./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b2eff8ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/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_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/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_7a5886fa-4365-4ba4-8193-0e079b55ed87/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 0f893dc40cf70b8d30dda6e110329e0bc2218e18bc668acf080889b069fe51ab ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.1-dev-b2eff8b [2021-10-28 23:07:25,264 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-28 23:07:25,266 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-28 23:07:25,300 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-28 23:07:25,300 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-28 23:07:25,302 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-28 23:07:25,303 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-28 23:07:25,306 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-28 23:07:25,308 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-28 23:07:25,309 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-28 23:07:25,310 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-28 23:07:25,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-28 23:07:25,312 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-28 23:07:25,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-28 23:07:25,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-28 23:07:25,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-28 23:07:25,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-28 23:07:25,320 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-28 23:07:25,322 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-28 23:07:25,325 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-28 23:07:25,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-28 23:07:25,328 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-28 23:07:25,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-28 23:07:25,331 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-28 23:07:25,335 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-28 23:07:25,336 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-28 23:07:25,336 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-28 23:07:25,337 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-28 23:07:25,338 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-28 23:07:25,339 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-28 23:07:25,340 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-28 23:07:25,341 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-28 23:07:25,342 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-28 23:07:25,343 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-28 23:07:25,344 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-28 23:07:25,345 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-28 23:07:25,346 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-28 23:07:25,346 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-28 23:07:25,346 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-28 23:07:25,348 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-28 23:07:25,349 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-28 23:07:25,350 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-10-28 23:07:25,384 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-28 23:07:25,384 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-28 23:07:25,384 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-10-28 23:07:25,385 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-10-28 23:07:25,386 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-10-28 23:07:25,396 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-10-28 23:07:25,396 INFO L138 SettingsManager]: * Use SBE=true [2021-10-28 23:07:25,396 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-28 23:07:25,397 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-28 23:07:25,397 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-28 23:07:25,399 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-28 23:07:25,399 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-28 23:07:25,399 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-28 23:07:25,399 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-28 23:07:25,400 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-28 23:07:25,400 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-28 23:07:25,400 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-28 23:07:25,400 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-28 23:07:25,401 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-28 23:07:25,401 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:07:25,401 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-28 23:07:25,401 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-28 23:07:25,402 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-28 23:07:25,402 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-10-28 23:07:25,402 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-28 23:07:25,403 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-10-28 23:07:25,403 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-10-28 23:07:25,403 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-28 23:07:25,403 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-28 23:07:25,405 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_7a5886fa-4365-4ba4-8193-0e079b55ed87/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 0f893dc40cf70b8d30dda6e110329e0bc2218e18bc668acf080889b069fe51ab [2021-10-28 23:07:25,680 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-28 23:07:25,718 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-28 23:07:25,721 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-28 23:07:25,722 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-28 23:07:25,723 INFO L275 PluginConnector]: CDTParser initialized [2021-10-28 23:07:25,724 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/../../sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i [2021-10-28 23:07:25,790 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/data/42ba05e53/e732aa986e55414fbcfd25d07106db68/FLAG826ba174d [2021-10-28 23:07:26,644 INFO L306 CDTParser]: Found 1 translation units. [2021-10-28 23:07:26,647 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i [2021-10-28 23:07:26,706 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/data/42ba05e53/e732aa986e55414fbcfd25d07106db68/FLAG826ba174d [2021-10-28 23:07:27,157 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/data/42ba05e53/e732aa986e55414fbcfd25d07106db68 [2021-10-28 23:07:27,159 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-28 23:07:27,160 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-28 23:07:27,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-28 23:07:27,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-28 23:07:27,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-28 23:07:27,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:07:27" (1/1) ... [2021-10-28 23:07:27,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c29f385 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:27, skipping insertion in model container [2021-10-28 23:07:27,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.10 11:07:27" (1/1) ... [2021-10-28 23:07:27,188 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-28 23:07:27,342 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-28 23:07:27,640 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_7a5886fa-4365-4ba4-8193-0e079b55ed87/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4493,4506] [2021-10-28 23:07:27,649 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_7a5886fa-4365-4ba4-8193-0e079b55ed87/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4553,4566] [2021-10-28 23:07:27,679 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:07:27,686 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:07:28,768 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,769 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,770 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,771 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,772 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,788 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,789 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,791 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,792 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,794 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,796 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,796 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:28,797 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:29,291 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:07:29,292 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:07:29,294 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:07:29,295 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:07:29,297 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:07:29,298 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:07:29,299 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:07:29,300 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:07:29,301 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:07:29,302 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:07:29,595 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:07:30,084 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,085 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,117 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,119 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,129 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,130 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,150 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,152 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,153 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,153 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,154 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,154 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,154 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,202 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:07:30,255 INFO L203 MainTranslator]: Completed pre-run [2021-10-28 23:07:30,283 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_7a5886fa-4365-4ba4-8193-0e079b55ed87/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4493,4506] [2021-10-28 23:07:30,284 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_7a5886fa-4365-4ba4-8193-0e079b55ed87/sv-benchmarks/c/aws-c-common/aws_hash_iter_begin_harness.i[4553,4566] [2021-10-28 23:07:30,285 WARN L612 FunctionHandler]: implicit declaration of function __builtin_uaddl_overflow [2021-10-28 23:07:30,286 WARN L612 FunctionHandler]: implicit declaration of function __builtin_umull_overflow [2021-10-28 23:07:30,341 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,342 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,346 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,346 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,347 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,358 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,360 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,361 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,361 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,362 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,364 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,364 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,364 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,405 WARN L612 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-10-28 23:07:30,406 WARN L612 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-10-28 23:07:30,407 WARN L612 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-10-28 23:07:30,408 WARN L612 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-10-28 23:07:30,409 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-10-28 23:07:30,409 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-10-28 23:07:30,410 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-10-28 23:07:30,410 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-10-28 23:07:30,411 WARN L612 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-10-28 23:07:30,411 WARN L612 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-10-28 23:07:30,449 WARN L612 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-10-28 23:07:30,599 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,599 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,607 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,608 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,611 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,612 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,628 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,628 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,629 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,630 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,630 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,631 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,631 WARN L1513 CHandler]: Possible shadowing of function index [2021-10-28 23:07:30,651 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-28 23:07:31,030 INFO L208 MainTranslator]: Completed translation [2021-10-28 23:07:31,031 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31 WrapperNode [2021-10-28 23:07:31,031 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-28 23:07:31,032 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-28 23:07:31,033 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-28 23:07:31,033 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-28 23:07:31,041 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,166 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,299 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-28 23:07:31,300 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-28 23:07:31,300 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-28 23:07:31,300 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-28 23:07:31,310 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,310 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,321 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,322 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,405 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,431 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,458 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,478 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-28 23:07:31,479 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-28 23:07:31,479 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-28 23:07:31,479 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-28 23:07:31,490 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (1/1) ... [2021-10-28 23:07:31,499 INFO L170 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-28 23:07:31,511 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:31,524 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-10-28 23:07:31,539 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-10-28 23:07:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-10-28 23:07:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-10-28 23:07:31,576 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-10-28 23:07:31,577 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-10-28 23:07:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-28 23:07:31,578 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-28 23:07:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_uaddl_overflow [2021-10-28 23:07:31,578 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-28 23:07:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure __builtin_umull_overflow [2021-10-28 23:07:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-10-28 23:07:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-10-28 23:07:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-10-28 23:07:31,579 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-10-28 23:07:31,580 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-10-28 23:07:42,111 INFO L758 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##150: assume !true; [2021-10-28 23:07:42,122 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-28 23:07:42,122 INFO L299 CfgBuilder]: Removed 157 assume(true) statements. [2021-10-28 23:07:42,125 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:42 BoogieIcfgContainer [2021-10-28 23:07:42,125 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-28 23:07:42,127 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-28 23:07:42,127 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-28 23:07:42,131 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-28 23:07:42,131 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.10 11:07:27" (1/3) ... [2021-10-28 23:07:42,132 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d44a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:07:42, skipping insertion in model container [2021-10-28 23:07:42,132 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.10 11:07:31" (2/3) ... [2021-10-28 23:07:42,133 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@61d44a80 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.10 11:07:42, skipping insertion in model container [2021-10-28 23:07:42,133 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:42" (3/3) ... [2021-10-28 23:07:42,135 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_iter_begin_harness.i [2021-10-28 23:07:42,141 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-28 23:07:42,141 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 6 error locations. [2021-10-28 23:07:42,194 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-10-28 23:07:42,201 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 23:07:42,201 INFO L340 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2021-10-28 23:07:42,223 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 23:07:42,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-10-28 23:07:42,232 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:42,232 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 23:07:42,233 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 23:07:42,238 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:42,239 INFO L85 PathProgramCache]: Analyzing trace with hash 1999182466, now seen corresponding path program 1 times [2021-10-28 23:07:42,248 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:42,249 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [643441753] [2021-10-28 23:07:42,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:42,251 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:42,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:43,033 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 23:07:43,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:43,035 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [643441753] [2021-10-28 23:07:43,036 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [643441753] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:43,036 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:43,036 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-28 23:07:43,048 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898936088] [2021-10-28 23:07:43,054 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2021-10-28 23:07:43,055 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:43,074 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-28 23:07:43,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-28 23:07:43,081 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 23:07:43,139 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:43,140 INFO L93 Difference]: Finished difference Result 399 states and 562 transitions. [2021-10-28 23:07:43,140 