./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 5e519f3a Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc --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 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-5e519f3 [2022-11-02 20:31:51,855 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-02 20:31:51,857 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-02 20:31:51,884 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-02 20:31:51,884 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-02 20:31:51,886 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-02 20:31:51,887 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-02 20:31:51,889 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-02 20:31:51,891 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-02 20:31:51,895 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-02 20:31:51,896 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-02 20:31:51,900 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-02 20:31:51,900 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-02 20:31:51,906 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-02 20:31:51,907 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-02 20:31:51,909 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-02 20:31:51,910 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-02 20:31:51,911 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-02 20:31:51,913 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-02 20:31:51,917 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-02 20:31:51,921 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-02 20:31:51,923 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-02 20:31:51,926 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-02 20:31:51,927 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-02 20:31:51,933 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-02 20:31:51,938 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-02 20:31:51,938 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-02 20:31:51,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-02 20:31:51,941 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-02 20:31:51,941 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-02 20:31:51,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-02 20:31:51,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-02 20:31:51,945 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-02 20:31:51,946 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-02 20:31:51,948 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-02 20:31:51,948 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-02 20:31:51,949 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-02 20:31:51,949 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-02 20:31:51,949 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-02 20:31:51,950 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-02 20:31:51,951 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-02 20:31:51,952 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-02 20:31:51,985 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-02 20:31:51,985 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-02 20:31:51,989 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-02 20:31:51,990 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-02 20:31:51,991 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-02 20:31:51,991 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-02 20:31:51,991 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-02 20:31:51,992 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-02 20:31:51,992 INFO L138 SettingsManager]: * Use SBE=true [2022-11-02 20:31:51,992 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-02 20:31:51,993 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-02 20:31:51,994 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-02 20:31:51,994 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-02 20:31:51,994 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-02 20:31:51,994 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-02 20:31:51,995 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-02 20:31:51,995 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-02 20:31:51,995 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-02 20:31:51,995 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-02 20:31:51,995 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-02 20:31:51,996 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-02 20:31:51,996 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:31:51,996 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-02 20:31:51,997 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-02 20:31:51,997 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-02 20:31:51,997 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-02 20:31:51,997 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-02 20:31:51,998 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-02 20:31:51,998 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-02 20:31:51,998 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-02 20:31:51,998 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_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8b6d838964def4d11e7b735947c71f28c372f2bfcc6737eb555ad8684227244e [2022-11-02 20:31:52,269 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-02 20:31:52,305 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-02 20:31:52,310 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-02 20:31:52,311 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-02 20:31:52,312 INFO L275 PluginConnector]: CDTParser initialized [2022-11-02 20:31:52,313 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/../../sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-11-02 20:31:52,399 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/data/5f6f9b40a/042167feda824586961129e40e21c76c/FLAGf9ef8c8bf [2022-11-02 20:31:53,276 INFO L306 CDTParser]: Found 1 translation units. [2022-11-02 20:31:53,278 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i [2022-11-02 20:31:53,326 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/data/5f6f9b40a/042167feda824586961129e40e21c76c/FLAGf9ef8c8bf [2022-11-02 20:31:53,819 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/data/5f6f9b40a/042167feda824586961129e40e21c76c [2022-11-02 20:31:53,822 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-02 20:31:53,823 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-02 20:31:53,828 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-02 20:31:53,828 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-02 20:31:53,832 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-02 20:31:53,833 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:53" (1/1) ... [2022-11-02 20:31:53,835 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@227cbc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:53, skipping insertion in model container [2022-11-02 20:31:53,835 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 08:31:53" (1/1) ... [2022-11-02 20:31:53,843 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-02 20:31:53,978 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-02 20:31:54,326 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-11-02 20:31:54,334 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-11-02 20:31:55,460 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-02 20:31:55,564 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,565 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,566 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,570 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,572 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,589 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,589 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,591 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,591 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,593 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,594 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,594 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,595 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:55,994 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-02 20:31:55,995 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-02 20:31:55,996 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-02 20:31:55,997 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-02 20:31:55,998 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-02 20:31:55,999 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-02 20:31:55,999 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-02 20:31:56,000 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-02 20:31:56,002 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-02 20:31:56,002 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-02 20:31:56,157 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,158 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,164 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,164 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,169 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,170 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,175 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,180 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,223 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,224 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,227 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:31:56,247 INFO L203 MainTranslator]: Completed pre-run [2022-11-02 20:31:56,260 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4494,4507] [2022-11-02 20:31:56,261 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/sv-benchmarks/c/aws-c-common/aws_array_list_erase_harness.i[4554,4567] [2022-11-02 20:31:56,289 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-02 20:31:56,342 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,342 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,343 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,343 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,344 