .cse2 .cse3))) [2021-10-28 23:28:14,380 INFO L853 garLoopResultBuilder]: At program point L10112-1(lines 10101 10113) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_hash_table_state_required_bytes_#res| 1) 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,380 INFO L857 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2021-10-28 23:28:14,380 INFO L857 garLoopResultBuilder]: For program point L10079-1(line 10079) no Hoare annotation was computed. [2021-10-28 23:28:14,380 INFO L857 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10114(lines 10114 10129) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L853 garLoopResultBuilder]: At program point L9817(lines 9817 9830) the Hoare annotation is: false [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L7274(lines 7274 7278) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10082-6(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10082-8(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,381 INFO L857 garLoopResultBuilder]: For program point L10082-4(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,382 INFO L853 garLoopResultBuilder]: At program point L2617-1(lines 2613 2621) the Hoare annotation is: false [2021-10-28 23:28:14,382 INFO L853 garLoopResultBuilder]: At program point L2617(lines 2613 2621) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (<= (+ |ULTIMATE.start_aws_add_u64_checked_#res| 1) 0) .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_add_size_checked_#res| 1) 0) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 23:28:14,382 INFO L857 garLoopResultBuilder]: For program point L10082-10(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:28:14,382 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,382 INFO L857 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2021-10-28 23:28:14,383 INFO L857 garLoopResultBuilder]: For program point L10085-1(line 10085) no Hoare annotation was computed. [2021-10-28 23:28:14,383 INFO L857 garLoopResultBuilder]: For program point L10085-2(line 10085) no Hoare annotation was computed. [2021-10-28 23:28:14,383 INFO L853 garLoopResultBuilder]: At program point L6947(lines 6943 6948) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< (+ |ULTIMATE.start_bounded_malloc_#res.base| 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (exists ((|ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| Int)) (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) 0))) (and (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (+ 29629528 .cse0)) (<= (mod .cse0 18446744073709551616) 36028797018963967)))) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (exists ((|ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| Int)) (let ((.cse1 (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) 0))) (and (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (+ 29629528 .cse1)) (let ((.cse2 (mod .cse1 18446744073709551616))) (or (and (= ULTIMATE.start_assume_abort_if_not_~cond 1) (<= .cse2 36028797018963967)) (and (= ULTIMATE.start_assume_abort_if_not_~cond 0) (< 36028797018963967 .cse2))))))) (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) (< 0 |#StackHeapBarrier|) (= |ULTIMATE.start_hash_table_state_required_bytes_#res| 0)) [2021-10-28 23:28:14,383 INFO L857 garLoopResultBuilder]: For program point L9821-1(line 9821) no Hoare annotation was computed. [2021-10-28 23:28:14,383 INFO L853 garLoopResultBuilder]: At program point L9821-2(line 9821) the Hoare annotation is: false [2021-10-28 23:28:14,383 INFO L857 garLoopResultBuilder]: For program point L9821-3(line 9821) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,384 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10054-1(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10054-2(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10087-4(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,385 INFO L857 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point L10087-10(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point L10087-6(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point L10087-8(line 10087) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,386 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,387 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,387 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,387 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,387 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,387 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,388 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,388 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,388 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 23:28:14,388 INFO L853 garLoopResultBuilder]: At program point L2590(lines 2586 2594) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 (<= (+ |ULTIMATE.start_aws_mul_size_checked_#res| 1) 0) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 23:28:14,389 INFO L853 garLoopResultBuilder]: At program point L2590-1(lines 2586 2594) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= (+ |ULTIMATE.start_aws_mul_size_checked_#res| 1) 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,389 INFO L857 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,389 INFO L857 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,389 INFO L857 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,389 INFO L857 garLoopResultBuilder]: For program point L9990-9(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,390 INFO L857 garLoopResultBuilder]: For program point L9990-10(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,390 INFO L857 garLoopResultBuilder]: For program point L9825-5(line 9825) no Hoare annotation was computed. [2021-10-28 23:28:14,390 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,390 INFO L857 garLoopResultBuilder]: For program point L9990-12(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,390 INFO L853 garLoopResultBuilder]: At program point L9825-7(lines 9788 9829) the Hoare annotation is: false [2021-10-28 23:28:14,391 INFO L857 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,391 INFO L857 garLoopResultBuilder]: For program point L9825(line 9825) no Hoare annotation was computed. [2021-10-28 23:28:14,391 INFO L853 garLoopResultBuilder]: At program point L9990-6(lines 9988 9991) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= |ULTIMATE.start_hash_table_state_is_valid_#res| 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 23:28:14,391 INFO L857 garLoopResultBuilder]: For program point L9825-1(line 9825) no Hoare annotation was computed. [2021-10-28 23:28:14,391 INFO L857 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,391 INFO L857 garLoopResultBuilder]: For program point L9825-3(line 9825) no Hoare annotation was computed. [2021-10-28 23:28:14,392 INFO L857 garLoopResultBuilder]: For program point L9990-17(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,392 INFO L857 garLoopResultBuilder]: For program point L9990-19(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,392 INFO L853 garLoopResultBuilder]: At program point L9990-20(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (= (select (select |#memory_$Pointer$.offset| ULTIMATE.start_s_get_next_element_~iter.base) 0) 0) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< 1 ULTIMATE.start_aws_hash_iter_begin_~map.base) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_iter_begin_~map.offset 0) (< 1 ULTIMATE.start_s_get_next_element_~iter.base) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= |ULTIMATE.start_aws_hash_iter_begin_~#iter~1.offset| 0) (< 1 (select (select |#memory_$Pointer$.base| ULTIMATE.start_s_get_next_element_~iter.base) 0)) (= ULTIMATE.start_s_get_next_element_~iter.offset 0) (< 1 |ULTIMATE.start_aws_hash_iter_begin_~#iter~1.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,392 INFO L853 garLoopResultBuilder]: At program point L9990-13(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (= |ULTIMATE.start_aws_hash_table_is_valid_#res| 0) (< 1 ULTIMATE.start_aws_hash_iter_begin_~map.base) (< 1 |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_iter_begin_~map.offset 0) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,393 INFO L857 garLoopResultBuilder]: For program point L9825-8(lines 9825 9829) no Hoare annotation was computed. [2021-10-28 23:28:14,393 INFO L857 garLoopResultBuilder]: For program point L9990-14(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,393 INFO L857 garLoopResultBuilder]: For program point L9990-16(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,393 INFO L857 garLoopResultBuilder]: For program point L9990-26(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,393 INFO L853 garLoopResultBuilder]: At program point L9990-27(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:28:14,393 INFO L853 garLoopResultBuilder]: At program point L10090(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-28(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-21(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-23(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-24(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-33(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L853 garLoopResultBuilder]: At program point L9990-34(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-35(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,394 INFO L853 garLoopResultBuilder]: At program point L10090-1(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:28:14,394 INFO L857 garLoopResultBuilder]: For program point L9990-30(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,395 INFO L853 garLoopResultBuilder]: At program point L10090-2(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:28:14,395 INFO L857 garLoopResultBuilder]: For program point L9990-31(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,395 INFO L853 garLoopResultBuilder]: At program point L9990-41(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:28:14,395 INFO L857 garLoopResultBuilder]: For program point L9990-42(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,395 INFO L857 garLoopResultBuilder]: For program point L9990-44(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L857 garLoopResultBuilder]: For program point L9990-37(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L857 garLoopResultBuilder]: For program point L9990-38(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L857 garLoopResultBuilder]: For program point L9990-40(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L857 garLoopResultBuilder]: For program point L9990-45(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L857 garLoopResultBuilder]: For program point L9990-47(line 9990) no Hoare annotation was computed. [2021-10-28 23:28:14,396 INFO L853 garLoopResultBuilder]: At program point L9990-48(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:28:14,397 INFO L853 garLoopResultBuilder]: At program point L1998(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,397 INFO L853 garLoopResultBuilder]: At program point L1998-1(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,397 INFO L853 garLoopResultBuilder]: At program point L1998-2(lines 1988 1999) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,398 INFO L853 garLoopResultBuilder]: At program point L1998-3(lines 1988 1999) the Hoare annotation is: false [2021-10-28 23:28:14,398 INFO L857 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:28:14,398 INFO L857 garLoopResultBuilder]: For program point L10059-1(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:28:14,398 INFO L857 garLoopResultBuilder]: For program point L10059-2(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:28:14,398 INFO L857 garLoopResultBuilder]: For program point L10126-2(line 10126) no Hoare annotation was computed. [2021-10-28 23:28:14,399 INFO L857 garLoopResultBuilder]: For program point L10126(line 10126) no Hoare annotation was computed. [2021-10-28 23:28:14,399 INFO L857 garLoopResultBuilder]: For program point L9796-2(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 23:28:14,399 INFO L853 garLoopResultBuilder]: At program point L9796-3(lines 9796 9805) the Hoare annotation is: false [2021-10-28 23:28:14,399 INFO L857 garLoopResultBuilder]: For program point L9796-4(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 23:28:14,400 INFO L853 garLoopResultBuilder]: At program point L250(lines 248 251) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_add_u64_checked_~r.