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-28 23:07:43,141 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 23:07:43,142 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:43,155 INFO L225 Difference]: With dead ends: 399 [2021-10-28 23:07:43,155 INFO L226 Difference]: Without dead ends: 195 [2021-10-28 23:07:43,160 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 23:07:43,185 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 195 states. [2021-10-28 23:07:43,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 195 to 195. [2021-10-28 23:07:43,249 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 23:07:43,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 195 states to 195 states and 257 transitions. [2021-10-28 23:07:43,254 INFO L78 Accepts]: Start accepts. Automaton has 195 states and 257 transitions. Word has length 62 [2021-10-28 23:07:43,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:43,255 INFO L470 AbstractCegarLoop]: Abstraction has 195 states and 257 transitions. [2021-10-28 23:07:43,255 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 23:07:43,255 INFO L276 IsEmpty]: Start isEmpty. Operand 195 states and 257 transitions. [2021-10-28 23:07:43,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2021-10-28 23:07:43,259 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:43,259 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 23:07:43,259 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-10-28 23:07:43,260 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 23:07:43,260 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:43,261 INFO L85 PathProgramCache]: Analyzing trace with hash 312696489, now seen corresponding path program 1 times [2021-10-28 23:07:43,261 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:43,261 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1077757930] [2021-10-28 23:07:43,261 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:43,262 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:43,459 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:07:43,463 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1810148525] [2021-10-28 23:07:43,463 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:43,463 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:43,464 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:43,465 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:07:43,486 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-10-28 23:07:44,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:44,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 3 conjunts are in the unsatisfiable core [2021-10-28 23:07:44,698 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:07:45,047 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 23:07:45,048 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:45,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1077757930] [2021-10-28 23:07:45,048 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:07:45,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1810148525] [2021-10-28 23:07:45,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1810148525] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:45,048 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:45,048 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-28 23:07:45,049 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [961178227] [2021-10-28 23:07:45,050 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-10-28 23:07:45,050 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:45,051 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-28 23:07:45,051 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-28 23:07:45,051 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 23:07:45,099 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:45,099 INFO L93 Difference]: Finished difference Result 317 states and 426 transitions. [2021-10-28 23:07:45,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-28 23:07:45,100 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 23:07:45,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:45,102 INFO L225 Difference]: With dead ends: 317 [2021-10-28 23:07:45,102 INFO L226 Difference]: Without dead ends: 196 [2021-10-28 23:07:45,103 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 23:07:45,104 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 196 states. [2021-10-28 23:07:45,115 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 196 to 196. [2021-10-28 23:07:45,116 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 23:07:45,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 196 states and 258 transitions. [2021-10-28 23:07:45,118 INFO L78 Accepts]: Start accepts. Automaton has 196 states and 258 transitions. Word has length 65 [2021-10-28 23:07:45,119 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:45,119 INFO L470 AbstractCegarLoop]: Abstraction has 196 states and 258 transitions. [2021-10-28 23:07:45,119 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 23:07:45,119 INFO L276 IsEmpty]: Start isEmpty. Operand 196 states and 258 transitions. [2021-10-28 23:07:45,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2021-10-28 23:07:45,122 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:45,122 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 23:07:45,158 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2021-10-28 23:07:45,328 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-10-28 23:07:45,329 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 23:07:45,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:45,330 INFO L85 PathProgramCache]: Analyzing trace with hash 794092388, now seen corresponding path program 1 times [2021-10-28 23:07:45,330 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:45,330 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [270536446] [2021-10-28 23:07:45,330 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:45,330 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:45,473 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:07:45,473 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [918081163] [2021-10-28 23:07:45,473 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:45,474 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:45,474 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:45,475 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:07:45,495 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-10-28 23:07:46,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:46,628 INFO L263 TraceCheckSpWp]: Trace formula consists of 2617 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-28 23:07:46,641 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:07:47,025 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 23:07:47,026 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:47,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [270536446] [2021-10-28 23:07:47,026 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:07:47,026 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [918081163] [2021-10-28 23:07:47,026 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [918081163] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:07:47,027 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:07:47,027 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4] total 4 [2021-10-28 23:07:47,027 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [978689164] [2021-10-28 23:07:47,028 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:07:47,028 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:47,028 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:07:47,029 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:07:47,029 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 23:07:47,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:47,083 INFO L93 Difference]: Finished difference Result 318 states and 427 transitions. [2021-10-28 23:07:47,084 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:07:47,084 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 23:07:47,085 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:47,087 INFO L225 Difference]: With dead ends: 318 [2021-10-28 23:07:47,087 INFO L226 Difference]: Without dead ends: 197 [2021-10-28 23:07:47,089 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 23:07:47,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 197 states. [2021-10-28 23:07:47,109 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 197 to 197. [2021-10-28 23:07:47,110 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 23:07:47,111 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 259 transitions. [2021-10-28 23:07:47,111 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 259 transitions. Word has length 66 [2021-10-28 23:07:47,112 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:47,112 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 259 transitions. [2021-10-28 23:07:47,112 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 23:07:47,112 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 259 transitions. [2021-10-28 23:07:47,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2021-10-28 23:07:47,125 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:47,125 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 23:07:47,153 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-10-28 23:07:47,325 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:47,326 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 23:07:47,326 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:47,326 INFO L85 PathProgramCache]: Analyzing trace with hash -1462503927, now seen corresponding path program 2 times [2021-10-28 23:07:47,327 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:47,327 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [779515733] [2021-10-28 23:07:47,327 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:47,327 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:47,476 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:07:47,476 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2052389500] [2021-10-28 23:07:47,476 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:07:47,477 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:47,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:47,478 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:07:47,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-10-28 23:07:48,643 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:07:48,643 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:07:48,659 INFO L263 TraceCheckSpWp]: Trace formula consists of 2610 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:07:48,667 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:07:49,287 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 23:07:49,288 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:49,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [779515733] [2021-10-28 23:07:49,288 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:07:49,288 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2052389500] [2021-10-28 23:07:49,288 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2052389500] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:49,288 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:49,289 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:07:49,289 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1431340946] [2021-10-28 23:07:49,289 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:07:49,290 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:49,290 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:07:49,290 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:07:49,291 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 23:07:49,732 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:49,733 INFO L93 Difference]: Finished difference Result 280 states and 371 transitions. [2021-10-28 23:07:49,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:07:49,734 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 23:07:49,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:49,736 INFO L225 Difference]: With dead ends: 280 [2021-10-28 23:07:49,737 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 23:07:49,738 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 23:07:49,739 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 23:07:49,781 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 197. [2021-10-28 23:07:49,782 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 23:07:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 197 states and 257 transitions. [2021-10-28 23:07:49,790 INFO L78 Accepts]: Start accepts. Automaton has 197 states and 257 transitions. Word has length 67 [2021-10-28 23:07:49,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:49,791 INFO L470 AbstractCegarLoop]: Abstraction has 197 states and 257 transitions. [2021-10-28 23:07:49,791 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 23:07:49,792 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 257 transitions. [2021-10-28 23:07:49,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2021-10-28 23:07:49,794 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:49,794 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 23:07:49,846 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2021-10-28 23:07:50,015 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:50,015 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 23:07:50,015 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:50,016 INFO L85 PathProgramCache]: Analyzing trace with hash 1906777649, now seen corresponding path program 1 times [2021-10-28 23:07:50,016 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:50,016 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1867902363] [2021-10-28 23:07:50,016 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:50,016 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:50,158 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:07:50,162 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1460045698] [2021-10-28 23:07:50,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:50,163 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:50,163 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:50,164 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:07:50,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-10-28 23:07:51,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:51,192 INFO L263 TraceCheckSpWp]: Trace formula consists of 2629 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:07:51,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:07:51,571 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 23:07:51,571 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:51,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1867902363] [2021-10-28 23:07:51,571 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:07:51,571 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1460045698] [2021-10-28 23:07:51,571 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1460045698] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:07:51,571 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:07:51,572 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2021-10-28 23:07:51,572 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [218825978] [2021-10-28 23:07:51,572 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:07:51,572 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:51,573 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:07:51,573 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:07:51,573 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 23:07:51,607 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:51,608 INFO L93 Difference]: Finished difference Result 319 states and 424 transitions. [2021-10-28 23:07:51,608 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:07:51,609 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 23:07:51,609 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:51,611 INFO L225 Difference]: With dead ends: 319 [2021-10-28 23:07:51,611 INFO L226 Difference]: Without dead ends: 198 [2021-10-28 23:07:51,612 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 23:07:51,613 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 198 states. [2021-10-28 23:07:51,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 198 to 198. [2021-10-28 23:07:51,622 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 23:07:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 198 states and 258 transitions. [2021-10-28 23:07:51,624 INFO L78 Accepts]: Start accepts. Automaton has 198 states and 258 transitions. Word has length 68 [2021-10-28 23:07:51,624 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:51,624 INFO L470 AbstractCegarLoop]: Abstraction has 198 states and 258 transitions. [2021-10-28 23:07:51,624 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 23:07:51,625 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states and 258 transitions. [2021-10-28 23:07:51,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-10-28 23:07:51,626 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:51,627 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 23:07:51,660 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-10-28 23:07:51,843 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:51,843 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 23:07:51,843 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:51,843 INFO L85 PathProgramCache]: Analyzing trace with hash -2018763882, now seen corresponding path program 2 times [2021-10-28 23:07:51,843 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:51,844 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633183086] [2021-10-28 23:07:51,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:51,844 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:51,960 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:07:51,961 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1920336559] [2021-10-28 23:07:51,961 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:07:51,962 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:51,962 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:07:51,963 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:07:51,986 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-10-28 23:07:53,083 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:07:53,083 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:07:53,096 INFO L263 TraceCheckSpWp]: Trace formula consists of 2615 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:07:53,102 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:07:53,419 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 23:07:53,419 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:53,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633183086] [2021-10-28 23:07:53,419 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:07:53,419 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1920336559] [2021-10-28 23:07:53,419 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1920336559] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:53,420 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:53,420 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:07:53,420 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [129794223] [2021-10-28 23:07:53,420 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:07:53,421 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:53,421 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:07:53,421 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:07:53,422 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 23:07:53,592 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:53,592 INFO L93 Difference]: Finished difference Result 556 states and 730 transitions. [2021-10-28 23:07:53,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:07:53,593 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 23:07:53,593 