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,359 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,360 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,361 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,362 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,363 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,364 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,364 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,365 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,400 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-02 20:31:56,404 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-02 20:31:56,405 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-02 20:31:56,406 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-02 20:31:56,409 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-02 20:31:56,410 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-02 20:31:56,410 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-02 20:31:56,411 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-02 20:31:56,411 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-02 20:31:56,412 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-02 20:31:56,465 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,467 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,471 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,472 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,473 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,474 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,475 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,480 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,520 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,526 WARN L1543 CHandler]: Possible shadowing of function index [2022-11-02 20:31:56,530 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-02 20:31:56,714 INFO L208 MainTranslator]: Completed translation [2022-11-02 20:31:56,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56 WrapperNode [2022-11-02 20:31:56,715 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-02 20:31:56,716 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-02 20:31:56,716 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-02 20:31:56,716 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-02 20:31:56,724 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,790 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,853 INFO L138 Inliner]: procedures = 687, calls = 1681, calls flagged for inlining = 53, calls inlined = 12, statements flattened = 732 [2022-11-02 20:31:56,853 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-02 20:31:56,854 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-02 20:31:56,854 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-02 20:31:56,854 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-02 20:31:56,864 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,873 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,882 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,890 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,948 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,951 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,957 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,961 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,969 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-02 20:31:56,969 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-02 20:31:56,969 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-02 20:31:56,970 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-02 20:31:56,973 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (1/1) ... [2022-11-02 20:31:56,995 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-02 20:31:57,010 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:31:57,042 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-02 20:31:57,057 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-02 20:31:57,087 INFO L130 BoogieDeclarations]: Found specification of procedure memmove_impl [2022-11-02 20:31:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure memmove_impl [2022-11-02 20:31:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-02 20:31:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-02 20:31:57,088 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-02 20:31:57,088 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-02 20:31:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-02 20:31:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-02 20:31:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-02 20:31:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-02 20:31:57,089 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-02 20:31:57,089 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-02 20:31:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-02 20:31:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-02 20:31:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-02 20:31:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-02 20:31:57,090 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint8_t [2022-11-02 20:31:57,090 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint8_t [2022-11-02 20:31:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-02 20:31:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-02 20:31:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-02 20:31:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-02 20:31:57,091 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-02 20:31:57,091 INFO L130 BoogieDeclarations]: Found specification of procedure assert_byte_from_buffer_matches [2022-11-02 20:31:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assert_byte_from_buffer_matches [2022-11-02 20:31:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-02 20:31:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-02 20:31:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-02 20:31:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-02 20:31:57,092 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-02 20:31:57,092 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-02 20:31:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2022-11-02 20:31:57,093 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2022-11-02 20:31:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-02 20:31:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-02 20:31:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-02 20:31:57,093 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-02 20:31:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-02 20:31:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-02 20:31:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-02 20:31:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-02 20:31:57,094 INFO L130 BoogieDeclarations]: Found specification of procedure my_memmove [2022-11-02 20:31:57,094 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memmove [2022-11-02 20:31:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2022-11-02 20:31:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2022-11-02 20:31:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2022-11-02 20:31:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2022-11-02 20:31:57,095 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-02 20:31:57,095 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-02 20:31:57,096 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-02 20:31:57,448 INFO L235 CfgBuilder]: Building ICFG [2022-11-02 20:31:57,460 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-02 20:31:59,331 INFO L276 CfgBuilder]: Performing block encoding [2022-11-02 20:31:59,342 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-02 20:31:59,343 INFO L300 CfgBuilder]: Removed 0 assume(true) statements. [2022-11-02 20:31:59,345 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:59 BoogieIcfgContainer [2022-11-02 20:31:59,345 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-02 20:31:59,347 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-02 20:31:59,348 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-02 20:31:59,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-02 20:31:59,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 08:31:53" (1/3) ... [2022-11-02 20:31:59,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d84fd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:31:59, skipping insertion in model container [2022-11-02 20:31:59,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 08:31:56" (2/3) ... [2022-11-02 20:31:59,357 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5d84fd50 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 08:31:59, skipping insertion in model container [2022-11-02 20:31:59,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:59" (3/3) ... [2022-11-02 20:31:59,359 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_array_list_erase_harness.i [2022-11-02 20:31:59,379 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-02 20:31:59,380 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-02 20:31:59,452 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-02 20:31:59,459 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=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, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@1e65be6e, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-02 20:31:59,459 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-02 20:31:59,464 INFO L276 IsEmpty]: Start isEmpty. Operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) [2022-11-02 20:31:59,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-02 20:31:59,476 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:31:59,477 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2022-11-02 20:31:59,478 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:31:59,483 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:31:59,483 INFO L85 PathProgramCache]: Analyzing trace with hash -1159260553, now seen corresponding path program 1 times [2022-11-02 20:31:59,494 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:31:59,494 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1044894352] [2022-11-02 