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (exists ((|ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base| Int)) (let ((.cse0 (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) 0))) (and (= .cse0 (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) (= .cse0 ULTIMATE.start_aws_add_u64_checked_~a)))) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= (+ 29629528 ULTIMATE.start_aws_add_u64_checked_~b) 0) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= ULTIMATE.start_aws_add_u64_checked_~r.base |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,400 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 248 251) the Hoare annotation is: false [2021-10-28 23:28:14,400 INFO L857 garLoopResultBuilder]: For program point L7385-3(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:28:14,400 INFO L857 garLoopResultBuilder]: For program point L7385-2(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:28:14,400 INFO L857 garLoopResultBuilder]: For program point L7385-1(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:28:14,401 INFO L857 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:28:14,401 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:28:14,401 INFO L853 garLoopResultBuilder]: At program point L2630(lines 2626 2631) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,401 INFO L853 garLoopResultBuilder]: At program point L2630-2(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,402 INFO L853 garLoopResultBuilder]: At program point L2630-1(lines 2626 2631) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|)) (.cse1 (select (select |#memory_$Pointer$.offset| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|))) (let ((.cse0 (select (select |#memory_int| .cse2) (+ 40 .cse1)))) (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_aws_hash_table_is_valid_~map.offset) |ULTIMATE.start_aws_hash_table_is_valid_#t~short1478| (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (<= (mod (+ 18446744073679922088 (* .cse0 24)) 18446744073709551616) 36028797018963967) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~map.offset .cse1) (= .cse2 ULTIMATE.start_hash_table_state_is_valid_~map.base) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_hash_table_state_is_valid_~size_at_least_two~0 0) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 23:28:14,402 INFO L857 garLoopResultBuilder]: For program point L2498(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:28:14,402 INFO L853 garLoopResultBuilder]: At program point L2630-4(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,402 INFO L853 garLoopResultBuilder]: At program point L2630-3(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,402 INFO L853 garLoopResultBuilder]: At program point L2630-6(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,403 INFO L857 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:28:14,403 INFO L853 garLoopResultBuilder]: At program point L2630-5(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,403 INFO L853 garLoopResultBuilder]: At program point L2630-7(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:28:14,403 INFO L857 garLoopResultBuilder]: For program point L9799(lines 9799 9804) no Hoare annotation was computed. [2021-10-28 23:28:14,403 INFO L860 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: true [2021-10-28 23:28:14,404 INFO L857 garLoopResultBuilder]: For program point L10064(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:28:14,404 INFO L857 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:28:14,404 INFO L857 garLoopResultBuilder]: For program point L10064-2(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:28:14,404 INFO L853 garLoopResultBuilder]: At program point L2501-1(lines 2497 2502) the Hoare annotation is: (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (not (= (select (select |#memory_$Pointer$.base| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset|) 0)) (not (= (select (select |#memory_$Pointer$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,405 INFO L853 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (= (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0) (select (select |#memory_int| |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset|)) .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and (<= (+ |ULTIMATE.start_aws_mul_u64_checked_#res| 1) 0) .cse0 .cse1 .cse2 .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 23:28:14,405 INFO L853 garLoopResultBuilder]: At program point L255(lines 253 256) the Hoare annotation is: (and (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (= ULTIMATE.start_aws_mul_u64_checked_~b 24) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a) (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base) (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|) (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,405 INFO L853 garLoopResultBuilder]: At program point L255-1(lines 253 256) the Hoare annotation is: false [2021-10-28 23:28:14,405 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,406 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,406 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,406 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,406 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,406 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:28:14,407 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:28:14,407 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,407 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,407 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,407 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,408 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,409 INFO L857 garLoopResultBuilder]: For program point L10001-4(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,409 INFO L857 garLoopResultBuilder]: For program point L10001-5(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,409 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,409 INFO L857 garLoopResultBuilder]: For program point L10001-6(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,409 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,410 INFO L857 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,410 INFO L857 garLoopResultBuilder]: For program point L10001-1(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,410 INFO L857 garLoopResultBuilder]: For program point L10001-2(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,410 INFO L857 garLoopResultBuilder]: For program point L10001-3(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:28:14,410 INFO L857 garLoopResultBuilder]: For program point L7195(lines 7195 7201) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point L10069-1(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point L10069-2(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-10-28 23:28:14,411 INFO L857 garLoopResultBuilder]: For program point L10104(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:28:14,412 