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:53,595 INFO L225 Difference]: With dead ends: 556 [2021-10-28 23:07:53,596 INFO L226 Difference]: Without dead ends: 380 [2021-10-28 23:07:53,596 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 23:07:53,597 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 380 states. [2021-10-28 23:07:53,605 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 380 to 204. [2021-10-28 23:07:53,606 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 23:07:53,607 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 264 transitions. [2021-10-28 23:07:53,607 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 264 transitions. Word has length 69 [2021-10-28 23:07:53,608 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:53,608 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 264 transitions. [2021-10-28 23:07:53,608 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 23:07:53,608 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 264 transitions. [2021-10-28 23:07:53,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 23:07:53,609 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:53,610 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 23:07:53,652 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-10-28 23:07:53,835 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:07:53,835 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 23:07:53,835 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:53,835 INFO L85 PathProgramCache]: Analyzing trace with hash 1082326934, now seen corresponding path program 1 times [2021-10-28 23:07:53,836 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:53,836 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [827128402] [2021-10-28 23:07:53,836 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:53,836 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:53,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:07:54,432 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 23:07:54,433 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:07:54,433 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [827128402] [2021-10-28 23:07:54,434 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [827128402] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:07:54,434 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:07:54,434 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-10-28 23:07:54,434 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [495886959] [2021-10-28 23:07:54,434 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:07:54,434 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:07:54,435 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:07:54,435 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:07:54,435 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 23:07:59,796 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:07:59,796 INFO L93 Difference]: Finished difference Result 408 states and 531 transitions. [2021-10-28 23:07:59,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:07:59,797 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 23:07:59,797 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:07:59,799 INFO L225 Difference]: With dead ends: 408 [2021-10-28 23:07:59,799 INFO L226 Difference]: Without dead ends: 242 [2021-10-28 23:07:59,800 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=63, Invalid=119, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:07:59,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2021-10-28 23:07:59,815 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 222. [2021-10-28 23:07:59,816 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 23:07:59,817 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 286 transitions. [2021-10-28 23:07:59,817 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 286 transitions. Word has length 73 [2021-10-28 23:07:59,818 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:07:59,818 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 286 transitions. [2021-10-28 23:07:59,818 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 23:07:59,818 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 286 transitions. [2021-10-28 23:07:59,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-10-28 23:07:59,820 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:07:59,821 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 23:07:59,821 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-10-28 23:07:59,822 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 23:07:59,823 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:07:59,823 INFO L85 PathProgramCache]: Analyzing trace with hash -244659302, now seen corresponding path program 1 times [2021-10-28 23:07:59,823 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:07:59,823 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [650431608] [2021-10-28 23:07:59,823 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:07:59,824 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:07:59,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:00,202 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 23:08:00,203 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:00,203 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [650431608] [2021-10-28 23:08:00,203 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [650431608] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:00,203 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:00,203 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-28 23:08:00,203 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279692733] [2021-10-28 23:08:00,204 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:08:00,204 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:00,205 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:08:00,205 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-10-28 23:08:00,205 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 23:08:00,363 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:00,363 INFO L93 Difference]: Finished difference Result 407 states and 529 transitions. [2021-10-28 23:08:00,364 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:08:00,364 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 23:08:00,364 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:00,366 INFO L225 Difference]: With dead ends: 407 [2021-10-28 23:08:00,366 INFO L226 Difference]: Without dead ends: 220 [2021-10-28 23:08:00,367 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 23:08:00,368 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 220 states. [2021-10-28 23:08:00,381 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 220 to 220. [2021-10-28 23:08:00,382 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 23:08:00,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 279 transitions. [2021-10-28 23:08:00,384 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 279 transitions. Word has length 73 [2021-10-28 23:08:00,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:00,384 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 279 transitions. [2021-10-28 23:08:00,384 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 23:08:00,385 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 279 transitions. [2021-10-28 23:08:00,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2021-10-28 23:08:00,386 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:00,386 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 23:08:00,386 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-10-28 23:08:00,387 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 23:08:00,387 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:00,387 INFO L85 PathProgramCache]: Analyzing trace with hash -916560020, now seen corresponding path program 1 times [2021-10-28 23:08:00,388 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:00,388 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [485537988] [2021-10-28 23:08:00,388 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:00,388 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:00,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:00,783 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 23:08:00,784 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:00,784 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [485537988] [2021-10-28 23:08:00,784 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [485537988] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:00,784 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:00,784 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-28 23:08:00,784 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1188697976] [2021-10-28 23:08:00,785 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:08:00,785 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:00,785 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:08:00,786 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-28 23:08:00,786 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 23:08:05,854 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:05,854 INFO L93 Difference]: Finished difference Result 409 states and 522 transitions. [2021-10-28 23:08:05,855 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:08:05,855 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 23:08:05,855 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:05,857 INFO L225 Difference]: With dead ends: 409 [2021-10-28 23:08:05,857 INFO L226 Difference]: Without dead ends: 226 [2021-10-28 23:08:05,858 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-10-28 23:08:05,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-28 23:08:05,874 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 220. [2021-10-28 23:08:05,875 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 23:08:05,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 220 states and 272 transitions. [2021-10-28 23:08:05,876 INFO L78 Accepts]: Start accepts. Automaton has 220 states and 272 transitions. Word has length 77 [2021-10-28 23:08:05,877 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:05,877 INFO L470 AbstractCegarLoop]: Abstraction has 220 states and 272 transitions. [2021-10-28 23:08:05,877 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 23:08:05,878 INFO L276 IsEmpty]: Start isEmpty. Operand 220 states and 272 transitions. [2021-10-28 23:08:05,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2021-10-28 23:08:05,879 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:05,879 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 23:08:05,879 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-10-28 23:08:05,880 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 23:08:05,880 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:05,880 INFO L85 PathProgramCache]: Analyzing trace with hash -299985813, now seen corresponding path program 1 times [2021-10-28 23:08:05,881 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:05,881 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114556460] [2021-10-28 23:08:05,881 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:05,881 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:06,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:06,695 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 23:08:06,695 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:06,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114556460] [2021-10-28 23:08:06,696 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114556460] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:06,696 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [661245609] [2021-10-28 23:08:06,696 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:06,696 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:06,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:06,699 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:06,719 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-10-28 23:08:07,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:07,646 INFO L263 TraceCheckSpWp]: Trace formula consists of 2719 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-28 23:08:07,651 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:08,149 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 23:08:08,149 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [661245609] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:08,150 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:08:08,150 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-10-28 23:08:08,150 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [283010] [2021-10-28 23:08:08,151 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:08:08,151 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:08,151 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:08:08,152 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:08:08,152 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 23:08:08,203 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:08,203 INFO L93 Difference]: Finished difference Result 342 states and 433 transitions. [2021-10-28 23:08:08,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:08:08,204 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 23:08:08,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:08,206 INFO L225 Difference]: With dead ends: 342 [2021-10-28 23:08:08,206 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 23:08:08,207 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 23:08:08,208 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 23:08:08,222 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 221. [2021-10-28 23:08:08,223 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 23:08:08,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 221 states and 273 transitions. [2021-10-28 23:08:08,224 INFO L78 Accepts]: Start accepts. Automaton has 221 states and 273 transitions. Word has length 79 [2021-10-28 23:08:08,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:08,225 INFO L470 AbstractCegarLoop]: Abstraction has 221 states and 273 transitions. [2021-10-28 23:08:08,225 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 23:08:08,225 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 273 transitions. [2021-10-28 23:08:08,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:08:08,227 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:08,227 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 23:08:08,275 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:08,443 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:08,443 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 23:08:08,444 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:08,444 INFO L85 PathProgramCache]: Analyzing trace with hash -1708954468, now seen corresponding path program 2 times [2021-10-28 23:08:08,444 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:08,444 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1114455504] [2021-10-28 23:08:08,444 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:08,444 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:08,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:09,088 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 23:08:09,088 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:09,088 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1114455504] [2021-10-28 23:08:09,089 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1114455504] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:09,089 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1169098134] [2021-10-28 23:08:09,089 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:08:09,089 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:09,089 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:09,091 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:09,106 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-10-28 23:08:10,239 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:08:10,239 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:08:10,252 INFO L263 TraceCheckSpWp]: Trace formula consists of 2698 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 23:08:10,259 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:10,886 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 23:08:11,011 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:08:11,011 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 23:08:11,337 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 23:08:11,350 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:08:11,350 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 23:08:11,477 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-10-28 23:08:11,478 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 23:08:11,556 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 23:08:11,556 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1169098134] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:11,557 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:08:11,557 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [10] imperfect sequences [7] total 15 [2021-10-28 23:08:11,557 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [563587777] [2021-10-28 23:08:11,558 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:08:11,558 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:11,558 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:08:11,559 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=172, Unknown=0, NotChecked=0, Total=210 [2021-10-28 23:08:11,559 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 23:08:22,163 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:22,163 INFO L93 Difference]: Finished difference Result 436 states and 557 transitions. [2021-10-28 23:08:22,164 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-10-28 23:08:22,164 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 23:08:22,164 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:22,166 INFO L225 Difference]: With dead ends: 436 [2021-10-28 23:08:22,166 INFO L226 Difference]: Without dead ends: 337 [2021-10-28 23:08:22,167 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 96 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 64 ImplicationChecksByTransitivity, 1.2s TimeCoverageRelationStatistics Valid=141, Invalid=459, Unknown=0, NotChecked=0, Total=600 [2021-10-28 23:08:22,168 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2021-10-28 23:08:22,186 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 237. [2021-10-28 23:08:22,187 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 23:08:22,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 237 states and 292 transitions. [2021-10-28 23:08:22,189 INFO L78 Accepts]: Start accepts. Automaton has 237 states and 292 transitions. Word has length 80 [2021-10-28 23:08:22,189 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:22,189 INFO L470 AbstractCegarLoop]: Abstraction has 237 states and 292 transitions. [2021-10-28 23:08:22,189 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 23:08:22,190 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 292 transitions. [2021-10-28 23:08:22,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2021-10-28 23:08:22,191 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:22,191 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 23:08:22,221 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:22,399 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:22,399 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 23:08:22,399 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:22,400 INFO L85 PathProgramCache]: Analyzing trace with hash 1574895578, now seen corresponding path program 1 times [2021-10-28 23:08:22,400 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:22,400 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111742025] [2021-10-28 23:08:22,400 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:22,400 