20:31:59,494 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:31:59,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:31:59,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,092 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:32:00,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,115 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:00,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,156 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:32:00,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,198 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:32:00,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,218 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 20:32:00,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,255 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-02 20:32:00,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,276 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:32:00,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,289 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-11-02 20:32:00,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,310 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:32:00,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,322 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:32:00,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,334 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:32:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,351 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 20:32:00,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,365 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:32:00,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:00,384 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 84 trivial. 0 not checked. [2022-11-02 20:32:00,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:00,385 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1044894352] [2022-11-02 20:32:00,386 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1044894352] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:00,387 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:32:00,387 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:32:00,389 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062469836] [2022-11-02 20:32:00,389 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:00,395 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:32:00,395 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:00,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:32:00,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:32:00,438 INFO L87 Difference]: Start difference. First operand has 248 states, 141 states have (on average 1.1914893617021276) internal successors, (168), 142 states have internal predecessors, (168), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (86), 86 states have call predecessors, (86), 86 states have call successors, (86) Second operand has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-02 20:32:01,486 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:32:01,486 INFO L93 Difference]: Finished difference Result 527 states and 815 transitions. [2022-11-02 20:32:01,488 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2022-11-02 20:32:01,489 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) Word has length 82 [2022-11-02 20:32:01,489 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:32:01,513 INFO L225 Difference]: With dead ends: 527 [2022-11-02 20:32:01,513 INFO L226 Difference]: Without dead ends: 281 [2022-11-02 20:32:01,523 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:32:01,526 INFO L413 NwaCegarLoop]: 319 mSDtfsCounter, 129 mSDsluCounter, 75 mSDsCounter, 0 mSdLazyCounter, 180 mSolverCounterSat, 220 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 146 SdHoareTripleChecker+Valid, 394 SdHoareTripleChecker+Invalid, 400 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 220 IncrementalHoareTripleChecker+Valid, 180 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2022-11-02 20:32:01,531 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [146 Valid, 394 Invalid, 400 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [220 Valid, 180 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2022-11-02 20:32:01,550 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 281 states. [2022-11-02 20:32:01,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 281 to 243. [2022-11-02 20:32:01,598 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 243 states, 137 states have (on average 1.1824817518248176) internal successors, (162), 138 states have internal predecessors, (162), 86 states have call successors, (86), 19 states have call predecessors, (86), 19 states have return successors, (85), 85 states have call predecessors, (85), 85 states have call successors, (85) [2022-11-02 20:32:01,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 243 states and 333 transitions. [2022-11-02 20:32:01,602 INFO L78 Accepts]: Start accepts. Automaton has 243 states and 333 transitions. Word has length 82 [2022-11-02 20:32:01,602 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:01,603 INFO L495 AbstractCegarLoop]: Abstraction has 243 states and 333 transitions. [2022-11-02 20:32:01,603 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 7.5) internal successors, (30), 2 states have internal predecessors, (30), 2 states have call successors, (15), 4 states have call predecessors, (15), 2 states have return successors, (13), 2 states have call predecessors, (13), 2 states have call successors, (13) [2022-11-02 20:32:01,603 INFO L276 IsEmpty]: Start isEmpty. Operand 243 states and 333 transitions. [2022-11-02 20:32:01,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-02 20:32:01,606 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:32:01,607 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2022-11-02 20:32:01,607 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-02 20:32:01,607 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:32:01,608 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:32:01,608 INFO L85 PathProgramCache]: Analyzing trace with hash 808636019, now seen corresponding path program 1 times [2022-11-02 20:32:01,608 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:32:01,608 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [228898801] [2022-11-02 20:32:01,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:01,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:32:01,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,319 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-02 20:32:02,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,332 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2022-11-02 20:32:02,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,354 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2022-11-02 20:32:02,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-02 20:32:02,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,382 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-02 20:32:02,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,408 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2022-11-02 20:32:02,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,444 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2022-11-02 20:32:02,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,598 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2022-11-02 20:32:02,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 47 [2022-11-02 20:32:02,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,626 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 56 [2022-11-02 20:32:02,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,639 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2022-11-02 20:32:02,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 67 [2022-11-02 20:32:02,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,668 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2022-11-02 20:32:02,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:02,687 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 15 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2022-11-02 20:32:02,688 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:02,688 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [228898801] [2022-11-02 20:32:02,689 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [228898801] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-02 20:32:02,690 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [179213297] [2022-11-02 20:32:02,690 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:02,690 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:02,696 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:32:02,702 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:32:02,711 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-02 20:32:03,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:03,251 INFO L263 TraceCheckSpWp]: Trace formula consists of 2106 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-02 20:32:03,260 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:32:03,339 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-02 20:32:03,340 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:32:03,340 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [179213297] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:03,341 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-02 20:32:03,341 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 9 [2022-11-02 20:32:03,342 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041211398] [2022-11-02 20:32:03,342 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:03,343 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:32:03,344 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:03,344 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:32:03,345 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:32:03,345 INFO L87 Difference]: Start difference. First operand 243 states and 333 transitions. Second operand has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-02 20:32:03,640 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:32:03,640 