INFO L857 garLoopResultBuilder]: For program point L10104-1(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:28:14,412 INFO L857 garLoopResultBuilder]: For program point L2542(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:28:14,412 INFO L857 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:28:14,412 INFO L853 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-10-28 23:28:14,412 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:28:14,413 INFO L853 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2021-10-28 23:28:14,413 INFO L857 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-10-28 23:28:14,413 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:28:14,413 INFO L857 garLoopResultBuilder]: For program point L7267(lines 7267 7272) no Hoare annotation was computed. [2021-10-28 23:28:14,413 INFO L857 garLoopResultBuilder]: For program point L10108(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:28:14,414 INFO L857 garLoopResultBuilder]: For program point L10108-1(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:28:14,414 INFO L857 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:28:14,414 INFO L857 garLoopResultBuilder]: For program point L10075-1(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:28:14,414 INFO L857 garLoopResultBuilder]: For program point L10075-2(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:28:14,414 INFO L857 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2021-10-28 23:28:14,415 INFO L857 garLoopResultBuilder]: For program point L10076-1(line 10076) no Hoare annotation was computed. [2021-10-28 23:28:14,415 INFO L857 garLoopResultBuilder]: For program point L10076-2(line 10076) no Hoare annotation was computed. [2021-10-28 23:28:14,415 INFO L853 garLoopResultBuilder]: At program point L2545-1(lines 2541 2546) the Hoare annotation is: false [2021-10-28 23:28:14,415 INFO L853 garLoopResultBuilder]: At program point L2545(lines 2541 2546) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset| 0)) (.cse1 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0)) (.cse2 (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset)) (.cse3 (= ULTIMATE.start_aws_mul_u64_checked_~b 24)) (.cse4 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| ULTIMATE.start_aws_mul_u64_checked_~r.offset)) (.cse5 (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse6 (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|)) (.cse7 (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32)) (.cse8 (= ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.offset |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|)) (.cse9 (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32)) (.cse10 (= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 ULTIMATE.start_aws_mul_u64_checked_~a)) (.cse11 (= |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base| ULTIMATE.start_hash_table_state_required_bytes_~required_bytes.base)) (.cse12 (= ULTIMATE.start_aws_mul_u64_checked_~r.base |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base|)) (.cse13 (= |ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.offset| 0)) (.cse14 (< 0 |#StackHeapBarrier|))) (or (and .cse0 .cse1 .cse2 (<= (+ |ULTIMATE.start_aws_add_u64_checked_#res| 1) 0) .cse3 .cse4 (<= (+ |ULTIMATE.start_aws_raise_error_#res| 1) 0) .cse5 .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14) (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7 .cse8 .cse9 (= (+ (select (select |#memory_int| |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base|) |ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.offset|) 29629528) (* 24 ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0)) .cse10 .cse11 .cse12 .cse13 .cse14))) [2021-10-28 23:28:14,415 INFO L853 garLoopResultBuilder]: At program point L266(line 266) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (< |#StackHeapBarrier| |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_ensure_allocated_hash_table_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:28:14,419 INFO L731 BasicCegarLoop]: Path program histogram: [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1] [2021-10-28 23:28:14,421 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:28:14,451 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,452 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,453 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,453 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,459 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,459 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,460 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,461 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,463 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,463 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,464 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,465 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,465 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,465 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,469 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,470 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,470 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,470 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,471 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,472 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,473 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,474 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,474 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,475 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,476 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,476 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,476 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,479 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:14,480 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:14,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:14,482 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:14,485 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,485 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,486 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,487 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,488 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,488 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,489 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,490 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,491 