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:22,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:23,047 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 23:08:23,047 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:23,047 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111742025] [2021-10-28 23:08:23,048 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111742025] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:23,048 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1331577881] [2021-10-28 23:08:23,048 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:23,048 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:23,048 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:23,049 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:23,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-10-28 23:08:24,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:24,095 INFO L263 TraceCheckSpWp]: Trace formula consists of 2721 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-28 23:08:24,099 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:24,627 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 23:08:24,628 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1331577881] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:24,628 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:08:24,628 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 12 [2021-10-28 23:08:24,628 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1108600900] [2021-10-28 23:08:24,629 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 23:08:24,629 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:24,629 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 23:08:24,630 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=56, Invalid=76, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:08:24,630 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 23:08:24,701 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:24,702 INFO L93 Difference]: Finished difference Result 375 states and 472 transitions. [2021-10-28 23:08:24,702 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-10-28 23:08:24,703 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 23:08:24,703 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:24,705 INFO L225 Difference]: With dead ends: 375 [2021-10-28 23:08:24,705 INFO L226 Difference]: Without dead ends: 238 [2021-10-28 23:08:24,706 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 23:08:24,707 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 238 states. [2021-10-28 23:08:24,728 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 238 to 238. [2021-10-28 23:08:24,729 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 23:08:24,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 293 transitions. [2021-10-28 23:08:24,731 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 293 transitions. Word has length 80 [2021-10-28 23:08:24,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:24,731 INFO L470 AbstractCegarLoop]: Abstraction has 238 states and 293 transitions. [2021-10-28 23:08:24,732 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 23:08:24,732 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 293 transitions. [2021-10-28 23:08:24,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2021-10-28 23:08:24,733 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:24,734 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 23:08:24,779 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2021-10-28 23:08:24,955 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-10-28 23:08:24,955 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 23:08:24,955 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:24,956 INFO L85 PathProgramCache]: Analyzing trace with hash 846540233, now seen corresponding path program 2 times [2021-10-28 23:08:24,956 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:24,956 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1780384867] [2021-10-28 23:08:24,956 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:24,956 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:25,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:25,635 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 23:08:25,635 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:25,635 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1780384867] [2021-10-28 23:08:25,636 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1780384867] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:25,636 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [69145913] [2021-10-28 23:08:25,636 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:08:25,636 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:25,636 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:25,639 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:25,652 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-10-28 23:08:26,974 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:08:26,975 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:08:26,991 INFO L263 TraceCheckSpWp]: Trace formula consists of 2693 conjuncts, 20 conjunts are in the unsatisfiable core [2021-10-28 23:08:26,996 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:27,745 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 23:08:27,881 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 23:08:27,999 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 23:08:28,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [69145913] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:28,000 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:08:28,000 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [8] total 14 [2021-10-28 23:08:28,000 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [558561988] [2021-10-28 23:08:28,001 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-10-28 23:08:28,001 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:28,001 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-10-28 23:08:28,001 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=141, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:08:28,002 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 23:08:31,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:31,269 INFO L93 Difference]: Finished difference Result 337 states and 424 transitions. [2021-10-28 23:08:31,269 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:08:31,270 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 23:08:31,270 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:31,272 INFO L225 Difference]: With dead ends: 337 [2021-10-28 23:08:31,272 INFO L226 Difference]: Without dead ends: 222 [2021-10-28 23:08:31,273 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 76 SyntacticMatches, 0 SemanticMatches, 21 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 51 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=121, Invalid=385, Unknown=0, NotChecked=0, Total=506 [2021-10-28 23:08:31,273 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2021-10-28 23:08:31,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 222. [2021-10-28 23:08:31,291 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 23:08:31,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 271 transitions. [2021-10-28 23:08:31,293 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 271 transitions. Word has length 81 [2021-10-28 23:08:31,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:31,293 INFO L470 AbstractCegarLoop]: Abstraction has 222 states and 271 transitions. [2021-10-28 23:08:31,294 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 23:08:31,294 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 271 transitions. [2021-10-28 23:08:31,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-10-28 23:08:31,295 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:31,295 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 23:08:31,346 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:31,519 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-10-28 23:08:31,519 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 23:08:31,519 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:31,519 INFO L85 PathProgramCache]: Analyzing trace with hash 1401751239, now seen corresponding path program 1 times [2021-10-28 23:08:31,519 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:31,520 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1741458678] [2021-10-28 23:08:31,520 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:31,520 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:31,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:32,183 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 23:08:32,183 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:32,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1741458678] [2021-10-28 23:08:32,184 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1741458678] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:32,184 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [592757468] [2021-10-28 23:08:32,184 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:32,184 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:32,184 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:32,186 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:32,215 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-10-28 23:08:33,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:33,699 INFO L263 TraceCheckSpWp]: Trace formula consists of 2742 conjuncts, 8 conjunts are in the unsatisfiable core [2021-10-28 23:08:33,704 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:34,337 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 23:08:34,338 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [592757468] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:34,338 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:08:34,338 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-10-28 23:08:34,338 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1916820301] [2021-10-28 23:08:34,339 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:08:34,339 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:34,339 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:08:34,340 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=76, Invalid=106, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:08:34,340 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 23:08:34,409 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:34,409 INFO L93 Difference]: Finished difference Result 344 states and 429 transitions. [2021-10-28 23:08:34,410 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-10-28 23:08:34,410 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 23:08:34,410 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:34,412 INFO L225 Difference]: With dead ends: 344 [2021-10-28 23:08:34,412 INFO L226 Difference]: Without dead ends: 223 [2021-10-28 23:08:34,413 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 23:08:34,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 223 states. [2021-10-28 23:08:34,432 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 223 to 223. [2021-10-28 23:08:34,433 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 23:08:34,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 223 states and 272 transitions. [2021-10-28 23:08:34,435 INFO L78 Accepts]: Start accepts. Automaton has 223 states and 272 transitions. Word has length 84 [2021-10-28 23:08:34,435 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:34,435 INFO L470 AbstractCegarLoop]: Abstraction has 223 states and 272 transitions. [2021-10-28 23:08:34,435 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 23:08:34,436 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 272 transitions. [2021-10-28 23:08:34,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-10-28 23:08:34,437 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:34,437 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 23:08:34,488 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:34,651 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-10-28 23:08:34,651 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 23:08:34,651 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:34,651 INFO L85 PathProgramCache]: Analyzing trace with hash 1953277238, now seen corresponding path program 2 times [2021-10-28 23:08:34,652 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:34,652 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1031209798] [2021-10-28 23:08:34,652 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:34,652 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:34,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:35,350 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 23:08:35,351 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:35,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1031209798] [2021-10-28 23:08:35,351 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1031209798] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:35,351 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1727276186] [2021-10-28 23:08:35,352 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:08:35,352 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:35,352 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:35,356 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:35,357 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-10-28 23:08:36,340 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:08:36,341 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:08:36,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 2707 conjuncts, 16 conjunts are in the unsatisfiable core [2021-10-28 23:08:36,355 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:36,694 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 23:08:36,694 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1727276186] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:36,694 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:08:36,694 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [9] total 12 [2021-10-28 23:08:36,695 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [942014385] [2021-10-28 23:08:36,695 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2021-10-28 23:08:36,695 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:36,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-28 23:08:36,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:08:36,697 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 23:08:37,071 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:37,071 INFO L93 Difference]: Finished difference Result 435 states and 546 transitions. [2021-10-28 23:08:37,072 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-28 23:08:37,072 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 23:08:37,072 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:37,074 INFO L225 Difference]: With dead ends: 435 [2021-10-28 23:08:37,074 INFO L226 Difference]: Without dead ends: 299 [2021-10-28 23:08:37,075 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 23:08:37,076 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 299 states. [2021-10-28 23:08:37,092 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 299 to 207. [2021-10-28 23:08:37,093 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 23:08:37,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 207 states and 251 transitions. [2021-10-28 23:08:37,095 INFO L78 Accepts]: Start accepts. Automaton has 207 states and 251 transitions. Word has length 85 [2021-10-28 23:08:37,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:37,095 INFO L470 AbstractCegarLoop]: Abstraction has 207 states and 251 transitions. [2021-10-28 23:08:37,095 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 23:08:37,095 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 251 transitions. [2021-10-28 23:08:37,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-10-28 23:08:37,097 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:37,097 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 23:08:37,146 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:37,315 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-10-28 23:08:37,315 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 23:08:37,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:37,315 INFO L85 PathProgramCache]: Analyzing trace with hash -14478783, now seen corresponding path program 1 times [2021-10-28 23:08:37,316 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:37,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1637909392] [2021-10-28 23:08:37,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:37,316 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:38,067 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 23:08:38,067 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:38,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1637909392] [2021-10-28 23:08:38,067 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1637909392] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:38,067 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875587461] [2021-10-28 23:08:38,068 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:38,068 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:38,068 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:38,070 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:38,090 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-10-28 23:08:39,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:39,306 INFO L263 TraceCheckSpWp]: Trace formula consists of 2822 conjuncts, 9 conjunts are in the unsatisfiable core [2021-10-28 23:08:39,312 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:39,952 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 23:08:39,953 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875587461] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:39,953 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-10-28 23:08:39,953 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-10-28 23:08:39,953 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312084310] [2021-10-28 23:08:39,954 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-10-28 23:08:39,954 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:39,955 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-10-28 23:08:39,955 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=141, Unknown=0, NotChecked=0, Total=240 [2021-10-28 23:08:39,955 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 23:08:40,030 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:40,031 INFO L93 Difference]: Finished difference Result 329 states and 408 transitions. [2021-10-28 23:08:40,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-28 23:08:40,032 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 23:08:40,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:40,034 INFO L225 Difference]: With dead ends: 329 [2021-10-28 23:08:40,034 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 23:08:40,034 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 23:08:40,035 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 23:08:40,048 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 208. [2021-10-28 23:08:40,049 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 23:08:40,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 208 states and 252 transitions. [2021-10-28 23:08:40,050 INFO L78 Accepts]: Start accepts. Automaton has 208 states and 252 transitions. Word has length 88 [2021-10-28 23:08:40,050 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:40,050 INFO L470 AbstractCegarLoop]: Abstraction has 208 states and 252 transitions. [2021-10-28 23:08:40,051 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 23:08:40,051 INFO L276 IsEmpty]: Start isEmpty. Operand 208 states and 252 transitions. [2021-10-28 23:08:40,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2021-10-28 23:08:40,052 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:40,052 