INFO L93 Difference]: Finished difference Result 451 states and 640 transitions. [2022-11-02 20:32:03,641 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:32:03,641 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) Word has length 82 [2022-11-02 20:32:03,642 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:32:03,647 INFO L225 Difference]: With dead ends: 451 [2022-11-02 20:32:03,647 INFO L226 Difference]: Without dead ends: 245 [2022-11-02 20:32:03,648 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 113 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2022-11-02 20:32:03,650 INFO L413 NwaCegarLoop]: 314 mSDtfsCounter, 2 mSDsluCounter, 1192 mSDsCounter, 0 mSdLazyCounter, 153 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1506 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 153 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2022-11-02 20:32:03,652 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1506 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 153 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2022-11-02 20:32:03,654 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 245 states. [2022-11-02 20:32:03,678 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 245 to 245. [2022-11-02 20:32:03,678 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 245 states, 138 states have (on average 1.181159420289855) internal successors, (163), 140 states have internal predecessors, (163), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-11-02 20:32:03,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 245 states and 351 transitions. [2022-11-02 20:32:03,681 INFO L78 Accepts]: Start accepts. Automaton has 245 states and 351 transitions. Word has length 82 [2022-11-02 20:32:03,681 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:03,682 INFO L495 AbstractCegarLoop]: Abstraction has 245 states and 351 transitions. [2022-11-02 20:32:03,682 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 7.8) internal successors, (39), 5 states have internal predecessors, (39), 3 states have call successors, (15), 2 states have call predecessors, (15), 4 states have return successors, (13), 3 states have call predecessors, (13), 3 states have call successors, (13) [2022-11-02 20:32:03,682 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 351 transitions. [2022-11-02 20:32:03,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-02 20:32:03,685 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:32:03,685 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2022-11-02 20:32:03,726 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Forceful destruction successful, exit code 0 [2022-11-02 20:32:03,902 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:03,903 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:32:03,903 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:32:03,903 INFO L85 PathProgramCache]: Analyzing trace with hash 1183616549, now seen corresponding path program 1 times [2022-11-02 20:32:03,903 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:32:03,903 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1861906007] [2022-11-02 20:32:03,904 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:03,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:32:03,983 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:32:03,984 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [677393302] [2022-11-02 20:32:03,984 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:03,984 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:03,984 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:32:03,985 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:32:04,010 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-02 20:32:04,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:04,474 INFO L263 TraceCheckSpWp]: Trace formula consists of 2248 conjuncts, 3 conjunts are in the unsatisfiable core [2022-11-02 20:32:04,478 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:32:04,497 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 38 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2022-11-02 20:32:04,497 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:32:04,498 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:04,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1861906007] [2022-11-02 20:32:04,498 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-02 20:32:04,498 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [677393302] [2022-11-02 20:32:04,498 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [677393302] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:04,498 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:32:04,498 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2022-11-02 20:32:04,499 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622886641] [2022-11-02 20:32:04,499 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:04,499 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2022-11-02 20:32:04,499 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:04,501 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2022-11-02 20:32:04,501 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2022-11-02 20:32:04,502 INFO L87 Difference]: Start difference. First operand 245 states and 351 transitions. Second operand has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:32:04,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:32:04,570 INFO L93 Difference]: Finished difference Result 458 states and 690 transitions. [2022-11-02 20:32:04,570 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-02 20:32:04,571 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 97 [2022-11-02 20:32:04,571 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:32:04,573 INFO L225 Difference]: With dead ends: 458 [2022-11-02 20:32:04,573 INFO L226 Difference]: Without dead ends: 250 [2022-11-02 20:32:04,574 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 94 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2022-11-02 20:32:04,575 INFO L413 NwaCegarLoop]: 332 mSDtfsCounter, 10 mSDsluCounter, 654 mSDsCounter, 0 mSdLazyCounter, 12 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 986 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 12 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2022-11-02 20:32:04,576 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [10 Valid, 986 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 12 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2022-11-02 20:32:04,577 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2022-11-02 20:32:04,596 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 247. [2022-11-02 20:32:04,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 247 states, 140 states have (on average 1.1785714285714286) internal successors, (165), 142 states have internal predecessors, (165), 86 states have call successors, (86), 19 states have call predecessors, (86), 20 states have return successors, (102), 85 states have call predecessors, (102), 85 states have call successors, (102) [2022-11-02 20:32:04,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 247 states and 353 transitions. [2022-11-02 20:32:04,600 INFO L78 Accepts]: Start accepts. Automaton has 247 states and 353 transitions. Word has length 97 [2022-11-02 20:32:04,600 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:04,600 INFO L495 AbstractCegarLoop]: Abstraction has 247 states and 353 transitions. [2022-11-02 20:32:04,600 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 11.5) internal successors, (46), 4 states have internal predecessors, (46), 2 states have call successors, (17), 2 states have call predecessors, (17), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-02 20:32:04,601 INFO L276 IsEmpty]: Start isEmpty. Operand 247 states and 353 transitions. [2022-11-02 20:32:04,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-02 20:32:04,602 INFO L187 NwaCegarLoop]: Found error trace [2022-11-02 20:32:04,602 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 4, 4, 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] [2022-11-02 20:32:04,646 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-02 20:32:04,825 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:04,826 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-02 20:32:04,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-02 20:32:04,826 INFO L85 PathProgramCache]: Analyzing trace with hash 307597543, now seen corresponding path program 1 times [2022-11-02 20:32:04,826 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-02 20:32:04,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [654404721] [2022-11-02 20:32:04,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:04,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-02 20:32:04,892 ERROR L245 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2022-11-02 20:32:04,892 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [896849747] [2022-11-02 20:32:04,892 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-02 20:32:04,893 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:04,893 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 [2022-11-02 20:32:04,894 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-02 20:32:04,916 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-02 20:32:05,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-02 20:32:05,371 INFO L263 TraceCheckSpWp]: Trace formula consists of 2253 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-02 20:32:05,375 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-02 20:32:05,437 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2022-11-02 20:32:05,437 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-02 20:32:05,437 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-02 20:32:05,437 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [654404721] [2022-11-02 20:32:05,438 WARN L310 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2022-11-02 20:32:05,438 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [896849747] [2022-11-02 20:32:05,438 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [896849747] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-02 