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,491 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,492 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,493 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,498 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,498 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,499 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,499 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,499 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,500 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,501 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,501 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,501 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,501 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:14,503 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,503 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,504 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,504 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,504 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,505 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,505 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,505 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,507 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,508 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,509 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:14,509 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:14,514 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:28:14 BoogieIcfgContainer [2021-10-28 23:28:14,515 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:28:14,515 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:28:14,516 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:28:14,516 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:28:14,517 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:19:05" (3/4) ... [2021-10-28 23:28:14,520 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:28:14,578 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 203 nodes and edges [2021-10-28 23:28:14,584 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2021-10-28 23:28:14,588 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 23:28:14,592 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 23:28:14,596 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 23:28:14,601 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 23:28:14,605 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:28:14,609 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:28:14,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || ((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 23:28:14,682 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 23:28:14,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((required_bytes == 0 && map == 0) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0) || (((((map == 0 && map == map) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 23:28:14,683 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && r == required_bytes) && (\exists ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base : int :: unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == 24 * num_entries && unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == a)) && max_table_entries <= 32) && 29629528 + b == 0) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && r == required_bytes) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,684 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((required_bytes == 0 && map == 0) && !(\result == 0)) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && \result + 1 < map) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967)) && max_table_entries <= 32) && num_entries <= 32) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && ((cond == 1 && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967) || (cond == 0 && 36028797018963967 < unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616)))) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0 [2021-10-28 23:28:14,684 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 23:28:14,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) [2021-10-28 23:28:14,688 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,689 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((((((map == map && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && \result == 0) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,690 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,691 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,693 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result == 0) && 1 < map) && 1 < map) && map == 0) && map == map) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:14,696 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && #memory_$Pointer$[iter][0] == 0) && \result == 0) && 1 < map) && 1 < map) && map == 0) && 1 < iter) && map == map) && iter == 0) && 1 < #memory_$Pointer$[iter][0]) && iter == 0) && 1 < iter) && 0 < unknown-#StackHeapBarrier-unknown [2021-10-28 23:28:15,700 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:28:15,701 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:28:15,702 INFO L168 Benchmark]: Toolchain (without parser) took 569497.61 ms. Allocated memory was 107.0 MB in the beginning and 673.2 MB in the end (delta: 566.2 MB). Free memory was 64.9 MB in the beginning and 421.9 MB in the end (delta: -357.0 MB). Peak memory consumption was 476.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,703 INFO L168 Benchmark]: CDTParser took 0.33 ms. Allocated memory is still 107.0 MB. Free memory is still 61.9 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:28:15,704 INFO L168 Benchmark]: CACSL2BoogieTranslator took 4719.33 ms. Allocated memory was 107.0 MB in the beginning and 192.9 MB in the end (delta: 86.0 MB). Free memory was 64.7 MB in the beginning and 116.7 MB in the end (delta: -52.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,704 INFO L168 Benchmark]: Boogie Procedure Inliner took 406.56 ms. Allocated memory is still 192.9 MB. Free memory was 116.7 MB in the beginning and 101.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,706 INFO L168 Benchmark]: Boogie Preprocessor took 215.20 ms. Allocated memory is still 192.9 MB. Free memory was 101.2 MB in the beginning and 90.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,706 INFO L168 Benchmark]: RCFGBuilder took 13515.26 ms. Allocated memory was 192.9 MB in the beginning and 465.6 MB in the end (delta: 272.6 MB). Free memory was 90.6 MB in the beginning and 337.8 MB in the end (delta: -247.2 MB). Peak memory consumption was 241.4 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,707 INFO L168 Benchmark]: TraceAbstraction took 549446.85 ms. Allocated memory was 465.6 MB in the beginning and 673.2 MB in the end (delta: 207.6 MB). Free memory was 337.8 MB in the beginning and 406.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 139.1 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,710 INFO L168 Benchmark]: Witness Printer took 1185.22 ms. Allocated memory is still 673.2 MB. Free memory was 406.4 MB in the beginning and 421.9 MB in the end (delta: -15.5 MB). Peak memory consumption was 252.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:28:15,716 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33 ms. Allocated memory is still 107.0 MB. Free memory is still 61.9 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 4719.33 ms. Allocated memory was 107.0 MB in the beginning and 192.9 MB in the end (delta: 86.0 MB). Free memory was 64.7 MB in the beginning and 116.7 MB in the end (delta: -52.0 MB). Peak memory consumption was 67.0 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 406.56 ms. Allocated memory is still 192.9 MB. Free memory was 116.7 MB in the beginning and 101.2 MB in the end (delta: 15.6 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 215.20 ms. Allocated memory is still 192.9 MB. Free memory was 101.2 MB in the beginning and 90.7 MB in the end (delta: 10.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 13515.26 ms. Allocated memory was 192.9 MB in the beginning and 465.6 MB in the end (delta: 272.6 MB). Free memory was 90.6 MB in the beginning and 337.8 MB in the end (delta: -247.2 MB). Peak memory consumption was 241.4 MB. Max. memory is 16.1 GB. * TraceAbstraction took 549446.85 ms. Allocated memory was 465.6 MB in the beginning and 673.2 MB in the end (delta: 207.6 MB). Free memory was 337.8 MB in the beginning and 406.4 MB in the end (delta: -68.5 MB). Peak memory consumption was 139.1 MB. Max. memory is 16.1 GB. * Witness Printer took 1185.22 ms. Allocated memory is still 673.2 MB. Free memory was 406.4 MB in the beginning and 421.9 MB in the end (delta: -15.5 MB). Peak memory consumption was 252.9 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 202 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 549.2s, OverallIterations: 25, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 91.2s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 21.7s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5774 SDtfs, 6494 SDslu, 16939 SDs, 0 SdLazy, 3325 SolverSat, 368 SolverUnsat, 27 SolverUnknown, 0 SolverNotchecked, 66.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1969 GetRequests, 1683 SyntacticMatches, 0 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 27.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred in iteration=12, InterpolantAutomatonStates: 220, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 25 MinimizatonAttempts, 481 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 52 PreInvPairs, 78 NumberOfFragments, 1613 HoareAnnotationTreeSize, 52 FomulaSimplifications, 989 FormulaSimplificationTreeSizeReduction, 0.2s HoareSimplificationTime, 52 FomulaSimplificationsInter, 305 FormulaSimplificationTreeSizeReductionInter, 21.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.0s SsaConstructionTime, 389.6s SatisfiabilityAnalysisTime, 27.0s InterpolantComputationTime, 2761 NumberOfCodeBlocks, 2707 NumberOfCodeBlocksAsserted, 33 NumberOfCheckSat, 2728 ConstructedInterpolants, 6 QuantifiedInterpolants, 6791 SizeOfPredicates, 232 NumberOfNonLiveVariables, 58827 ConjunctsInSsa, 501 ConjunctsInUnsatCore, 33 InterpolantComputations, 16 PerfectInterpolantSequences, 347/638 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 9788]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: (((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || ((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 266]: Loop Invariant Derived loop invariant: ((((map == 0 && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 1988]: Loop Invariant [2021-10-28 23:28:15,746 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,747 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,750 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,751 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: ((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant [2021-10-28 23:28:15,753 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,754 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,755 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,758 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,759 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,760 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,761 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,761 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: (((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant [2021-10-28 23:28:15,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,764 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,767 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,768 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,769 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,770 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((map == map && aux-map && map->p_impl && hash_table_state_is_valid(map->p_impl)-aux) && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant [2021-10-28 23:28:15,772 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:15,773 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:15,774 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] [2021-10-28 23:28:15,774 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] Derived loop invariant: ((((((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && r == required_bytes) && (\exists ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base : int :: unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == 24 * num_entries && unknown-#memory_int-unknown[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base][0] == a)) && max_table_entries <= 32) && 29629528 + b == 0) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && r == required_bytes) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 248]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: ((((((map == 0 && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9796]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2497]: Loop Invariant [2021-10-28 23:28:15,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,777 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,778 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: (((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9988]: Loop Invariant [2021-10-28 23:28:15,779 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,779 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,780 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && #memory_$Pointer$[iter][0] == 0) && \result == 0) && 1 < map) && 1 < map) && map == 0) && 1 < iter) && map == map) && iter == 0) && 1 < #memory_$Pointer$[iter][0]) && iter == 0) && 1 < iter) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 9821]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 253]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9817]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant [2021-10-28 23:28:15,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,784 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,785 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((\result + 1 <= 0 && map == 0) && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && !(#memory_$Pointer$[map][map] == 0)) && !(#memory_$Pointer$[map][map] == 0)) && max_table_entries <= 32) && num_entries <= 32) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: ((((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result == 0) && 1 < map) && 1 < map) && map == 0) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2586]: Loop Invariant Derived loop invariant: (((((((((((((((((\result + 1 <= 0 && required_bytes == 0) && map == 0) && map == map) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && \result + 1 <= 0) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && 24 * num_entries == unknown-#memory_int-unknown[elemsize][elemsize]) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 6943]: Loop Invariant [2021-10-28 23:28:15,788 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,788 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,788 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,788 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,789 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,789 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,790 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,790 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,790 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] [2021-10-28 23:28:15,790 WARN L418 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] Derived loop invariant: ((((((((((((required_bytes == 0 && map == 0) && !(\result == 0)) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && \result + 1 < map) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967)) && max_table_entries <= 32) && num_entries <= 32) && (\exists ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base : int :: 24 * num_entries == 29629528 + unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] && ((cond == 1 && unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616 <= 36028797018963967) || (cond == 0 && 36028797018963967 < unknown-#memory_int-unknown[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base][0] % 18446744073709551616)))) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0 - InvariantResult [Line: 2613]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10052]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant [2021-10-28 23:28:15,792 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,793 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,794 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,795 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,796 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,797 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,797 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,797 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:28:15,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:28:15,798 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base Derived loop invariant: ((((((((((((((((((map == map && map == 0) && !(\result == 0)) && map == map) && (18446744073679922088 + unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] * 24) % 18446744073709551616 <= 36028797018963967) && \result == 0) && unknown-#StackHeapBarrier-unknown < map) && map == #memory_$Pointer$[map][map]) && #memory_$Pointer$[map][map] == map) && \result == 0) && map == map) && size_at_least_two == 0) && !(#memory_$Pointer$[map][map] == 0)) && (cond == 1 || cond == 0)) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[#memory_$Pointer$[map][map]][40 + #memory_$Pointer$[map][map]] <= 32) && #memory_$Pointer$[map][map] + 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: ((((((map == 0 && !(\result == 0)) && map == map) && (!(map == 0) || !(map == 0))) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 2626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 10101]: Loop Invariant Derived loop invariant: (((((((((required_bytes == 0 && map == 0) && map == map) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && 0 < unknown-#StackHeapBarrier-unknown) && \result == 0) || (((((map == 0 && map == map) && \result + 1 <= 0) && 1 < map) && map == map) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2541]: Loop Invariant Derived loop invariant: ((((((((((((((((required_bytes == 0 && map == 0) && map == map) && \result + 1 <= 0) && b == 24) && elemsize == r) && \result + 1 <= 0) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) || (((((((((((((((required_bytes == 0 && map == 0) && map == map) && b == 24) && elemsize == r) && unknown-#StackHeapBarrier-unknown < map) && map == map) && max_table_entries <= 32) && required_bytes == required_bytes) && num_entries <= 32) && unknown-#memory_int-unknown[required_bytes][required_bytes] + 29629528 == 24 * num_entries) && num_entries == a) && required_bytes == required_bytes) && r == elemsize) && elemsize == 0) && 0 < unknown-#StackHeapBarrier-unknown) - InvariantResult [Line: 9988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 9999]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2021-10-28 23:28:16,029 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 23:28:16,064 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_bf47a9f0-e006-4ac2-954a-49aa1077949b/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...