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 23:08:40,125 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:40,279 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-10-28 23:08:40,279 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 23:08:40,280 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:40,280 INFO L85 PathProgramCache]: Analyzing trace with hash 426570604, now seen corresponding path program 2 times [2021-10-28 23:08:40,280 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:40,280 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801872867] [2021-10-28 23:08:40,280 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:40,280 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:40,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:40,995 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 23:08:40,995 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:40,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801872867] [2021-10-28 23:08:40,995 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [801872867] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:40,995 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1212023493] [2021-10-28 23:08:40,995 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:08:40,996 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:40,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:40,996 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:41,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-10-28 23:08:42,335 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:08:42,335 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:08:42,348 INFO L263 TraceCheckSpWp]: Trace formula consists of 2780 conjuncts, 13 conjunts are in the unsatisfiable core [2021-10-28 23:08:42,353 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:42,813 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 23:08:42,814 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1212023493] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:42,814 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:08:42,814 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [10] total 12 [2021-10-28 23:08:42,814 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1709864579] [2021-10-28 23:08:42,815 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-10-28 23:08:42,815 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:42,815 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-28 23:08:42,816 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=83, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:08:42,816 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 23:08:42,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:42,988 INFO L93 Difference]: Finished difference Result 393 states and 477 transitions. [2021-10-28 23:08:42,988 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-28 23:08:42,989 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 23:08:42,989 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:42,991 INFO L225 Difference]: With dead ends: 393 [2021-10-28 23:08:42,991 INFO L226 Difference]: Without dead ends: 208 [2021-10-28 23:08:42,992 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 23:08:42,993 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 208 states. [2021-10-28 23:08:43,007 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 208 to 202. [2021-10-28 23:08:43,008 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 23:08:43,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 202 states and 242 transitions. [2021-10-28 23:08:43,009 INFO L78 Accepts]: Start accepts. Automaton has 202 states and 242 transitions. Word has length 89 [2021-10-28 23:08:43,009 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:43,009 INFO L470 AbstractCegarLoop]: Abstraction has 202 states and 242 transitions. [2021-10-28 23:08:43,009 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 23:08:43,010 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 242 transitions. [2021-10-28 23:08:43,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2021-10-28 23:08:43,011 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:43,011 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 23:08:43,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:43,227 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:43,227 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 23:08:43,227 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:43,227 INFO L85 PathProgramCache]: Analyzing trace with hash 502500184, now seen corresponding path program 1 times [2021-10-28 23:08:43,228 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:43,228 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1595035126] [2021-10-28 23:08:43,228 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:43,228 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:43,313 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:08:43,313 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1241863841] [2021-10-28 23:08:43,314 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:43,314 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:43,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:43,315 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:43,334 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-10-28 23:08:44,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:08:44,439 INFO L263 TraceCheckSpWp]: Trace formula consists of 2957 conjuncts, 10 conjunts are in the unsatisfiable core [2021-10-28 23:08:44,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:45,108 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 23:08:45,109 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:45,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1595035126] [2021-10-28 23:08:45,109 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:08:45,109 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1241863841] [2021-10-28 23:08:45,109 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1241863841] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:08:45,109 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:08:45,109 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2021-10-28 23:08:45,110 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2043936124] [2021-10-28 23:08:45,110 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-10-28 23:08:45,110 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:45,111 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-10-28 23:08:45,111 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=45, Invalid=45, Unknown=0, NotChecked=0, Total=90 [2021-10-28 23:08:45,111 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 23:08:45,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:45,205 INFO L93 Difference]: Finished difference Result 324 states and 399 transitions. [2021-10-28 23:08:45,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-28 23:08:45,209 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 23:08:45,209 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:45,210 INFO L225 Difference]: With dead ends: 324 [2021-10-28 23:08:45,211 INFO L226 Difference]: Without dead ends: 203 [2021-10-28 23:08:45,211 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 23:08:45,212 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 203 states. [2021-10-28 23:08:45,226 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 203 to 203. [2021-10-28 23:08:45,226 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 23:08:45,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 243 transitions. [2021-10-28 23:08:45,228 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 243 transitions. Word has length 95 [2021-10-28 23:08:45,228 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:45,228 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 243 transitions. [2021-10-28 23:08:45,228 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 23:08:45,228 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 243 transitions. [2021-10-28 23:08:45,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2021-10-28 23:08:45,230 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:45,230 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 23:08:45,278 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:45,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-10-28 23:08:45,451 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 23:08:45,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:45,451 INFO L85 PathProgramCache]: Analyzing trace with hash -726950603, now seen corresponding path program 2 times [2021-10-28 23:08:45,452 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:45,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1024961113] [2021-10-28 23:08:45,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:45,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:45,541 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:08:45,541 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2032985713] [2021-10-28 23:08:45,541 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:08:45,541 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:45,542 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:45,542 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:45,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-10-28 23:08:46,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:08:46,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:08:46,792 INFO L263 TraceCheckSpWp]: Trace formula consists of 2908 conjuncts, 45 conjunts are in the unsatisfiable core [2021-10-28 23:08:46,797 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:08:47,483 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:47,485 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 23:08:47,602 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 23:08:48,205 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,208 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,210 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,213 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,216 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,219 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,465 INFO L354 Elim1Store]: treesize reduction 254, result has 17.3 percent of original size [2021-10-28 23:08:48,466 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 23:08:48,479 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,481 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,484 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,487 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,495 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,498 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-10-28 23:08:48,618 INFO L354 Elim1Store]: treesize reduction 150, result has 19.8 percent of original size [2021-10-28 23:08:48,618 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 23:08:49,001 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 23:08:49,070 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 23:08:49,070 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:08:49,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1024961113] [2021-10-28 23:08:49,070 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:08:49,070 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2032985713] [2021-10-28 23:08:49,070 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2032985713] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:08:49,070 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:08:49,071 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2021-10-28 23:08:49,071 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [872217192] [2021-10-28 23:08:49,071 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:08:49,071 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:08:49,072 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:08:49,072 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:08:49,072 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 23:08:59,202 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:08:59,202 INFO L93 Difference]: Finished difference Result 277 states and 339 transitions. [2021-10-28 23:08:59,203 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:08:59,203 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 23:08:59,204 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:08:59,205 INFO L225 Difference]: With dead ends: 277 [2021-10-28 23:08:59,205 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 23:08:59,206 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 86 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=113, Invalid=267, Unknown=0, NotChecked=0, Total=380 [2021-10-28 23:08:59,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 23:08:59,223 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 203. [2021-10-28 23:08:59,223 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 23:08:59,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 203 states and 241 transitions. [2021-10-28 23:08:59,225 INFO L78 Accepts]: Start accepts. Automaton has 203 states and 241 transitions. Word has length 96 [2021-10-28 23:08:59,225 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:08:59,225 INFO L470 AbstractCegarLoop]: Abstraction has 203 states and 241 transitions. [2021-10-28 23:08:59,225 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 23:08:59,226 INFO L276 IsEmpty]: Start isEmpty. Operand 203 states and 241 transitions. [2021-10-28 23:08:59,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-10-28 23:08:59,227 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:08:59,227 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 23:08:59,279 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-10-28 23:08:59,451 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:59,451 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 23:08:59,451 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:08:59,451 INFO L85 PathProgramCache]: Analyzing trace with hash -1176931502, now seen corresponding path program 1 times [2021-10-28 23:08:59,451 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:08:59,452 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1935799774] [2021-10-28 23:08:59,452 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:59,452 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:08:59,543 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:08:59,543 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1993190914] [2021-10-28 23:08:59,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:08:59,544 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:08:59,544 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:08:59,545 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:08:59,565 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-10-28 23:09:01,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:09:01,088 INFO L263 TraceCheckSpWp]: Trace formula consists of 2979 conjuncts, 11 conjunts are in the unsatisfiable core [2021-10-28 23:09:01,093 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:09:01,903 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 23:09:01,903 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:09:01,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1935799774] [2021-10-28 23:09:01,904 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:09:01,904 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1993190914] [2021-10-28 23:09:01,904 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1993190914] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:09:01,904 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:09:01,904 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11] total 11 [2021-10-28 23:09:01,905 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1068388079] [2021-10-28 23:09:01,905 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-10-28 23:09:01,905 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:09:01,906 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-10-28 23:09:01,906 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:09:01,907 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 23:09:01,962 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:09:01,963 INFO L93 Difference]: Finished difference Result 325 states and 396 transitions. [2021-10-28 23:09:01,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-10-28 23:09:01,964 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 23:09:01,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:09:01,966 INFO L225 Difference]: With dead ends: 325 [2021-10-28 23:09:01,966 INFO L226 Difference]: Without dead ends: 204 [2021-10-28 23:09:01,967 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 98 GetRequests, 89 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2021-10-28 23:09:01,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 204 states. [2021-10-28 23:09:01,987 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 204 to 204. [2021-10-28 23:09:01,988 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 23:09:01,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 242 transitions. [2021-10-28 23:09:01,989 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 242 transitions. Word has length 99 [2021-10-28 23:09:01,990 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:09:01,990 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 242 transitions. [2021-10-28 23:09:01,990 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 23:09:01,991 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 242 transitions. [2021-10-28 23:09:01,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-10-28 23:09:01,992 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:09:01,992 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 23:09:02,044 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2021-10-28 23:09:02,214 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:09:02,214 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 23:09:02,214 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:09:02,215 INFO L85 PathProgramCache]: Analyzing trace with hash 1347112623, now seen corresponding path program 2 times [2021-10-28 23:09:02,215 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:09:02,215 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110460792] [2021-10-28 23:09:02,215 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:09:02,215 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:09:02,315 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:09:02,316 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [735309687] [2021-10-28 23:09:02,316 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:09:02,316 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:09:02,317 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:09:02,317 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:09:02,338 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-10-28 23:09:03,718 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:09:03,718 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:09:03,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 2923 conjuncts, 81 conjunts are in the unsatisfiable core [2021-10-28 23:09:03,740 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:09:04,363 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 23:09:05,357 INFO L354 Elim1Store]: treesize reduction 228, result has 4.6 percent of original size [2021-10-28 23:09:05,357 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 23:09:05,432 INFO L354 Elim1Store]: treesize reduction 160, result has 6.4 percent of original size [2021-10-28 23:09:05,433 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 23:09:05,445 INFO L354 Elim1Store]: treesize reduction 11, result has 8.3 percent of original size [2021-10-28 23:09:05,445 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 23:09:06,091 INFO L354 Elim1Store]: treesize reduction 57, result has 17.4 percent of original size [2021-10-28 