20:32:05,438 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-02 20:32:05,438 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-11-02 20:32:05,438 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1200031092] [2022-11-02 20:32:05,438 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-02 20:32:05,439 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-02 20:32:05,439 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-02 20:32:05,439 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-02 20:32:05,440 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2022-11-02 20:32:05,440 INFO L87 Difference]: Start difference. First operand 247 states and 353 transitions. Second operand has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-02 20:32:05,542 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-02 20:32:05,543 INFO L93 Difference]: Finished difference Result 282 states and 390 transitions. [2022-11-02 20:32:05,543 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-02 20:32:05,543 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) Word has length 97 [2022-11-02 20:32:05,544 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-02 20:32:05,544 INFO L225 Difference]: With dead ends: 282 [2022-11-02 20:32:05,544 INFO L226 Difference]: Without dead ends: 0 [2022-11-02 20:32:05,546 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 92 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2022-11-02 20:32:05,548 INFO L413 NwaCegarLoop]: 65 mSDtfsCounter, 90 mSDsluCounter, 170 mSDsCounter, 0 mSdLazyCounter, 47 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 235 SdHoareTripleChecker+Invalid, 53 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 47 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-02 20:32:05,551 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [90 Valid, 235 Invalid, 53 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 47 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-02 20:32:05,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-02 20:32:05,553 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-02 20:32:05,553 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) [2022-11-02 20:32:05,553 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-02 20:32:05,554 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 97 [2022-11-02 20:32:05,554 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-02 20:32:05,554 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-02 20:32:05,555 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 7.833333333333333) internal successors, (47), 6 states have internal predecessors, (47), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (15), 4 states have call predecessors, (15), 4 states have call successors, (15) [2022-11-02 20:32:05,555 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-02 20:32:05,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-02 20:32:05,557 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-02 20:32:05,600 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-02 20:32:05,782 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-02 20:32:05,784 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-02 20:32:06,338 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 2778 2783) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,338 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 2778 2783) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point L2779-1(lines 2779 2781) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L895 garLoopResultBuilder]: At program point L2779(lines 2779 2781) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 2778 2783) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point L7013-4(lines 7012 7024) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L902 garLoopResultBuilder]: At program point L7022(line 7022) the Hoare annotation is: true [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point L7020-1(lines 7020 7022) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L902 garLoopResultBuilder]: At program point L7020(line 7020) the Hoare annotation is: true [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point L7022-1(line 7022) no Hoare annotation was computed. [2022-11-02 20:32:06,339 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 7012 7024) no Hoare annotation was computed. [2022-11-02 20:32:06,340 INFO L895 garLoopResultBuilder]: At program point L7014(lines 7014 7016) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-02 20:32:06,340 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 7012 7024) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-02 20:32:06,340 INFO L899 garLoopResultBuilder]: For program point L7020-3(lines 7020 7022) no Hoare annotation was computed. [2022-11-02 20:32:06,340 INFO L899 garLoopResultBuilder]: For program point L7014-1(lines 7014 7016) no Hoare annotation was computed. [2022-11-02 20:32:06,340 INFO L899 garLoopResultBuilder]: For program point L7019-1(line 7019) no Hoare annotation was computed. [2022-11-02 20:32:06,340 INFO L895 garLoopResultBuilder]: At program point L7019(line 7019) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-02 20:32:06,340 INFO L899 garLoopResultBuilder]: For program point L7017-1(line 7017) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L895 garLoopResultBuilder]: At program point L7017(line 7017) the Hoare annotation is: (or (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#valid)| |#valid|)) (not (< 0 |#StackHeapBarrier|))) [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point L7013-2(lines 7013 7023) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point L7013(line 7013) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tEXIT(line 267) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L902 garLoopResultBuilder]: At program point nondet_uint8_tENTRY(line 267) the Hoare annotation is: true [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point nondet_uint8_tFINAL(line 267) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6998 7010) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6998 7010) the Hoare annotation is: true [2022-11-02 20:32:06,341 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6998 7010) no Hoare annotation was computed. [2022-11-02 20:32:06,341 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 3259 3286) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3281(line 3281) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3279(lines 3279 3280) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3281-2(line 3281) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3279-3(lines 3279 3281) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 3259 3286) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3279-2(lines 3279 3280) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3279-5(lines 3279 3281) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3263(lines 3263 3267) no Hoare annotation was computed. [2022-11-02 20:32:06,342 INFO L895 garLoopResultBuilder]: At program point L3272(line 3272) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_array_list_is_valid_#in~list.base| aws_array_list_is_valid_~list.base) (<= |aws_array_list_is_valid_#in~list.base| 0))) [2022-11-02 20:32:06,342 INFO L899 garLoopResultBuilder]: For program point L3272-1(line 3272) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 3259 3286) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-02 20:32:06,343 INFO L902 garLoopResultBuilder]: At program point L7178(line 7178) the Hoare annotation is: true [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point assert_byte_from_buffer_matchesEXIT(lines 7176 7180) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L902 garLoopResultBuilder]: At program point assert_byte_from_buffer_matchesENTRY(lines 7176 7180) the Hoare annotation is: true [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point L7177-2(lines 7176 7180) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point L7177(lines 7177 7179) no Hoare annotation was computed. [2022-11-02 20:32:06,343 INFO L899 garLoopResultBuilder]: For program point L7178-1(line 7178) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point L7393-1(line 7393) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L902 garLoopResultBuilder]: At program point L7393(line 7393) the Hoare annotation is: true [2022-11-02 20:32:06,344 INFO L902 garLoopResultBuilder]: At program point my_memmoveENTRY(lines 7392 7394) the Hoare annotation is: true [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point my_memmoveFINAL(lines 7392 7394) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point my_memmoveEXIT(lines 7392 7394) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L902 garLoopResultBuilder]: At program point memmove_implENTRY(lines 7375 7390) the Hoare annotation is: true [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point L7386(line 7386) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point L7383-1(lines 7383 7387) no Hoare annotation was computed. [2022-11-02 20:32:06,344 INFO L902 garLoopResultBuilder]: At program point L7385-1(line 7385) the Hoare annotation is: true [2022-11-02 20:32:06,344 INFO L902 garLoopResultBuilder]: At program point L7385(line 7385) the Hoare annotation is: true [2022-11-02 20:32:06,344 INFO L899 garLoopResultBuilder]: For program point L7379(lines 7375 7390) no Hoare annotation was computed. [2022-11-02 20:32:06,345 INFO L899 garLoopResultBuilder]: For program point memmove_implEXIT(lines 7375 7390) no Hoare annotation was computed. [2022-11-02 20:32:06,345 INFO L902 garLoopResultBuilder]: At program point L7376-1(lines 7376 7378) the Hoare annotation is: true [2022-11-02 20:32:06,345 INFO L902 garLoopResultBuilder]: At program point L7376(lines 7376 7378) the Hoare annotation is: true [2022-11-02 20:32:06,345 INFO L899 garLoopResultBuilder]: For program point memmove_implFINAL(lines 7375 7390) no Hoare annotation was computed. [2022-11-02 20:32:06,345 INFO L895 garLoopResultBuilder]: At program point L2496(line 2496) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,345 INFO L899 garLoopResultBuilder]: For program point L2497-1(line 2497) no Hoare annotation was computed. [2022-11-02 20:32:06,345 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2584 2592) no Hoare annotation was computed. [2022-11-02 20:32:06,345 INFO L902 garLoopResultBuilder]: At program point L2497(line 2497) the Hoare annotation is: true [2022-11-02 20:32:06,345 INFO L899 garLoopResultBuilder]: For program point L2496-1(lines 2496 2497) no Hoare annotation was computed. [2022-11-02 20:32:06,346 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2584 2592) no Hoare annotation was computed. [2022-11-02 20:32:06,346 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2584 2592) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= ~tl_last_error~0 |old(~tl_last_error~0)|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,346 INFO L902 garLoopResultBuilder]: At program point L2499(lines 2495 2500) the Hoare annotation is: true [2022-11-02 20:32:06,346 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3487 3498) no Hoare annotation was computed. [2022-11-02 20:32:06,346 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3487 3498) the Hoare annotation is: true [2022-11-02 20:32:06,346 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3487 3498) no Hoare annotation was computed. [2022-11-02 20:32:06,354 INFO L902 garLoopResultBuilder]: At program point L3496(line 3496) the Hoare annotation is: true [2022-11-02 20:32:06,355 INFO L902 garLoopResultBuilder]: At program point L3494(line 3494) the Hoare annotation is: true [2022-11-02 20:32:06,355 INFO L899 garLoopResultBuilder]: For program point L3496-2(line 3496) no Hoare annotation was computed. [2022-11-02 20:32:06,355 INFO L902 garLoopResultBuilder]: At program point L3496-1(line 3496) the Hoare annotation is: true [2022-11-02 20:32:06,355 INFO L899 garLoopResultBuilder]: For program point L3494-2(line 3494) no Hoare annotation was computed. [2022-11-02 20:32:06,355 INFO L899 garLoopResultBuilder]: For program point L3493(line 3493) no Hoare annotation was computed. [2022-11-02 20:32:06,356 INFO L902 garLoopResultBuilder]: At program point L3494-1(line 3494) the Hoare annotation is: true [2022-11-02 20:32:06,356 INFO L899 garLoopResultBuilder]: For program point L3493-3(line 3493) no Hoare annotation was computed. [2022-11-02 20:32:06,356 INFO L902 garLoopResultBuilder]: At program point L3493-2(line 3493) the Hoare annotation is: true [2022-11-02 20:32:06,356 INFO L902 garLoopResultBuilder]: At program point my_memsetENTRY(lines 7445 7447) the Hoare annotation is: true [2022-11-02 20:32:06,358 INFO L899 garLoopResultBuilder]: For program point my_memsetFINAL(lines 7445 7447) no Hoare annotation was computed. [2022-11-02 20:32:06,358 INFO L902 garLoopResultBuilder]: At program point L7446(line 7446) the Hoare annotation is: true [2022-11-02 20:32:06,358 INFO L899 garLoopResultBuilder]: For program point my_memsetEXIT(lines 7445 7447) no Hoare annotation was computed. [2022-11-02 20:32:06,358 INFO L899 garLoopResultBuilder]: For program point L7446-1(line 7446) no Hoare annotation was computed. [2022-11-02 20:32:06,359 INFO L899 garLoopResultBuilder]: For program point memset_implEXIT(lines 7435 7443) no Hoare annotation was computed. [2022-11-02 20:32:06,359 INFO L902 garLoopResultBuilder]: At program point L7439-1(line 7439) the Hoare annotation is: true [2022-11-02 20:32:06,359 INFO L902 garLoopResultBuilder]: At program point L7439(line 7439) the Hoare annotation is: true [2022-11-02 20:32:06,359 INFO L899 garLoopResultBuilder]: For program point L7440(line 7440) no Hoare annotation was computed. [2022-11-02 20:32:06,359 INFO L902 garLoopResultBuilder]: At program point memset_implENTRY(lines 7435 7443) the Hoare annotation is: true [2022-11-02 20:32:06,359 INFO L899 garLoopResultBuilder]: For program point L7436-1(lines 7435 7443) no Hoare annotation was computed. [2022-11-02 20:32:06,360 INFO L902 garLoopResultBuilder]: At program point L7436(line 7436) the Hoare annotation is: true [2022-11-02 20:32:06,360 INFO L899 garLoopResultBuilder]: For program point L7437-1(lines 7437 7441) no Hoare annotation was computed. [2022-11-02 20:32:06,360 INFO L899 garLoopResultBuilder]: For program point memset_implFINAL(lines 7435 7443) no Hoare annotation was computed. [2022-11-02 20:32:06,360 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-11-02 20:32:06,360 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-02 20:32:06,360 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-02 20:32:06,361 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-02 20:32:06,361 INFO L895 garLoopResultBuilder]: At program point aws_raise_errorENTRY(lines 1988 1999) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (= ~tl_last_error~0 |old(~tl_last_error~0)|)) [2022-11-02 20:32:06,361 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-11-02 20:32:06,361 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-02 20:32:06,362 INFO L899 garLoopResultBuilder]: For program point L7365(lines 7365 7367) no Hoare annotation was computed. [2022-11-02 20:32:06,362 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 2785 2787) no Hoare annotation was computed. [2022-11-02 20:32:06,362 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 2785 2787) no Hoare annotation was computed. [2022-11-02 20:32:06,362 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 2785 2787) the Hoare annotation is: true [2022-11-02 20:32:06,362 INFO L895 garLoopResultBuilder]: At program point __CPROVER_overflow_multENTRY(lines 253 256) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-02 20:32:06,362 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-02 20:32:06,363 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-11-02 20:32:06,363 INFO L899 garLoopResultBuilder]: For program point L3363-2(line 3363) no Hoare annotation was computed. [2022-11-02 20:32:06,363 INFO L899 garLoopResultBuilder]: For program point L7195(lines 7195 7199) no Hoare annotation was computed. [2022-11-02 20:32:06,363 INFO L899 garLoopResultBuilder]: For program point L3355-1(line 3355) no Hoare annotation was computed. [2022-11-02 20:32:06,363 INFO L895 garLoopResultBuilder]: At program point L3355(line 3355) the Hoare annotation is: false [2022-11-02 20:32:06,363 INFO L899 garLoopResultBuilder]: For program point L8029(lines 8029 8055) no Hoare annotation was computed. [2022-11-02 20:32:06,364 INFO L895 garLoopResultBuilder]: At program point L8054(line 8054) the Hoare annotation is: false [2022-11-02 20:32:06,364 INFO L895 garLoopResultBuilder]: At program point L3355-2(lines 3345 3356) the Hoare annotation is: false [2022-11-02 20:32:06,364 INFO L895 garLoopResultBuilder]: At program point L3347-1(line 3347) the Hoare annotation is: false [2022-11-02 20:32:06,364 INFO L895 garLoopResultBuilder]: At program point L3347(line 3347) the Hoare annotation is: false [2022-11-02 20:32:06,364 INFO L899 garLoopResultBuilder]: For program point L8054-1(line 8054) no Hoare annotation was computed. [2022-11-02 20:32:06,364 INFO L895 garLoopResultBuilder]: At program point L8046(line 8046) the Hoare annotation is: false [2022-11-02 20:32:06,365 INFO L899 garLoopResultBuilder]: For program point L3347-2(line 3347) no Hoare annotation was computed. [2022-11-02 20:32:06,365 INFO L899 garLoopResultBuilder]: For program point L8046-1(line 8046) no Hoare annotation was computed. [2022-11-02 20:32:06,365 INFO L899 garLoopResultBuilder]: For program point L7204(lines 7204 7206) no Hoare annotation was computed. [2022-11-02 20:32:06,365 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-02 20:32:06,365 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-02 20:32:06,365 INFO L895 garLoopResultBuilder]: At program point L3381-1(line 3381) the Hoare annotation is: false [2022-11-02 20:32:06,366 INFO L895 garLoopResultBuilder]: At program point L3348(line 3348) the Hoare annotation is: false [2022-11-02 20:32:06,366 INFO L895 garLoopResultBuilder]: At program point L3381(line 3381) the Hoare annotation is: false [2022-11-02 20:32:06,366 INFO L899 garLoopResultBuilder]: For program point L3381-2(line 3381) no Hoare annotation was computed. [2022-11-02 20:32:06,366 INFO L899 garLoopResultBuilder]: For program point L3348-1(lines 3348 3352) no Hoare annotation was computed. [2022-11-02 20:32:06,366 INFO L899 garLoopResultBuilder]: For program point L8047-1(line 8047) no Hoare annotation was computed. [2022-11-02 20:32:06,366 INFO L895 garLoopResultBuilder]: At program point L8047(line 8047) the Hoare annotation is: false [2022-11-02 20:32:06,367 INFO L899 garLoopResultBuilder]: For program point L7205-1(line 7205) no Hoare annotation was computed. [2022-11-02 20:32:06,367 INFO L895 garLoopResultBuilder]: At program point L7205(line 7205) the Hoare annotation is: false [2022-11-02 20:32:06,367 INFO L899 garLoopResultBuilder]: For program point L3390(lines 3390 3405) no Hoare annotation was computed. [2022-11-02 20:32:06,367 INFO L899 garLoopResultBuilder]: For program point L3448(lines 3448 3458) no Hoare annotation was computed. [2022-11-02 20:32:06,367 INFO L902 garLoopResultBuilder]: At program point L8056(line 8056) the Hoare annotation is: true [2022-11-02 20:32:06,367 INFO L899 garLoopResultBuilder]: For program point L8048-1(line 8048) no Hoare annotation was computed. [2022-11-02 20:32:06,368 INFO L899 garLoopResultBuilder]: For program point L3407-1(line 3407) no Hoare annotation was computed. [2022-11-02 20:32:06,368 INFO L895 garLoopResultBuilder]: At program point L8048(line 8048) the Hoare annotation is: false [2022-11-02 20:32:06,368 INFO L895 garLoopResultBuilder]: At program point L3407(line 3407) the Hoare annotation is: false [2022-11-02 20:32:06,369 INFO L899 garLoopResultBuilder]: For program point L3457-1(line 3457) no Hoare annotation was computed. [2022-11-02 20:32:06,369 INFO L895 garLoopResultBuilder]: At program point L7198(line 7198) the Hoare annotation is: false [2022-11-02 20:32:06,369 INFO L895 garLoopResultBuilder]: At program point L3457(line 3457) the Hoare annotation is: false [2022-11-02 20:32:06,369 INFO L895 garLoopResultBuilder]: At program point L3358(lines 3358 3378) the Hoare annotation is: false [2022-11-02 20:32:06,369 INFO L899 garLoopResultBuilder]: For program point L7198-1(line 7198) no Hoare annotation was computed. [2022-11-02 20:32:06,370 INFO L895 