23:09:06,092 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 23:09:06,223 INFO L354 Elim1Store]: treesize reduction 41, result has 22.6 percent of original size [2021-10-28 23:09:06,223 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 23:09:06,442 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 23:09:06,443 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:09:06,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110460792] [2021-10-28 23:09:06,443 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:09:06,443 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [735309687] [2021-10-28 23:09:06,443 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [735309687] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:09:06,443 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:09:06,443 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [] total 14 [2021-10-28 23:09:06,443 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1036923626] [2021-10-28 23:09:06,444 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-10-28 23:09:06,444 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:09:06,445 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-28 23:09:06,445 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=152, Unknown=0, NotChecked=0, Total=182 [2021-10-28 23:09:06,446 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 23:09:17,183 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:09:17,183 INFO L93 Difference]: Finished difference Result 366 states and 455 transitions. [2021-10-28 23:09:17,184 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-10-28 23:09:17,184 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 23:09:17,184 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:09:17,186 INFO L225 Difference]: With dead ends: 366 [2021-10-28 23:09:17,186 INFO L226 Difference]: Without dead ends: 272 [2021-10-28 23:09:17,188 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 87 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 232 ImplicationChecksByTransitivity, 3.0s TimeCoverageRelationStatistics Valid=342, Invalid=990, Unknown=0, NotChecked=0, Total=1332 [2021-10-28 23:09:17,189 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 272 states. [2021-10-28 23:09:17,207 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 272 to 204. [2021-10-28 23:09:17,208 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 23:09:17,209 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 241 transitions. [2021-10-28 23:09:17,209 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 241 transitions. Word has length 100 [2021-10-28 23:09:17,210 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:09:17,210 INFO L470 AbstractCegarLoop]: Abstraction has 204 states and 241 transitions. [2021-10-28 23:09:17,210 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 23:09:17,211 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2021-10-28 23:09:17,212 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-10-28 23:09:17,212 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:09:17,212 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 23:09:17,271 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2021-10-28 23:09:17,439 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-10-28 23:09:17,439 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 23:09:17,439 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:09:17,440 INFO L85 PathProgramCache]: Analyzing trace with hash 1607201967, now seen corresponding path program 1 times [2021-10-28 23:09:17,440 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:09:17,440 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653874106] [2021-10-28 23:09:17,440 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:09:17,440 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:09:17,534 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:09:17,534 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1612396033] [2021-10-28 23:09:17,535 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:09:17,535 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:09:17,535 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:09:17,536 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:09:17,554 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-10-28 23:09:18,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:09:18,937 INFO L263 TraceCheckSpWp]: Trace formula consists of 3032 conjuncts, 12 conjunts are in the unsatisfiable core [2021-10-28 23:09:18,940 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:09:19,591 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 23:09:19,591 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:09:19,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653874106] [2021-10-28 23:09:19,591 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:09:19,591 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1612396033] [2021-10-28 23:09:19,591 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1612396033] provided 0 perfect and 1 imperfect interpolant sequences [2021-10-28 23:09:19,592 INFO L186 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2021-10-28 23:09:19,592 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12] total 12 [2021-10-28 23:09:19,592 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [907597302] [2021-10-28 23:09:19,592 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2021-10-28 23:09:19,592 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:09:19,593 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2021-10-28 23:09:19,593 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:09:19,594 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 23:09:19,652 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:09:19,652 INFO L93 Difference]: Finished difference Result 326 states and 395 transitions. [2021-10-28 23:09:19,652 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-10-28 23:09:19,653 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 23:09:19,653 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:09:19,655 INFO L225 Difference]: With dead ends: 326 [2021-10-28 23:09:19,655 INFO L226 Difference]: Without dead ends: 205 [2021-10-28 23:09:19,655 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=66, Invalid=66, Unknown=0, NotChecked=0, Total=132 [2021-10-28 23:09:19,656 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 205 states. [2021-10-28 23:09:19,674 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 205 to 205. [2021-10-28 23:09:19,674 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 23:09:19,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 205 states and 242 transitions. [2021-10-28 23:09:19,676 INFO L78 Accepts]: Start accepts. Automaton has 205 states and 242 transitions. Word has length 103 [2021-10-28 23:09:19,676 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:09:19,676 INFO L470 AbstractCegarLoop]: Abstraction has 205 states and 242 transitions. [2021-10-28 23:09:19,676 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 23:09:19,677 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2021-10-28 23:09:19,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-10-28 23:09:19,678 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:09:19,678 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 23:09:19,735 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-10-28 23:09:19,907 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:09:19,907 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 23:09:19,907 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:09:19,907 INFO L85 PathProgramCache]: Analyzing trace with hash 1761008012, now seen corresponding path program 2 times [2021-10-28 23:09:19,908 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:09:19,908 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1486192851] [2021-10-28 23:09:19,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:09:19,908 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:09:19,994 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:09:19,994 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1919926775] [2021-10-28 23:09:19,994 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-10-28 23:09:19,995 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:09:19,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:09:19,996 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:09:20,018 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-10-28 23:15:10,777 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-10-28 23:15:10,777 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-10-28 23:15:11,004 INFO L263 TraceCheckSpWp]: Trace formula consists of 2969 conjuncts, 182 conjunts are in the unsatisfiable core [2021-10-28 23:15:11,011 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:15:11,965 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 23:15:12,708 INFO L354 Elim1Store]: treesize reduction 15, result has 42.3 percent of original size [2021-10-28 23:15:12,708 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 23:15:14,458 INFO L354 Elim1Store]: treesize reduction 71, result has 29.7 percent of original size [2021-10-28 23:15:14,458 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 23:15:14,467 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 23:15:14,475 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 23:15:15,085 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 23:15:15,966 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 23:15:15,966 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:15,966 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1486192851] [2021-10-28 23:15:15,967 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:15:15,967 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1919926775] [2021-10-28 23:15:15,967 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1919926775] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:15,967 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:15,967 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [22] imperfect sequences [] total 22 [2021-10-28 23:15:15,967 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [460354751] [2021-10-28 23:15:15,967 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-10-28 23:15:15,968 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:15,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-10-28 23:15:15,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=407, Unknown=0, NotChecked=0, Total=462 [2021-10-28 23:15:15,969 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 23:15:49,689 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:49,689 INFO L93 Difference]: Finished difference Result 407 states and 480 transitions. [2021-10-28 23:15:49,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2021-10-28 23:15:49,690 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 23:15:49,690 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:49,691 INFO L225 Difference]: With dead ends: 407 [2021-10-28 23:15:49,691 INFO L226 Difference]: Without dead ends: 221 [2021-10-28 23:15:49,693 INFO L786 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 83 SyntacticMatches, 0 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 320 ImplicationChecksByTransitivity, 7.7s TimeCoverageRelationStatistics Valid=308, Invalid=1584, Unknown=0, NotChecked=0, Total=1892 [2021-10-28 23:15:49,693 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 221 states. [2021-10-28 23:15:49,713 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 221 to 210. [2021-10-28 23:15:49,714 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 23:15:49,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 210 states and 247 transitions. [2021-10-28 23:15:49,715 INFO L78 Accepts]: Start accepts. Automaton has 210 states and 247 transitions. Word has length 104 [2021-10-28 23:15:49,715 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:49,715 INFO L470 AbstractCegarLoop]: Abstraction has 210 states and 247 transitions. [2021-10-28 23:15:49,715 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 23:15:49,716 INFO L276 IsEmpty]: Start isEmpty. Operand 210 states and 247 transitions. [2021-10-28 23:15:49,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 23:15:49,716 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:49,717 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 23:15:49,902 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Ended with exit code 0 [2021-10-28 23:15:49,943 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-10-28 23:15:49,943 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 23:15:49,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:49,943 INFO L85 PathProgramCache]: Analyzing trace with hash 152233000, now seen corresponding path program 1 times [2021-10-28 23:15:49,943 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:49,943 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [494876534] [2021-10-28 23:15:49,943 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:49,944 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:50,049 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:15:50,049 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1002497196] [2021-10-28 23:15:50,049 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:50,050 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:15:50,050 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:50,055 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:15:50,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-10-28 23:15:51,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:51,399 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:15:51,402 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:15:51,823 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 23:15:51,823 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:51,823 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [494876534] [2021-10-28 23:15:51,823 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:15:51,824 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1002497196] [2021-10-28 23:15:51,824 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1002497196] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:51,824 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:51,824 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:15:51,824 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [205334520] [2021-10-28 23:15:51,825 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:15:51,825 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:51,825 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:15:51,825 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:15:51,826 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 23:15:52,023 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:52,023 INFO L93 Difference]: Finished difference Result 401 states and 473 transitions. [2021-10-28 23:15:52,024 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:15:52,024 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 23:15:52,024 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:52,025 INFO L225 Difference]: With dead ends: 401 [2021-10-28 23:15:52,026 INFO L226 Difference]: Without dead ends: 201 [2021-10-28 23:15:52,026 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 23:15:52,027 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 201 states. [2021-10-28 23:15:52,045 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 201 to 201. [2021-10-28 23:15:52,045 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 23:15:52,046 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 201 states and 235 transitions. [2021-10-28 23:15:52,046 INFO L78 Accepts]: Start accepts. Automaton has 201 states and 235 transitions. Word has length 106 [2021-10-28 23:15:52,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:52,047 INFO L470 AbstractCegarLoop]: Abstraction has 201 states and 235 transitions. [2021-10-28 23:15:52,047 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 23:15:52,047 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states and 235 transitions. [2021-10-28 23:15:52,048 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2021-10-28 23:15:52,048 INFO L505 BasicCegarLoop]: Found error trace [2021-10-28 23:15:52,048 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 23:15:52,095 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:52,271 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-10-28 23:15:52,271 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 23:15:52,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-28 23:15:52,271 INFO L85 PathProgramCache]: Analyzing trace with hash -1129119696, now seen corresponding path program 1 times [2021-10-28 23:15:52,271 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-10-28 23:15:52,271 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1591809322] [2021-10-28 23:15:52,271 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:52,272 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-10-28 23:15:52,350 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-10-28 23:15:52,351 INFO L332 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [681191221] [2021-10-28 23:15:52,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-10-28 23:15:52,351 INFO L170 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-28 23:15:52,351 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 [2021-10-28 23:15:52,352 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-10-28 23:15:52,373 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-10-28 23:15:53,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-28 23:15:53,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 3048 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-28 23:15:53,764 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-28 23:15:54,249 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 23:15:54,250 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-10-28 23:15:54,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1591809322] [2021-10-28 23:15:54,250 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: Unknown [2021-10-28 23:15:54,250 INFO L332 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [681191221] [2021-10-28 23:15:54,250 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [681191221] provided 1 perfect and 0 imperfect interpolant sequences [2021-10-28 23:15:54,250 INFO L186 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-28 23:15:54,250 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2021-10-28 23:15:54,250 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1033287445] [2021-10-28 23:15:54,251 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-10-28 23:15:54,251 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-10-28 23:15:54,251 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-28 23:15:54,251 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-28 23:15:54,252 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 23:15:54,353 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-28 23:15:54,353 INFO L93 Difference]: Finished difference Result 201 states and 235 transitions. [2021-10-28 23:15:54,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-28 23:15:54,354 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 23:15:54,354 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-28 23:15:54,354 INFO L225 Difference]: With dead ends: 201 [2021-10-28 23:15:54,354 INFO L226 Difference]: Without dead ends: 0 [2021-10-28 23:15:54,355 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 23:15:54,355 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-28 23:15:54,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-28 23:15:54,355 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 23:15:54,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-28 23:15:54,355 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 106 [2021-10-28 23:15:54,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-28 23:15:54,355 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-28 23:15:54,356 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 23:15:54,356 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-28 23:15:54,356 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-28 23:15:54,358 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,358 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,359 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,359 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,359 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,359 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION [2021-10-28 23:15:54,392 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-10-28 23:15:54,571 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-10-28 23:15:54,572 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-28 23:15:54,576 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,577 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,591 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,599 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,600 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,602 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,604 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,609 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,610 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,612 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,619 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,621 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,628 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,632 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,633 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,634 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,635 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,642 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,646 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,647 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,648 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,649 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,653 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,654 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,657 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,658 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,659 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,665 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,668 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,669 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,670 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,671 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,675 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,676 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,679 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,680 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,681 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,685 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,686 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,693 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:15:54,694 INFO L128 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout 10000 ms and remaining time -1 ms [2021-10-28 23:16:08,519 WARN L207 SmtUtils]: Spent 10.28 s on a formula simplification. DAG size of input: 57 DAG size of output: 54 [2021-10-28 23:16:09,595 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 23:16:09,595 INFO L853 garLoopResultBuilder]: At program point L10044-1(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,595 INFO L853 garLoopResultBuilder]: At program point L10044-2(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,595 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,596 INFO L853 garLoopResultBuilder]: At program point L10044-3(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,596 INFO L853 garLoopResultBuilder]: At program point L10044-4(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,596 INFO L853 garLoopResultBuilder]: At program point L10044-5(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,596 INFO L853 garLoopResultBuilder]: At program point L10044-6(lines 9999 10046) the Hoare annotation is: false [2021-10-28 23:16:09,596 INFO L857 garLoopResultBuilder]: For program point L10079-2(line 10079) no Hoare annotation was computed. [2021-10-28 23:16:09,597 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 23:16:09,597 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 23:16:09,597 INFO L857 garLoopResultBuilder]: For program point L10079(line 10079) no Hoare annotation was computed. [2021-10-28 23:16:09,597 INFO L857 garLoopResultBuilder]: For program point L10079-1(line 10079) no Hoare annotation was computed. [2021-10-28 23:16:09,598 INFO L857 garLoopResultBuilder]: For program point L6809(lines 6809 6819) no Hoare annotation was computed. [2021-10-28 23:16:09,598 INFO L857 garLoopResultBuilder]: For program point L10114(lines 10114 10129) no Hoare annotation was computed. [2021-10-28 23:16:09,598 INFO L853 garLoopResultBuilder]: At program point L9817(lines 9817 9830) the Hoare annotation is: false [2021-10-28 23:16:09,598 INFO L857 garLoopResultBuilder]: For program point L7274(lines 7274 7278) no Hoare annotation was computed. [2021-10-28 23:16:09,598 INFO L857 garLoopResultBuilder]: For program point L10082(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,599 INFO L857 garLoopResultBuilder]: For program point L10082-6(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,599 INFO L857 garLoopResultBuilder]: For program point L10082-8(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,599 INFO L857 garLoopResultBuilder]: For program point L10082-2(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,599 INFO L857 garLoopResultBuilder]: For program point L10082-4(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,599 INFO L853 garLoopResultBuilder]: At program point L2617-1(lines 2613 2621) the Hoare annotation is: false [2021-10-28 23:16:09,599 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 23:16:09,599 INFO L857 garLoopResultBuilder]: For program point L10082-10(lines 10082 10083) no Hoare annotation was computed. [2021-10-28 23:16:09,600 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,600 INFO L857 garLoopResultBuilder]: For program point L10085(line 10085) no Hoare annotation was computed. [2021-10-28 23:16:09,600 INFO L857 garLoopResultBuilder]: For program point L10085-1(line 10085) no Hoare annotation was computed. [2021-10-28 23:16:09,600 INFO L857 garLoopResultBuilder]: For program point L10085-2(line 10085) no Hoare annotation was computed. [2021-10-28 23:16:09,600 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 23:16:09,600 INFO L857 garLoopResultBuilder]: For program point L9821-1(line 9821) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L853 garLoopResultBuilder]: At program point L9821-2(line 9821) the Hoare annotation is: false [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point L9821-3(line 9821) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point L210(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point L210-1(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point L210-2(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,601 INFO L857 garLoopResultBuilder]: For program point L210-3(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,602 INFO L857 garLoopResultBuilder]: For program point L210-4(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,602 INFO L857 garLoopResultBuilder]: For program point L210-5(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,602 INFO L857 garLoopResultBuilder]: For program point L210-6(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,602 INFO L857 garLoopResultBuilder]: For program point L210-7(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,602 INFO L857 garLoopResultBuilder]: For program point L210-8(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L210-9(lines 210 212) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L10087-2(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L10054-1(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L10054-2(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L10087-4(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,603 INFO L857 garLoopResultBuilder]: For program point L10087(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,604 INFO L857 garLoopResultBuilder]: For program point L10054(lines 10054 10058) no Hoare annotation was computed. [2021-10-28 23:16:09,604 INFO L857 garLoopResultBuilder]: For program point L10087-10(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,604 INFO L857 garLoopResultBuilder]: For program point L10087-6(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,604 INFO L857 garLoopResultBuilder]: For program point L10087-8(line 10087) no Hoare annotation was computed. [2021-10-28 23:16:09,604 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211-2(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211-4(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211-6(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211-8(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,605 INFO L857 garLoopResultBuilder]: For program point L211-10(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,606 INFO L857 garLoopResultBuilder]: For program point L211-12(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,606 INFO L857 garLoopResultBuilder]: For program point L211-14(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,606 INFO L857 garLoopResultBuilder]: For program point L211-16(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,606 INFO L857 garLoopResultBuilder]: For program point L211-18(line 211) no Hoare annotation was computed. [2021-10-28 23:16:09,606 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 23:16:09,607 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$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (< 0 |#StackHeapBarrier|)) [2021-10-28 23:16:09,607 INFO L857 garLoopResultBuilder]: For program point L9990-2(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,607 INFO L857 garLoopResultBuilder]: For program point L9990-3(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,607 INFO L857 garLoopResultBuilder]: For program point L9990(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L857 garLoopResultBuilder]: For program point L9990-9(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L857 garLoopResultBuilder]: For program point L9990-10(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L857 garLoopResultBuilder]: For program point L9825-5(line 9825) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L857 garLoopResultBuilder]: For program point L9990-12(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,608 INFO L853 garLoopResultBuilder]: At program point L9825-7(lines 9788 9829) the Hoare annotation is: false [2021-10-28 23:16:09,609 INFO L857 garLoopResultBuilder]: For program point L9990-5(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,609 INFO L857 garLoopResultBuilder]: For program point L9825(line 9825) no Hoare annotation was computed. [2021-10-28 23:16:09,609 INFO L853 garLoopResultBuilder]: At program point L9990-6(lines 9988 9991) the Hoare annotation is: (let ((.cse2 (select (select |#memory_$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$.base| ULTIMATE.start_aws_hash_table_is_valid_~map.base) ULTIMATE.start_aws_hash_table_is_valid_~map.offset) 0)) (or (= ULTIMATE.start_assume_abort_if_not_~cond 1) (= ULTIMATE.start_assume_abort_if_not_~cond 0)) (<= ULTIMATE.start_ensure_allocated_hash_table_~max_table_entries 32) (<= ULTIMATE.start_ensure_allocated_hash_table_~num_entries~0 32) (<= .cse0 32) (< (+ .cse2 1) |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (= ULTIMATE.start_aws_hash_table_is_valid_~map.base |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.base|) (< 0 |#StackHeapBarrier|)))) [2021-10-28 23:16:09,609 INFO L857 garLoopResultBuilder]: For program point L9825-1(line 9825) no Hoare annotation was computed. [2021-10-28 23:16:09,610 INFO L857 garLoopResultBuilder]: For program point L9990-7(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,610 INFO L857 garLoopResultBuilder]: For program point L9825-3(line 9825) no Hoare annotation was computed. [2021-10-28 23:16:09,610 INFO L857 garLoopResultBuilder]: For program point L9990-17(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,610 INFO L857 garLoopResultBuilder]: For program point L9990-19(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,610 INFO L853 garLoopResultBuilder]: At program point L9990-20(lines 9988 9991) the Hoare annotation is: (and (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| 0) (not (= |ULTIMATE.start_bounded_malloc_#res.base| 0)) (= |ULTIMATE.start_aws_hash_iter_begin_harness_~#map~0.offset| ULTIMATE.start_ensure_allocated_hash_table_~map.offset) (or (not (= ULTIMATE.start_hash_table_state_is_valid_~map.offset 0)) (not (= ULTIMATE.start_hash_table_state_is_valid_~map.base 0))) (= (select (select |#memory_$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 23:16:09,611 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 23:16:09,611 INFO L857 garLoopResultBuilder]: For program point L9825-8(lines 9825 9829) no Hoare annotation was computed. [2021-10-28 23:16:09,611 INFO L857 garLoopResultBuilder]: For program point L9990-14(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,611 INFO L857 garLoopResultBuilder]: For program point L9990-16(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,611 INFO L857 garLoopResultBuilder]: For program point L9990-26(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,611 INFO L853 garLoopResultBuilder]: At program point L9990-27(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:16:09,612 INFO L853 garLoopResultBuilder]: At program point L10090(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:16:09,612 INFO L857 garLoopResultBuilder]: For program point L9990-28(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,612 INFO L857 garLoopResultBuilder]: For program point L9990-21(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,612 INFO L857 garLoopResultBuilder]: For program point L9990-23(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,612 INFO L857 garLoopResultBuilder]: For program point L9990-24(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,612 INFO L857 garLoopResultBuilder]: For program point L9990-33(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,612 INFO L853 garLoopResultBuilder]: At program point L9990-34(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:16:09,613 INFO L857 garLoopResultBuilder]: For program point L9990-35(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,613 INFO L853 garLoopResultBuilder]: At program point L10090-1(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:16:09,613 INFO L857 garLoopResultBuilder]: For program point L9990-30(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,613 INFO L853 garLoopResultBuilder]: At program point L10090-2(lines 10052 10093) the Hoare annotation is: false [2021-10-28 23:16:09,613 INFO L857 garLoopResultBuilder]: For program point L9990-31(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,613 INFO L853 garLoopResultBuilder]: At program point L9990-41(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-42(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-44(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-37(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-38(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-40(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-45(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L857 garLoopResultBuilder]: For program point L9990-47(line 9990) no Hoare annotation was computed. [2021-10-28 23:16:09,614 INFO L853 garLoopResultBuilder]: At program point L9990-48(lines 9988 9991) the Hoare annotation is: false [2021-10-28 23:16:09,615 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 23:16:09,615 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 23:16:09,615 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 23:16:09,615 INFO L853 garLoopResultBuilder]: At program point L1998-3(lines 1988 1999) the Hoare annotation is: false [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L10059(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L10059-1(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L10059-2(lines 10059 10063) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L10126-2(line 10126) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L10126(line 10126) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L857 garLoopResultBuilder]: For program point L9796-2(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 23:16:09,615 INFO L853 garLoopResultBuilder]: At program point L9796-3(lines 9796 9805) the Hoare annotation is: false [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point L9796-4(lines 9796 9805) no Hoare annotation was computed. [2021-10-28 23:16:09,616 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 23:16:09,616 INFO L853 garLoopResultBuilder]: At program point L250-1(lines 248 251) the Hoare annotation is: false [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point L7385-3(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point L7385-2(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point L7385-1(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point L7385(lines 7385 7387) no Hoare annotation was computed. [2021-10-28 23:16:09,616 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-28 23:16:09,616 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 23:16:09,616 INFO L853 garLoopResultBuilder]: At program point L2630-2(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 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 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L2498(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:16:09,617 INFO L853 garLoopResultBuilder]: At program point L2630-4(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 INFO L853 garLoopResultBuilder]: At program point L2630-3(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 INFO L853 garLoopResultBuilder]: At program point L2630-6(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2021-10-28 23:16:09,617 INFO L853 garLoopResultBuilder]: At program point L2630-5(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 INFO L853 garLoopResultBuilder]: At program point L2630-7(lines 2626 2631) the Hoare annotation is: false [2021-10-28 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L9799(lines 9799 9804) no Hoare annotation was computed. [2021-10-28 23:16:09,617 INFO L860 garLoopResultBuilder]: At program point L10130(line 10130) the Hoare annotation is: true [2021-10-28 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L10064(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L10064-1(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:16:09,617 INFO L857 garLoopResultBuilder]: For program point L10064-2(lines 10064 10068) no Hoare annotation was computed. [2021-10-28 23:16:09,618 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 23:16:09,618 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 23:16:09,618 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 23:16:09,618 INFO L853 garLoopResultBuilder]: At program point L255-1(lines 253 256) the Hoare annotation is: false [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222-1(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222-2(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222-3(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222-4(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L222-5(lines 222 224) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,618 INFO L857 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-3(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-4(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-6(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-7(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-9(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-10(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-12(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-13(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L10001-4(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L10001-5(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,619 INFO L857 garLoopResultBuilder]: For program point L223-15(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L10001-6(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L223-16(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L10001(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L10001-1(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L10001-2(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L10001-3(lines 10001 10005) no Hoare annotation was computed. [2021-10-28 23:16:09,620 INFO L857 garLoopResultBuilder]: For program point L7195(lines 7195 7201) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L10069(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L10069-1(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L10069-2(lines 10069 10073) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L7196(lines 7196 7200) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L10104(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:16:09,621 INFO L857 garLoopResultBuilder]: For program point L10104-1(lines 10104 10106) no Hoare annotation was computed. [2021-10-28 23:16:09,622 INFO L857 garLoopResultBuilder]: For program point L2542(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:16:09,622 INFO L857 garLoopResultBuilder]: For program point L2542-1(lines 2542 2543) no Hoare annotation was computed. [2021-10-28 23:16:09,622 INFO L853 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2021-10-28 23:16:09,622 INFO L857 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-28 23:16:09,622 INFO L853 garLoopResultBuilder]: At program point L-1-2(line -1) the Hoare annotation is: false [2021-10-28 23:16:09,622 INFO L857 garLoopResultBuilder]: For program point L-1-3(line -1) no Hoare annotation was computed. [2021-10-28 23:16:09,622 INFO L857 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L7267(lines 7267 7272) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L10108(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L10108-1(lines 10108 10110) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L10075(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L10075-1(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:16:09,623 INFO L857 garLoopResultBuilder]: For program point L10075-2(lines 10075 10088) no Hoare annotation was computed. [2021-10-28 23:16:09,624 INFO L857 garLoopResultBuilder]: For program point L10076(line 10076) no Hoare annotation was computed. [2021-10-28 23:16:09,624 INFO L857 garLoopResultBuilder]: For program point L10076-1(line 10076) no Hoare annotation was computed. [2021-10-28 23:16:09,624 INFO L857 garLoopResultBuilder]: For program point L10076-2(line 10076) no Hoare annotation was computed. [2021-10-28 23:16:09,624 INFO L853 garLoopResultBuilder]: At program point L2545-1(lines 2541 2546) the Hoare annotation is: false [2021-10-28 23:16:09,624 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 23:16:09,624 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 23:16:09,628 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 23:16:09,629 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-10-28 23:16:09,651 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,652 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,653 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,653 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,658 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,658 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,658 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,659 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,659 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,659 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,659 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,660 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,661 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,661 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,662 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,662 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,662 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,662 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,663 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,663 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,666 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,666 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,666 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,666 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,667 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,667 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,667 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,667 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,669 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,669 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,669 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,670 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,670 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,670 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,670 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,671 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,673 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 23:16:09,673 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 23:16:09,674 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 23:16:09,675 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 23:16:09,676 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,677 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,677 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,678 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,679 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,679 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,680 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,680 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,681 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,681 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,682 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,687 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 23:16:09,687 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 23:16:09,687 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 23:16:09,688 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 23:16:09,688 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 23:16:09,689 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 23:16:09,689 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 23:16:09,689 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 23:16:09,689 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 23:16:09,690 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 23:16:09,691 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,691 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,691 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,692 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,693 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,694 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,695 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,695 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:09,695 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:09,699 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.10 11:16:09 BoogieIcfgContainer [2021-10-28 23:16:09,699 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-28 23:16:09,700 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-28 23:16:09,700 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-28 23:16:09,700 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-28 23:16:09,701 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.10 11:07:42" (3/4) ... [2021-10-28 23:16:09,704 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-28 23:16:09,742 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 203 nodes and edges [2021-10-28 23:16:09,745 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 77 nodes and edges [2021-10-28 23:16:09,748 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 27 nodes and edges [2021-10-28 23:16:09,751 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2021-10-28 23:16:09,755 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2021-10-28 23:16:09,758 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2021-10-28 23:16:09,761 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-28 23:16:09,764 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-28 23:16:09,794 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 23:16:09,794 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 23:16:09,794 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 23:16:09,794 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 23:16:09,795 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 23:16:09,795 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 23:16:09,795 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 23:16:09,796 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 23:16:09,796 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 23:16:09,797 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 23:16:09,797 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 23:16:09,797 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 23:16:09,798 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 23:16:09,798 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 23:16:09,798 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 23:16:09,798 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 23:16:09,800 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 23:16:09,800 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 23:16:10,583 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/witness.graphml [2021-10-28 23:16:10,584 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-28 23:16:10,585 INFO L168 Benchmark]: Toolchain (without parser) took 523423.99 ms. Allocated memory was 100.7 MB in the beginning and 589.3 MB in the end (delta: 488.6 MB). Free memory was 60.1 MB in the beginning and 423.6 MB in the end (delta: -363.5 MB). Peak memory consumption was 436.3 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,585 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 100.7 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2021-10-28 23:16:10,585 INFO L168 Benchmark]: CACSL2BoogieTranslator took 3858.51 ms. Allocated memory was 100.7 MB in the beginning and 172.0 MB in the end (delta: 71.3 MB). Free memory was 60.1 MB in the beginning and 84.2 MB in the end (delta: -24.1 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,586 INFO L168 Benchmark]: Boogie Procedure Inliner took 267.31 ms. Allocated memory is still 172.0 MB. Free memory was 84.2 MB in the beginning and 113.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,586 INFO L168 Benchmark]: Boogie Preprocessor took 178.03 ms. Allocated memory is still 172.0 MB. Free memory was 113.2 MB in the beginning and 101.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,586 INFO L168 Benchmark]: RCFGBuilder took 10646.03 ms. Allocated memory was 172.0 MB in the beginning and 312.5 MB in the end (delta: 140.5 MB). Free memory was 101.7 MB in the beginning and 226.8 MB in the end (delta: -125.1 MB). Peak memory consumption was 185.5 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,587 INFO L168 Benchmark]: TraceAbstraction took 507572.76 ms. Allocated memory was 312.5 MB in the beginning and 589.3 MB in the end (delta: 276.8 MB). Free memory was 226.8 MB in the beginning and 153.8 MB in the end (delta: 72.9 MB). Peak memory consumption was 350.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,587 INFO L168 Benchmark]: Witness Printer took 883.81 ms. Allocated memory is still 589.3 MB. Free memory was 153.8 MB in the beginning and 423.6 MB in the end (delta: -269.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. [2021-10-28 23:16:10,589 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 100.7 MB. Free memory is still 56.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 3858.51 ms. Allocated memory was 100.7 MB in the beginning and 172.0 MB in the end (delta: 71.3 MB). Free memory was 60.1 MB in the beginning and 84.2 MB in the end (delta: -24.1 MB). Peak memory consumption was 65.6 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 267.31 ms. Allocated memory is still 172.0 MB. Free memory was 84.2 MB in the beginning and 113.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 18.9 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 178.03 ms. Allocated memory is still 172.0 MB. Free memory was 113.2 MB in the beginning and 101.7 MB in the end (delta: 11.5 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * RCFGBuilder took 10646.03 ms. Allocated memory was 172.0 MB in the beginning and 312.5 MB in the end (delta: 140.5 MB). Free memory was 101.7 MB in the beginning and 226.8 MB in the end (delta: -125.1 MB). Peak memory consumption was 185.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 507572.76 ms. Allocated memory was 312.5 MB in the beginning and 589.3 MB in the end (delta: 276.8 MB). Free memory was 226.8 MB in the beginning and 153.8 MB in the end (delta: 72.9 MB). Peak memory consumption was 350.8 MB. Max. memory is 16.1 GB. * Witness Printer took 883.81 ms. Allocated memory is still 589.3 MB. Free memory was 153.8 MB in the beginning and 423.6 MB in the end (delta: -269.8 MB). Peak memory consumption was 40.8 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_hash_table_state_required_bytes_~#elemsize~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[ULTIMATE.start_ensure_allocated_hash_table_~#required_bytes~0.base,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 223]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 202 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 507.4s, OverallIterations: 25, TraceHistogramMax: 10, PathProgramHistogramMax: 2, EmptinessCheckTime: 0.0s, AutomataDifference: 81.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.0s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 5774 SDtfs, 6494 SDslu, 16939 SDs, 0 SdLazy, 3325 SolverSat, 368 SolverUnsat, 27 SolverUnknown, 0 SolverNotchecked, 65.0s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1969 GetRequests, 1683 SyntacticMatches, 0 SemanticMatches, 286 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 775 ImplicationChecksByTransitivity, 18.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=238occurred in iteration=12, InterpolantAutomatonStates: 220, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 25 MinimizatonAttempts, 481 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 52 LocationsWithAnnotation, 52 PreInvPairs, 78 NumberOfFragments, 1613 HoareAnnotationTreeSize, 52 FomulaSimplifications, 989 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 52 FomulaSimplificationsInter, 305 FormulaSimplificationTreeSizeReductionInter, 14.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 3.1s SsaConstructionTime, 366.4s SatisfiabilityAnalysisTime, 25.4s 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 23:16:10,619 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,619 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,619 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,620 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 23:16:10,622 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,623 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,624 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,625 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,625 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,626 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,627 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 23:16:10,629 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,629 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,631 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,631 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,631 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,632 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,632 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,632 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,633 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,634 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,634 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,634 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,634 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,634 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,635 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,635 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 23:16:10,636 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 23:16:10,636 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 23:16:10,636 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 23:16:10,637 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 23:16:10,639 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,639 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,642 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,643 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 23:16:10,643 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,643 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,644 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,644 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 23:16:10,645 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,645 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,646 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,646 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 23:16:10,648 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 23:16:10,648 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 23:16:10,649 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 23:16:10,649 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 23:16:10,649 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 23:16:10,650 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 23:16:10,650 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 23:16:10,650 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 23:16:10,650 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 23:16:10,650 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 23:16:10,651 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,652 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,652 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,652 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,652 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,653 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,653 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,654 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,655 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,655 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,655 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,655 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,656 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,656 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2021-10-28 23:16:10,656 WARN L418 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2021-10-28 23:16:10,656 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 23:16:10,862 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forcibly destroying the process [2021-10-28 23:16:10,890 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7a5886fa-4365-4ba4-8193-0e079b55ed87/bin/uautomizer-GMMbpWq8iD/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 137 Received shutdown request...