garLoopResultBuilder]: At program point L7190(lines 7190 7207) the Hoare annotation is: false [2022-11-02 20:32:06,370 INFO L899 garLoopResultBuilder]: For program point L3383-1(line 3383) no Hoare annotation was computed. [2022-11-02 20:32:06,371 INFO L895 garLoopResultBuilder]: At program point L3350(line 3350) the Hoare annotation is: false [2022-11-02 20:32:06,371 INFO L895 garLoopResultBuilder]: At program point L3383(line 3383) the Hoare annotation is: false [2022-11-02 20:32:06,371 INFO L899 garLoopResultBuilder]: For program point L3350-2(line 3350) no Hoare annotation was computed. [2022-11-02 20:32:06,371 INFO L895 garLoopResultBuilder]: At program point L3350-1(line 3350) the Hoare annotation is: false [2022-11-02 20:32:06,371 INFO L899 garLoopResultBuilder]: For program point L7182(lines 7182 7188) no Hoare annotation was computed. [2022-11-02 20:32:06,371 INFO L895 garLoopResultBuilder]: At program point L3408(lines 3380 3409) the Hoare annotation is: false [2022-11-02 20:32:06,372 INFO L899 garLoopResultBuilder]: For program point L8049-1(line 8049) no Hoare annotation was computed. [2022-11-02 20:32:06,372 INFO L895 garLoopResultBuilder]: At program point L8049(line 8049) the Hoare annotation is: false [2022-11-02 20:32:06,372 INFO L899 garLoopResultBuilder]: For program point L3367(lines 3367 3376) no Hoare annotation was computed. [2022-11-02 20:32:06,372 INFO L895 garLoopResultBuilder]: At program point L3367-2(lines 3367 3376) the Hoare annotation is: false [2022-11-02 20:32:06,373 INFO L895 garLoopResultBuilder]: At program point L3450(line 3450) the Hoare annotation is: false [2022-11-02 20:32:06,373 INFO L899 garLoopResultBuilder]: For program point L3450-2(line 3450) no Hoare annotation was computed. [2022-11-02 20:32:06,373 INFO L895 garLoopResultBuilder]: At program point L3450-1(line 3450) the Hoare annotation is: false [2022-11-02 20:32:06,373 INFO L895 garLoopResultBuilder]: At program point L8050(line 8050) the Hoare annotation is: false [2022-11-02 20:32:06,373 INFO L899 garLoopResultBuilder]: For program point L7183(lines 7183 7187) no Hoare annotation was computed. [2022-11-02 20:32:06,374 INFO L899 garLoopResultBuilder]: For program point L8050-1(line 8050) no Hoare annotation was computed. [2022-11-02 20:32:06,374 INFO L895 garLoopResultBuilder]: At program point L263(line 263) the Hoare annotation is: false [2022-11-02 20:32:06,374 INFO L895 garLoopResultBuilder]: At program point L3360(line 3360) the Hoare annotation is: false [2022-11-02 20:32:06,374 INFO L899 garLoopResultBuilder]: For program point L3393(lines 3393 3405) no Hoare annotation was computed. [2022-11-02 20:32:06,374 INFO L899 garLoopResultBuilder]: For program point L7200-1(line 7200) no Hoare annotation was computed. [2022-11-02 20:32:06,374 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-02 20:32:06,375 INFO L899 garLoopResultBuilder]: For program point L3360-2(line 3360) no Hoare annotation was computed. [2022-11-02 20:32:06,375 INFO L895 garLoopResultBuilder]: At program point L7200(line 7200) the Hoare annotation is: false [2022-11-02 20:32:06,375 INFO L895 garLoopResultBuilder]: At program point L3360-1(line 3360) the Hoare annotation is: false [2022-11-02 20:32:06,375 INFO L895 garLoopResultBuilder]: At program point L3393-2(lines 3390 3405) the Hoare annotation is: false [2022-11-02 20:32:06,375 INFO L899 garLoopResultBuilder]: For program point L3451(lines 3451 3456) no Hoare annotation was computed. [2022-11-02 20:32:06,376 INFO L899 garLoopResultBuilder]: For program point L3385(lines 3385 3388) no Hoare annotation was computed. [2022-11-02 20:32:06,376 INFO L895 garLoopResultBuilder]: At program point L3451-2(lines 3451 3456) the Hoare annotation is: false [2022-11-02 20:32:06,376 INFO L899 garLoopResultBuilder]: For program point L3377-1(line 3377) no Hoare annotation was computed. [2022-11-02 20:32:06,377 INFO L895 garLoopResultBuilder]: At program point L3377(line 3377) the Hoare annotation is: false [2022-11-02 20:32:06,377 INFO L895 garLoopResultBuilder]: At program point L3402(line 3402) the Hoare annotation is: false [2022-11-02 20:32:06,377 INFO L899 garLoopResultBuilder]: For program point L3369-1(line 3369) no Hoare annotation was computed. [2022-11-02 20:32:06,377 INFO L895 garLoopResultBuilder]: At program point L3369(line 3369) the Hoare annotation is: false [2022-11-02 20:32:06,377 INFO L899 garLoopResultBuilder]: For program point L3402-1(line 3402) no Hoare annotation was computed. [2022-11-02 20:32:06,378 INFO L895 garLoopResultBuilder]: At program point L8035-1(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-02 20:32:06,378 INFO L895 garLoopResultBuilder]: At program point L8035(line 8035) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-02 20:32:06,378 INFO L899 garLoopResultBuilder]: For program point L3361-1(lines 3361 3365) no Hoare annotation was computed. [2022-11-02 20:32:06,378 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-02 20:32:06,378 INFO L895 garLoopResultBuilder]: At program point L3361(line 3361) the Hoare annotation is: false [2022-11-02 20:32:06,378 INFO L899 garLoopResultBuilder]: For program point L7201-1(line 7201) no Hoare annotation was computed. [2022-11-02 20:32:06,379 INFO L899 garLoopResultBuilder]: For program point L8035-2(line 8035) no Hoare annotation was computed. [2022-11-02 20:32:06,379 INFO L895 garLoopResultBuilder]: At program point L7201(line 7201) the Hoare annotation is: false [2022-11-02 20:32:06,379 INFO L895 garLoopResultBuilder]: At program point L3386(line 3386) the Hoare annotation is: false [2022-11-02 20:32:06,379 INFO L899 garLoopResultBuilder]: For program point L3386-2(line 3386) no Hoare annotation was computed. [2022-11-02 20:32:06,379 INFO L895 garLoopResultBuilder]: At program point L3386-1(line 3386) the Hoare annotation is: false [2022-11-02 20:32:06,379 INFO L899 garLoopResultBuilder]: For program point L7185-1(line 7185) no Hoare annotation was computed. [2022-11-02 20:32:06,379 INFO L895 garLoopResultBuilder]: At program point L7185(line 7185) the Hoare annotation is: false [2022-11-02 20:32:06,380 INFO L895 garLoopResultBuilder]: At program point L7202(line 7202) the Hoare annotation is: false [2022-11-02 20:32:06,380 INFO L895 garLoopResultBuilder]: At program point L8036-1(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-02 20:32:06,380 INFO L895 garLoopResultBuilder]: At program point L8036(line 8036) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_array_list_erase_harness_~#list~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-02 20:32:06,380 INFO L899 garLoopResultBuilder]: For program point L3395-1(line 3395) no Hoare annotation was computed. [2022-11-02 20:32:06,380 INFO L895 garLoopResultBuilder]: At program point L3395(line 3395) the Hoare annotation is: false [2022-11-02 20:32:06,381 INFO L899 garLoopResultBuilder]: For program point L7202-1(line 7202) no Hoare annotation was computed. [2022-11-02 20:32:06,381 INFO L899 garLoopResultBuilder]: For program point L3387-1(line 3387) no Hoare annotation was computed. [2022-11-02 20:32:06,381 INFO L895 garLoopResultBuilder]: At program point L3354(line 3354) the Hoare annotation is: false [2022-11-02 20:32:06,381 INFO L895 garLoopResultBuilder]: At program point L3387(line 3387) the Hoare annotation is: false [2022-11-02 20:32:06,381 INFO L899 garLoopResultBuilder]: For program point L3354-2(line 3354) no Hoare annotation was computed. [2022-11-02 20:32:06,381 INFO L895 garLoopResultBuilder]: At program point L3354-1(line 3354) the Hoare annotation is: false [2022-11-02 20:32:06,381 INFO L895 garLoopResultBuilder]: At program point L3404(line 3404) the Hoare annotation is: false [2022-11-02 20:32:06,382 INFO L895 garLoopResultBuilder]: At program point L8045-2(lines 8045 8053) the Hoare annotation is: false [2022-11-02 20:32:06,382 INFO L899 garLoopResultBuilder]: For program point L3371-1(line 3371) no Hoare annotation was computed. [2022-11-02 20:32:06,382 INFO L895 garLoopResultBuilder]: At program point L3371(line 3371) the Hoare annotation is: false [2022-11-02 20:32:06,382 INFO L899 garLoopResultBuilder]: For program point L3404-1(line 3404) no Hoare annotation was computed. [2022-11-02 20:32:06,382 INFO L899 garLoopResultBuilder]: For program point L8045(lines 8045 8053) no Hoare annotation was computed. [2022-11-02 20:32:06,382 INFO L899 garLoopResultBuilder]: For program point L7203-1(line 7203) no Hoare annotation was computed. [2022-11-02 20:32:06,383 INFO L895 garLoopResultBuilder]: At program point L7203(line 7203) the Hoare annotation is: false [2022-11-02 20:32:06,383 INFO L899 garLoopResultBuilder]: For program point L8037-1(line 8037) no Hoare annotation was computed. [2022-11-02 20:32:06,383 INFO L895 garLoopResultBuilder]: At program point L3363-1(line 3363) the Hoare annotation is: false [2022-11-02 20:32:06,383 INFO L895 garLoopResultBuilder]: At program point L8037(line 8037) the Hoare annotation is: (= |ULTIMATE.start_aws_array_list_erase_harness_#t~ret798#1| 0) [2022-11-02 20:32:06,383 INFO L895 garLoopResultBuilder]: At program point L3363(line 3363) the Hoare annotation is: false [2022-11-02 20:32:06,383 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backEXIT(lines 3429 3446) no Hoare annotation was computed. [2022-11-02 20:32:06,383 INFO L902 garLoopResultBuilder]: At program point L3444(line 3444) the Hoare annotation is: true [2022-11-02 20:32:06,384 INFO L899 garLoopResultBuilder]: For program point L3445-1(line 3445) no Hoare annotation was computed. [2022-11-02 20:32:06,384 INFO L902 garLoopResultBuilder]: At program point L3445(line 3445) the Hoare annotation is: true [2022-11-02 20:32:06,384 INFO L899 garLoopResultBuilder]: For program point L3444-2(line 3444) no Hoare annotation was computed. [2022-11-02 20:32:06,384 INFO L902 garLoopResultBuilder]: At program point aws_array_list_pop_backENTRY(lines 3429 3446) the Hoare annotation is: true [2022-11-02 20:32:06,384 INFO L902 garLoopResultBuilder]: At program point L3444-1(line 3444) the Hoare annotation is: true [2022-11-02 20:32:06,384 INFO L902 garLoopResultBuilder]: At program point L3440(line 3440) the Hoare annotation is: true [2022-11-02 20:32:06,385 INFO L902 garLoopResultBuilder]: At program point L3438(line 3438) the Hoare annotation is: true [2022-11-02 20:32:06,385 INFO L899 garLoopResultBuilder]: For program point L3440-2(line 3440) no Hoare annotation was computed. [2022-11-02 20:32:06,385 INFO L902 garLoopResultBuilder]: At program point L3440-1(line 3440) the Hoare annotation is: true [2022-11-02 20:32:06,385 INFO L902 garLoopResultBuilder]: At program point L3436(line 3436) the Hoare annotation is: true [2022-11-02 20:32:06,385 INFO L899 garLoopResultBuilder]: For program point L3438-1(line 3438) no Hoare annotation was computed. [2022-11-02 20:32:06,388 INFO L902 garLoopResultBuilder]: At program point L3434(line 3434) the Hoare annotation is: true [2022-11-02 20:32:06,388 INFO L899 garLoopResultBuilder]: For program point L3436-1(line 3436) no Hoare annotation was computed. [2022-11-02 20:32:06,388 INFO L902 garLoopResultBuilder]: At program point L3432(line 3432) the Hoare annotation is: true [2022-11-02 20:32:06,388 INFO L899 garLoopResultBuilder]: For program point L3434-1(line 3434) no Hoare annotation was computed. [2022-11-02 20:32:06,388 INFO L902 garLoopResultBuilder]: At program point L3431-1(line 3431) the Hoare annotation is: true [2022-11-02 20:32:06,388 INFO L902 garLoopResultBuilder]: At program point L3431(line 3431) the Hoare annotation is: true [2022-11-02 20:32:06,389 INFO L899 garLoopResultBuilder]: For program point L3432-1(lines 3432 3442) no Hoare annotation was computed. [2022-11-02 20:32:06,389 INFO L899 garLoopResultBuilder]: For program point aws_array_list_pop_backFINAL(lines 3429 3446) no Hoare annotation was computed. [2022-11-02 20:32:06,389 INFO L899 garLoopResultBuilder]: For program point L3431-2(line 3431) no Hoare annotation was computed. [2022-11-02 20:32:06,389 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-02 20:32:06,389 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-02 20:32:06,389 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-02 20:32:06,390 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-02 20:32:06,390 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-02 20:32:06,390 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-02 20:32:06,393 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-02 20:32:06,395 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-02 20:32:06,417 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.11 08:32:06 BoogieIcfgContainer [2022-11-02 20:32:06,417 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-02 20:32:06,418 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-02 20:32:06,418 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-02 20:32:06,418 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-02 20:32:06,419 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 08:31:59" (3/4) ... [2022-11-02 20:32:06,421 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-02 20:32:06,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-02 20:32:06,428 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memset [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memset_impl [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_uint8_t [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-02 20:32:06,429 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure assert_byte_from_buffer_matches [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memmove [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure memmove_impl [2022-11-02 20:32:06,430 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-02 20:32:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-02 20:32:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_pop_back [2022-11-02 20:32:06,431 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-02 20:32:06,454 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 153 nodes and edges [2022-11-02 20:32:06,456 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 67 nodes and edges [2022-11-02 20:32:06,458 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 26 nodes and edges [2022-11-02 20:32:06,459 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-02 20:32:06,460 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-02 20:32:06,461 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-02 20:32:06,462 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-02 20:32:06,463 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-02 20:32:07,385 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/witness.graphml [2022-11-02 20:32:07,385 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-02 20:32:07,386 INFO L158 Benchmark]: Toolchain (without parser) took 13562.35ms. Allocated memory was 104.9MB in the beginning and 255.9MB in the end (delta: 151.0MB). Free memory was 64.7MB in the beginning and 136.9MB in the end (delta: -72.2MB). Peak memory consumption was 144.4MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,386 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-02 20:32:07,387 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2887.58ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 64.5MB in the beginning and 56.8MB in the end (delta: 7.6MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,387 INFO L158 Benchmark]: Boogie Procedure Inliner took 137.68ms. Allocated memory is still 127.9MB. Free memory was 56.8MB in the beginning and 47.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,387 INFO L158 Benchmark]: Boogie Preprocessor took 114.70ms. Allocated memory is still 127.9MB. Free memory was 47.7MB in the beginning and 79.1MB in the end (delta: -31.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,388 INFO L158 Benchmark]: RCFGBuilder took 2376.00ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 79.1MB in the beginning and 90.4MB in the end (delta: -11.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,388 INFO L158 Benchmark]: TraceAbstraction took 7069.59ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 89.3MB in the beginning and 105.8MB in the end (delta: -16.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,388 INFO L158 Benchmark]: Witness Printer took 967.45ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 105.8MB in the beginning and 136.9MB in the end (delta: -31.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. [2022-11-02 20:32:07,390 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 77.6MB. Free memory is still 34.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2887.58ms. Allocated memory was 104.9MB in the beginning and 127.9MB in the end (delta: 23.1MB). Free memory was 64.5MB in the beginning and 56.8MB in the end (delta: 7.6MB). Peak memory consumption was 50.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 137.68ms. Allocated memory is still 127.9MB. Free memory was 56.8MB in the beginning and 47.7MB in the end (delta: 9.1MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Preprocessor took 114.70ms. Allocated memory is still 127.9MB. Free memory was 47.7MB in the beginning and 79.1MB in the end (delta: -31.4MB). Peak memory consumption was 11.8MB. Max. memory is 16.1GB. * RCFGBuilder took 2376.00ms. Allocated memory was 127.9MB in the beginning and 176.2MB in the end (delta: 48.2MB). Free memory was 79.1MB in the beginning and 90.4MB in the end (delta: -11.2MB). Peak memory consumption was 45.8MB. Max. memory is 16.1GB. * TraceAbstraction took 7069.59ms. Allocated memory was 176.2MB in the beginning and 211.8MB in the end (delta: 35.7MB). Free memory was 89.3MB in the beginning and 105.8MB in the end (delta: -16.5MB). Peak memory consumption was 20.2MB. Max. memory is 16.1GB. * Witness Printer took 967.45ms. Allocated memory was 211.8MB in the beginning and 255.9MB in the end (delta: 44.0MB). Free memory was 105.8MB in the beginning and 136.9MB in the end (delta: -31.1MB). Peak memory consumption was 79.0MB. Max. memory is 16.1GB. * 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 - StatisticsResult: Ultimate Automizer benchmark data CFG has 20 procedures, 248 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 7.0s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.0s, AutomataDifference: 1.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 248 SdHoareTripleChecker+Valid, 1.1s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 231 mSDsluCounter, 3121 SdHoareTripleChecker+Invalid, 0.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2091 mSDsCounter, 227 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 392 IncrementalHoareTripleChecker+Invalid, 619 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 227 mSolverCounterUnsat, 1030 mSDtfsCounter, 392 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 344 GetRequests, 324 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=248occurred in iteration=0, InterpolantAutomatonStates: 21, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 41 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 112 LocationsWithAnnotation, 731 PreInvPairs, 738 NumberOfFragments, 359 HoareAnnotationTreeSize, 731 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 112 FomulaSimplificationsInter, 37 FormulaSimplificationTreeSizeReductionInter, 0.4s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 1.6s InterpolantComputationTime, 440 NumberOfCodeBlocks, 440 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 435 ConstructedInterpolants, 0 QuantifiedInterpolants, 713 SizeOfPredicates, 5 NumberOfNonLiveVariables, 6607 ConjunctsInSsa, 17 ConjunctsInUnsatCore, 5 InterpolantComputations, 4 PerfectInterpolantSequences, 405/420 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 1 specifications checked. All of them hold - InvariantResult [Line: 263]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3358]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3345]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2495]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8056]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 7190]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 3380]: Loop Invariant Derived loop invariant: 0 RESULT: Ultimate proved your program to be correct! [2022-11-02 20:32:07,408 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5a9c7f02-1deb-496a-a64d-9a6ee0378ef4/bin/uautomizer-Dbtcem3rbc/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE