./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 6b4ec56b 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/config/AutomizerReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN --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 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 --- 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-6b4ec56 [2022-11-20 10:56:17,598 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-20 10:56:17,600 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-20 10:56:17,632 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-20 10:56:17,634 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-20 10:56:17,635 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-20 10:56:17,638 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-20 10:56:17,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-20 10:56:17,647 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-20 10:56:17,649 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-20 10:56:17,651 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-20 10:56:17,653 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-20 10:56:17,656 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-20 10:56:17,660 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-20 10:56:17,666 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-20 10:56:17,667 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-20 10:56:17,669 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-20 10:56:17,670 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-20 10:56:17,679 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-20 10:56:17,681 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-20 10:56:17,683 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-20 10:56:17,691 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-20 10:56:17,692 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-20 10:56:17,693 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-20 10:56:17,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-20 10:56:17,699 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-20 10:56:17,700 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-20 10:56:17,702 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-20 10:56:17,704 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-20 10:56:17,705 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-20 10:56:17,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-20 10:56:17,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-20 10:56:17,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-20 10:56:17,712 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-20 10:56:17,713 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-20 10:56:17,714 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-20 10:56:17,715 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-20 10:56:17,715 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-20 10:56:17,715 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-20 10:56:17,718 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-20 10:56:17,719 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-20 10:56:17,720 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/config/svcomp-Reach-64bit-Automizer_Default.epf [2022-11-20 10:56:17,769 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-20 10:56:17,774 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-20 10:56:17,775 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-11-20 10:56:17,775 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-11-20 10:56:17,776 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-20 10:56:17,776 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-11-20 10:56:17,777 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-20 10:56:17,777 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-20 10:56:17,778 INFO L138 SettingsManager]: * Use SBE=true [2022-11-20 10:56:17,778 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-20 10:56:17,779 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-20 10:56:17,780 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-20 10:56:17,780 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-20 10:56:17,780 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-20 10:56:17,780 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-20 10:56:17,781 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-20 10:56:17,781 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-20 10:56:17,781 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-20 10:56:17,782 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-20 10:56:17,782 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-11-20 10:56:17,782 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-11-20 10:56:17,782 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:56:17,783 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-20 10:56:17,783 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-20 10:56:17,783 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-20 10:56:17,783 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-11-20 10:56:17,784 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-20 10:56:17,784 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-11-20 10:56:17,785 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2022-11-20 10:56:17,785 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-20 10:56:17,785 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 593ab2b77bb24fa6e2db092508c643eb5cf90f92cf099d146541e242675ce314 [2022-11-20 10:56:18,187 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-20 10:56:18,215 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-20 10:56:18,218 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-20 10:56:18,219 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-20 10:56:18,220 INFO L275 PluginConnector]: CDTParser initialized [2022-11-20 10:56:18,221 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-11-20 10:56:21,427 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-20 10:56:22,041 INFO L351 CDTParser]: Found 1 translation units. [2022-11-20 10:56:22,042 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i [2022-11-20 10:56:22,093 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/data/6507395a3/7301f6b254b74370accebd5013da1a65/FLAG312ead3b7 [2022-11-20 10:56:22,111 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/data/6507395a3/7301f6b254b74370accebd5013da1a65 [2022-11-20 10:56:22,114 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-20 10:56:22,118 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-20 10:56:22,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-20 10:56:22,120 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-20 10:56:22,125 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-20 10:56:22,126 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:56:22" (1/1) ... [2022-11-20 10:56:22,127 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4afca077 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:22, skipping insertion in model container [2022-11-20 10:56:22,127 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.11 10:56:22" (1/1) ... [2022-11-20 10:56:22,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-20 10:56:22,320 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-20 10:56:22,675 WARN L237 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-11-20 10:56:22,686 WARN L237 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-11-20 10:56:23,969 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,970 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,971 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,972 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,973 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,987 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,988 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,990 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,991 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,993 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,995 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:23,999 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:24,000 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:24,632 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 10:56:24,634 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 10:56:24,636 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 10:56:24,637 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 10:56:24,639 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 10:56:24,640 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 10:56:24,641 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 10:56:24,642 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 10:56:24,675 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 10:56:24,676 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 10:56:24,877 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 10:56:24,922 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:24,932 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,020 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,022 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,022 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,023 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,023 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,024 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,025 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,026 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,026 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,027 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,027 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,028 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,028 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,032 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,033 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,034 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,034 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,040 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,041 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,052 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,053 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,054 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,069 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,073 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,075 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,075 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,076 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,078 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,082 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:56:25,118 INFO L203 MainTranslator]: Completed pre-run [2022-11-20 10:56:25,136 WARN L237 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4506,4519] [2022-11-20 10:56:25,137 WARN L237 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_263db93d-0f3a-4b2c-9935-a4e8db1856c0/sv-benchmarks/c/aws-c-common/aws_priority_queue_s_remove_node_harness.i[4566,4579] [2022-11-20 10:56:25,185 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,186 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,187 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,187 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,189 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,198 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,199 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,201 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,201 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,203 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,204 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,205 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,251 WARN L611 FunctionHandler]: implicit declaration of function __atomic_load_n [2022-11-20 10:56:25,253 WARN L611 FunctionHandler]: implicit declaration of function __atomic_store_n [2022-11-20 10:56:25,254 WARN L611 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2022-11-20 10:56:25,255 WARN L611 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2022-11-20 10:56:25,257 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2022-11-20 10:56:25,257 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2022-11-20 10:56:25,258 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2022-11-20 10:56:25,259 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2022-11-20 10:56:25,260 WARN L611 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2022-11-20 10:56:25,260 WARN L611 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2022-11-20 10:56:25,298 WARN L611 FunctionHandler]: implicit declaration of function __builtin_va_copy [2022-11-20 10:56:25,333 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,343 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,393 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,395 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,395 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,396 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,396 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,396 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,398 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,399 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,402 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,403 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,404 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,404 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,404 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,406 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,407 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,407 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,407 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,412 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,412 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,428 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,436 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,437 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,445 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,446 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,447 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,448 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,448 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,450 WARN L1569 CHandler]: Possible shadowing of function index [2022-11-20 10:56:25,456 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-20 10:56:25,788 INFO L208 MainTranslator]: Completed translation [2022-11-20 10:56:25,789 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25 WrapperNode [2022-11-20 10:56:25,789 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-20 10:56:25,791 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-20 10:56:25,791 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-20 10:56:25,791 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-20 10:56:25,801 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:25,904 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,022 INFO L138 Inliner]: procedures = 699, calls = 1954, calls flagged for inlining = 60, calls inlined = 9, statements flattened = 721 [2022-11-20 10:56:26,023 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-20 10:56:26,025 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-20 10:56:26,025 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-20 10:56:26,025 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-20 10:56:26,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,037 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,061 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,067 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,133 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,140 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,147 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,152 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,162 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-20 10:56:26,163 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-20 10:56:26,163 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-20 10:56:26,163 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-20 10:56:26,164 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (1/1) ... [2022-11-20 10:56:26,187 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-11-20 10:56:26,199 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:26,220 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-11-20 10:56:26,236 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-11-20 10:56:26,273 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2022-11-20 10:56:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2022-11-20 10:56:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-20 10:56:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2022-11-20 10:56:26,274 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2022-11-20 10:56:26,274 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2022-11-20 10:56:26,275 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2022-11-20 10:56:26,276 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2022-11-20 10:56:26,276 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2022-11-20 10:56:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2022-11-20 10:56:26,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-20 10:56:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2022-11-20 10:56:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2022-11-20 10:56:26,281 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2022-11-20 10:56:26,281 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2022-11-20 10:56:26,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-11-20 10:56:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-11-20 10:56:26,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2022-11-20 10:56:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-20 10:56:26,289 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-20 10:56:26,289 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2022-11-20 10:56:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2022-11-20 10:56:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2022-11-20 10:56:26,290 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2022-11-20 10:56:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2022-11-20 10:56:26,290 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2022-11-20 10:56:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2022-11-20 10:56:26,291 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2022-11-20 10:56:26,291 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2022-11-20 10:56:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2022-11-20 10:56:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2022-11-20 10:56:26,292 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-20 10:56:26,292 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-20 10:56:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2022-11-20 10:56:26,293 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2022-11-20 10:56:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-20 10:56:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2022-11-20 10:56:26,293 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2022-11-20 10:56:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2022-11-20 10:56:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2022-11-20 10:56:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2022-11-20 10:56:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2022-11-20 10:56:26,294 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_using_uint64_impl [2022-11-20 10:56:26,294 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_using_uint64_impl [2022-11-20 10:56:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-20 10:56:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2022-11-20 10:56:26,295 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2022-11-20 10:56:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-11-20 10:56:26,295 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2022-11-20 10:56:26,296 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2022-11-20 10:56:26,823 INFO L235 CfgBuilder]: Building ICFG [2022-11-20 10:56:26,827 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-20 10:56:30,390 INFO L276 CfgBuilder]: Performing block encoding [2022-11-20 10:56:30,404 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-20 10:56:30,404 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-11-20 10:56:30,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:30 BoogieIcfgContainer [2022-11-20 10:56:30,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-20 10:56:30,431 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-11-20 10:56:30,431 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-11-20 10:56:30,434 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-11-20 10:56:30,435 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 20.11 10:56:22" (1/3) ... [2022-11-20 10:56:30,437 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb017a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:56:30, skipping insertion in model container [2022-11-20 10:56:30,437 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.11 10:56:25" (2/3) ... [2022-11-20 10:56:30,438 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6bb017a6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 20.11 10:56:30, skipping insertion in model container [2022-11-20 10:56:30,439 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:30" (3/3) ... [2022-11-20 10:56:30,440 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_s_remove_node_harness.i [2022-11-20 10:56:30,462 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-11-20 10:56:30,462 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2022-11-20 10:56:30,533 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2022-11-20 10:56:30,541 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;@1eb630c5, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-11-20 10:56:30,541 INFO L358 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2022-11-20 10:56:30,549 INFO L276 IsEmpty]: Start isEmpty. Operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) [2022-11-20 10:56:30,571 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 10:56:30,571 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:56:30,572 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:56:30,573 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:56:30,582 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:30,583 INFO L85 PathProgramCache]: Analyzing trace with hash -1463300359, now seen corresponding path program 1 times [2022-11-20 10:56:30,596 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:30,596 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1503024715] [2022-11-20 10:56:30,597 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:30,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:30,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:56:31,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,347 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:56:31,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,361 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 10:56:31,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,401 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-20 10:56:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,441 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:31,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,459 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:31,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,472 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-20 10:56:31,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,516 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:31,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-20 10:56:31,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,599 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-20 10:56:31,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,651 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-20 10:56:31,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:31,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,687 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-20 10:56:31,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,707 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-20 10:56:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,721 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:31,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,741 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:56:31,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,753 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-20 10:56:31,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:31,782 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 88 trivial. 0 not checked. [2022-11-20 10:56:31,783 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:56:31,783 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1503024715] [2022-11-20 10:56:31,784 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1503024715] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:56:31,784 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-11-20 10:56:31,784 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2022-11-20 10:56:31,786 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1556441735] [2022-11-20 10:56:31,787 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:56:31,793 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2022-11-20 10:56:31,794 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:56:31,839 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2022-11-20 10:56:31,840 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:56:31,846 INFO L87 Difference]: Start difference. First operand has 230 states, 152 states have (on average 1.2894736842105263) internal successors, (196), 153 states have internal predecessors, (196), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (58), 58 states have call predecessors, (58), 58 states have call successors, (58) Second operand has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-20 10:56:34,118 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.14s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:34,839 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:56:34,840 INFO L93 Difference]: Finished difference Result 529 states and 794 transitions. [2022-11-20 10:56:34,842 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-11-20 10:56:34,848 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) Word has length 112 [2022-11-20 10:56:34,849 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:56:34,875 INFO L225 Difference]: With dead ends: 529 [2022-11-20 10:56:34,879 INFO L226 Difference]: Without dead ends: 305 [2022-11-20 10:56:34,887 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 43 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2022-11-20 10:56:34,895 INFO L413 NwaCegarLoop]: 234 mSDtfsCounter, 242 mSDsluCounter, 181 mSDsCounter, 0 mSdLazyCounter, 354 mSolverCounterSat, 173 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 258 SdHoareTripleChecker+Valid, 415 SdHoareTripleChecker+Invalid, 527 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 173 IncrementalHoareTripleChecker+Valid, 354 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.8s IncrementalHoareTripleChecker+Time [2022-11-20 10:56:34,900 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [258 Valid, 415 Invalid, 527 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [173 Valid, 354 Invalid, 0 Unknown, 0 Unchecked, 2.8s Time] [2022-11-20 10:56:34,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 305 states. [2022-11-20 10:56:34,999 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 305 to 225. [2022-11-20 10:56:35,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 225 states, 148 states have (on average 1.2702702702702702) internal successors, (188), 149 states have internal predecessors, (188), 58 states have call successors, (58), 18 states have call predecessors, (58), 18 states have return successors, (57), 57 states have call predecessors, (57), 57 states have call successors, (57) [2022-11-20 10:56:35,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 225 states and 303 transitions. [2022-11-20 10:56:35,007 INFO L78 Accepts]: Start accepts. Automaton has 225 states and 303 transitions. Word has length 112 [2022-11-20 10:56:35,008 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:56:35,008 INFO L495 AbstractCegarLoop]: Abstraction has 225 states and 303 transitions. [2022-11-20 10:56:35,008 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 8.2) internal successors, (41), 2 states have internal predecessors, (41), 2 states have call successors, (16), 5 states have call predecessors, (16), 2 states have return successors, (15), 2 states have call predecessors, (15), 2 states have call successors, (15) [2022-11-20 10:56:35,009 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 303 transitions. [2022-11-20 10:56:35,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 10:56:35,015 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:56:35,015 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:56:35,016 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-11-20 10:56:35,016 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:56:35,017 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:35,017 INFO L85 PathProgramCache]: Analyzing trace with hash 319679485, now seen corresponding path program 1 times [2022-11-20 10:56:35,018 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:35,018 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [480729142] [2022-11-20 10:56:35,018 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:35,018 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:35,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,192 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:56:36,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,208 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:56:36,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,228 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 10:56:36,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,260 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-20 10:56:36,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,283 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:36,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,296 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:36,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,307 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-20 10:56:36,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,327 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:36,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,339 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:36,340 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,373 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-20 10:56:36,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,384 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-20 10:56:36,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,406 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-20 10:56:36,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:36,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,593 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-20 10:56:36,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,618 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-20 10:56:36,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,643 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:36,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,654 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:56:36,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,677 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-20 10:56:36,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:36,692 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 10:56:36,693 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:56:36,693 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [480729142] [2022-11-20 10:56:36,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [480729142] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:56:36,694 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [357590556] [2022-11-20 10:56:36,694 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:36,694 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:36,695 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:36,698 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:56:36,718 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2022-11-20 10:56:37,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:37,341 INFO L263 TraceCheckSpWp]: Trace formula consists of 2345 conjuncts, 18 conjunts are in the unsatisfiable core [2022-11-20 10:56:37,351 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:56:37,487 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 24 proven. 3 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2022-11-20 10:56:37,487 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-11-20 10:56:37,692 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 10:56:37,693 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [357590556] provided 0 perfect and 2 imperfect interpolant sequences [2022-11-20 10:56:37,693 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-11-20 10:56:37,693 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7, 7] total 10 [2022-11-20 10:56:37,694 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [74911412] [2022-11-20 10:56:37,694 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-11-20 10:56:37,695 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2022-11-20 10:56:37,695 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:56:37,696 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2022-11-20 10:56:37,696 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=70, Unknown=0, NotChecked=0, Total=90 [2022-11-20 10:56:37,696 INFO L87 Difference]: Start difference. First operand 225 states and 303 transitions. Second operand has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-20 10:56:40,121 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.10s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:41,471 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.35s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:42,910 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:44,140 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.23s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:45,350 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.11s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Real, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-20 10:56:47,285 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:56:47,285 INFO L93 Difference]: Finished difference Result 507 states and 729 transitions. [2022-11-20 10:56:47,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2022-11-20 10:56:47,286 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) Word has length 112 [2022-11-20 10:56:47,290 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:56:47,299 INFO L225 Difference]: With dead ends: 507 [2022-11-20 10:56:47,301 INFO L226 Difference]: Without dead ends: 349 [2022-11-20 10:56:47,303 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 268 GetRequests, 254 SyntacticMatches, 3 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=36, Invalid=120, Unknown=0, NotChecked=0, Total=156 [2022-11-20 10:56:47,307 INFO L413 NwaCegarLoop]: 229 mSDtfsCounter, 176 mSDsluCounter, 1090 mSDsCounter, 0 mSdLazyCounter, 1406 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 9.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 211 SdHoareTripleChecker+Valid, 1319 SdHoareTripleChecker+Invalid, 1510 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 1406 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 9.4s IncrementalHoareTripleChecker+Time [2022-11-20 10:56:47,309 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [211 Valid, 1319 Invalid, 1510 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 1406 Invalid, 0 Unknown, 0 Unchecked, 9.4s Time] [2022-11-20 10:56:47,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 349 states. [2022-11-20 10:56:47,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 349 to 240. [2022-11-20 10:56:47,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 240 states, 159 states have (on average 1.270440251572327) internal successors, (202), 160 states have internal predecessors, (202), 61 states have call successors, (61), 18 states have call predecessors, (61), 19 states have return successors, (65), 61 states have call predecessors, (65), 60 states have call successors, (65) [2022-11-20 10:56:47,365 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 240 states and 328 transitions. [2022-11-20 10:56:47,366 INFO L78 Accepts]: Start accepts. Automaton has 240 states and 328 transitions. Word has length 112 [2022-11-20 10:56:47,369 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:56:47,369 INFO L495 AbstractCegarLoop]: Abstraction has 240 states and 328 transitions. [2022-11-20 10:56:47,369 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 5.3) internal successors, (53), 6 states have internal predecessors, (53), 3 states have call successors, (24), 5 states have call predecessors, (24), 3 states have return successors, (17), 4 states have call predecessors, (17), 3 states have call successors, (17) [2022-11-20 10:56:47,369 INFO L276 IsEmpty]: Start isEmpty. Operand 240 states and 328 transitions. [2022-11-20 10:56:47,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-20 10:56:47,384 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:56:47,384 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:56:47,394 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2022-11-20 10:56:47,593 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:47,594 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:56:47,594 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:47,595 INFO L85 PathProgramCache]: Analyzing trace with hash -701388869, now seen corresponding path program 1 times [2022-11-20 10:56:47,595 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:47,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1350687552] [2022-11-20 10:56:47,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:47,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:47,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,423 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:56:48,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,436 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:56:48,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,450 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 10:56:48,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,477 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-20 10:56:48,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,499 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:48,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,509 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,518 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-20 10:56:48,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,538 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:48,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,547 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:48,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,576 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-20 10:56:48,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,612 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 60 [2022-11-20 10:56:48,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,747 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 66 [2022-11-20 10:56:48,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,759 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:48,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,769 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 77 [2022-11-20 10:56:48,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,780 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 83 [2022-11-20 10:56:48,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,790 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:48,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,801 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 97 [2022-11-20 10:56:48,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,812 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 103 [2022-11-20 10:56:48,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 9 proven. 8 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2022-11-20 10:56:48,827 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:56:48,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1350687552] [2022-11-20 10:56:48,828 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1350687552] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:56:48,828 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [799073513] [2022-11-20 10:56:48,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:48,829 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:48,829 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:48,830 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:56:48,855 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-11-20 10:56:49,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:49,510 INFO L263 TraceCheckSpWp]: Trace formula consists of 2342 conjuncts, 9 conjunts are in the unsatisfiable core [2022-11-20 10:56:49,516 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:56:49,557 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-20 10:56:49,557 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:56:49,558 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [799073513] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:56:49,558 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:56:49,558 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 10 [2022-11-20 10:56:49,558 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1408966573] [2022-11-20 10:56:49,559 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:56:49,559 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:56:49,559 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:56:49,560 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:56:49,560 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2022-11-20 10:56:49,561 INFO L87 Difference]: Start difference. First operand 240 states and 328 transitions. Second operand has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-20 10:56:49,738 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:56:49,739 INFO L93 Difference]: Finished difference Result 446 states and 615 transitions. [2022-11-20 10:56:49,739 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:56:49,739 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) Word has length 112 [2022-11-20 10:56:49,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:56:49,741 INFO L225 Difference]: With dead ends: 446 [2022-11-20 10:56:49,742 INFO L226 Difference]: Without dead ends: 242 [2022-11-20 10:56:49,743 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 153 GetRequests, 144 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=26, Invalid=84, Unknown=0, NotChecked=0, Total=110 [2022-11-20 10:56:49,759 INFO L413 NwaCegarLoop]: 289 mSDtfsCounter, 2 mSDsluCounter, 1115 mSDsCounter, 0 mSdLazyCounter, 105 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 1404 SdHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 105 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:56:49,760 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [2 Valid, 1404 Invalid, 105 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 105 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:56:49,761 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 242 states. [2022-11-20 10:56:49,784 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 242 to 242. [2022-11-20 10:56:49,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 160 states have (on average 1.26875) internal successors, (203), 162 states have internal predecessors, (203), 61 states have call successors, (61), 18 states have call predecessors, (61), 20 states have return successors, (69), 61 states have call predecessors, (69), 60 states have call successors, (69) [2022-11-20 10:56:49,790 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 333 transitions. [2022-11-20 10:56:49,791 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 333 transitions. Word has length 112 [2022-11-20 10:56:49,791 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:56:49,791 INFO L495 AbstractCegarLoop]: Abstraction has 242 states and 333 transitions. [2022-11-20 10:56:49,792 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 10.0) internal successors, (50), 5 states have internal predecessors, (50), 3 states have call successors, (16), 2 states have call predecessors, (16), 4 states have return successors, (15), 3 states have call predecessors, (15), 3 states have call successors, (15) [2022-11-20 10:56:49,795 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 333 transitions. [2022-11-20 10:56:49,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-20 10:56:49,797 INFO L187 NwaCegarLoop]: Found error trace [2022-11-20 10:56:49,797 INFO L195 NwaCegarLoop]: trace histogram [6, 6, 6, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2022-11-20 10:56:49,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:50,006 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:50,007 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2022-11-20 10:56:50,007 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-20 10:56:50,008 INFO L85 PathProgramCache]: Analyzing trace with hash 1454941995, now seen corresponding path program 1 times [2022-11-20 10:56:50,008 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-11-20 10:56:50,008 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1237107401] [2022-11-20 10:56:50,008 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:50,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-20 10:56:50,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,446 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:56:50,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,464 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2022-11-20 10:56:50,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,485 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2022-11-20 10:56:50,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,515 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2022-11-20 10:56:50,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,540 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:50,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,549 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:50,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,557 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 36 [2022-11-20 10:56:50,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,581 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 3 [2022-11-20 10:56:50,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,589 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2022-11-20 10:56:50,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,616 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 55 [2022-11-20 10:56:50,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,694 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2022-11-20 10:56:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,708 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2022-11-20 10:56:50,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,729 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 74 [2022-11-20 10:56:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,740 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,748 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 85 [2022-11-20 10:56:50,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,758 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 91 [2022-11-20 10:56:50,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,768 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2022-11-20 10:56:50,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,776 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 105 [2022-11-20 10:56:50,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,785 INFO L376 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 111 [2022-11-20 10:56:50,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:50,798 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2022-11-20 10:56:50,798 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-11-20 10:56:50,798 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1237107401] [2022-11-20 10:56:50,799 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1237107401] provided 0 perfect and 1 imperfect interpolant sequences [2022-11-20 10:56:50,799 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [172947317] [2022-11-20 10:56:50,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-11-20 10:56:50,799 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:50,800 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 [2022-11-20 10:56:50,803 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-11-20 10:56:50,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-11-20 10:56:51,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-20 10:56:51,489 INFO L263 TraceCheckSpWp]: Trace formula consists of 2398 conjuncts, 5 conjunts are in the unsatisfiable core [2022-11-20 10:56:51,495 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-11-20 10:56:51,624 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2022-11-20 10:56:51,625 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2022-11-20 10:56:51,625 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [172947317] provided 1 perfect and 0 imperfect interpolant sequences [2022-11-20 10:56:51,625 INFO L184 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2022-11-20 10:56:51,625 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [8] total 12 [2022-11-20 10:56:51,625 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1414007971] [2022-11-20 10:56:51,626 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-11-20 10:56:51,626 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-11-20 10:56:51,626 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-11-20 10:56:51,627 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-11-20 10:56:51,627 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=105, Unknown=0, NotChecked=0, Total=132 [2022-11-20 10:56:51,628 INFO L87 Difference]: Start difference. First operand 242 states and 333 transitions. Second operand has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-11-20 10:56:51,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2022-11-20 10:56:51,772 INFO L93 Difference]: Finished difference Result 312 states and 414 transitions. [2022-11-20 10:56:51,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2022-11-20 10:56:51,773 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) Word has length 120 [2022-11-20 10:56:51,773 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2022-11-20 10:56:51,774 INFO L225 Difference]: With dead ends: 312 [2022-11-20 10:56:51,774 INFO L226 Difference]: Without dead ends: 0 [2022-11-20 10:56:51,791 INFO L412 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 151 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=168, Unknown=0, NotChecked=0, Total=210 [2022-11-20 10:56:51,792 INFO L413 NwaCegarLoop]: 111 mSDtfsCounter, 158 mSDsluCounter, 277 mSDsCounter, 0 mSdLazyCounter, 53 mSolverCounterSat, 14 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 158 SdHoareTripleChecker+Valid, 388 SdHoareTripleChecker+Invalid, 67 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 14 IncrementalHoareTripleChecker+Valid, 53 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2022-11-20 10:56:51,792 INFO L414 NwaCegarLoop]: SdHoareTripleChecker [158 Valid, 388 Invalid, 67 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [14 Valid, 53 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2022-11-20 10:56:51,793 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2022-11-20 10:56:51,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2022-11-20 10:56:51,793 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) [2022-11-20 10:56:51,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2022-11-20 10:56:51,793 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 120 [2022-11-20 10:56:51,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2022-11-20 10:56:51,794 INFO L495 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2022-11-20 10:56:51,794 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 8.833333333333334) internal successors, (53), 6 states have internal predecessors, (53), 4 states have call successors, (17), 2 states have call predecessors, (17), 3 states have return successors, (16), 4 states have call predecessors, (16), 4 states have call successors, (16) [2022-11-20 10:56:51,794 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2022-11-20 10:56:51,794 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2022-11-20 10:56:51,797 INFO L805 garLoopResultBuilder]: Registering result SAFE for location __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2022-11-20 10:56:51,811 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Forceful destruction successful, exit code 0 [2022-11-20 10:56:52,008 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-11-20 10:56:52,010 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2022-11-20 10:56:52,743 INFO L895 garLoopResultBuilder]: At program point bounded_mallocENTRY(lines 6931 6936) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point bounded_mallocFINAL(lines 6931 6936) no Hoare annotation was computed. [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point bounded_mallocEXIT(lines 6931 6936) no Hoare annotation was computed. [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point L6932-1(lines 6932 6934) no Hoare annotation was computed. [2022-11-20 10:56:52,744 INFO L895 garLoopResultBuilder]: At program point L6932(lines 6932 6934) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#valid)| |#valid|))) [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point L8310(line 8310) no Hoare annotation was computed. [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validEXIT(lines 8323 8344) no Hoare annotation was computed. [2022-11-20 10:56:52,744 INFO L899 garLoopResultBuilder]: For program point L8277-2(line 8277) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8310-3(lines 8310 8311) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8277-1(line 8277) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8310-2(line 8310) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L895 garLoopResultBuilder]: At program point L8277(line 8277) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8277-7(lines 8277 8280) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8277-5(lines 8277 8280) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8277-4(line 8277) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8310-5(lines 8310 8311) no Hoare annotation was computed. [2022-11-20 10:56:52,745 INFO L899 garLoopResultBuilder]: For program point L8267(lines 8267 8271) no Hoare annotation was computed. [2022-11-20 10:56:52,746 INFO L899 garLoopResultBuilder]: For program point L8319(line 8319) no Hoare annotation was computed. [2022-11-20 10:56:52,746 INFO L895 garLoopResultBuilder]: At program point L8319-5(lines 8265 8320) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-11-20 10:56:52,746 INFO L899 garLoopResultBuilder]: For program point L8319-4(line 8319) no Hoare annotation was computed. [2022-11-20 10:56:52,746 INFO L899 garLoopResultBuilder]: For program point L8319-3(line 8319) no Hoare annotation was computed. [2022-11-20 10:56:52,746 INFO L895 garLoopResultBuilder]: At program point L8319-2(line 8319) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|))) [2022-11-20 10:56:52,746 INFO L895 garLoopResultBuilder]: At program point aws_priority_queue_is_validENTRY(lines 8323 8344) 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|))) [2022-11-20 10:56:52,747 INFO L895 garLoopResultBuilder]: At program point L8338(line 8338) the Hoare annotation is: (or (not (< 0 |#StackHeapBarrier|)) (and (= |old(#length)| |#length|) (= |old(#memory_real)| |#memory_real|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| 0) (= |#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)|) (<= |aws_priority_queue_is_valid_#in~queue#1.base| |aws_priority_queue_is_valid_~queue#1.base|) (= |old(#valid)| |#valid|))) [2022-11-20 10:56:52,747 INFO L899 garLoopResultBuilder]: For program point aws_priority_queue_is_validFINAL(lines 8323 8344) no Hoare annotation was computed. [2022-11-20 10:56:52,747 INFO L899 garLoopResultBuilder]: For program point L8338-1(line 8338) no Hoare annotation was computed. [2022-11-20 10:56:52,747 INFO L899 garLoopResultBuilder]: For program point L8326(lines 8326 8330) no Hoare annotation was computed. [2022-11-20 10:56:52,747 INFO L899 garLoopResultBuilder]: For program point L6747-1(line 6747) no Hoare annotation was computed. [2022-11-20 10:56:52,747 INFO L895 garLoopResultBuilder]: At program point L6747(line 6747) 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|))) [2022-11-20 10:56:52,747 INFO L899 garLoopResultBuilder]: For program point L6749-1(line 6749) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L895 garLoopResultBuilder]: At program point L6749(line 6749) 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|))) [2022-11-20 10:56:52,748 INFO L899 garLoopResultBuilder]: For program point L6743(line 6743) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L899 garLoopResultBuilder]: For program point L6743-4(lines 6742 6754) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L899 garLoopResultBuilder]: For program point L6743-2(lines 6743 6753) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L899 garLoopResultBuilder]: For program point ensure_array_list_has_allocated_data_memberEXIT(lines 6742 6754) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L895 garLoopResultBuilder]: At program point ensure_array_list_has_allocated_data_memberENTRY(lines 6742 6754) 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|))) [2022-11-20 10:56:52,748 INFO L902 garLoopResultBuilder]: At program point L6750(line 6750) the Hoare annotation is: true [2022-11-20 10:56:52,748 INFO L899 garLoopResultBuilder]: For program point L6752-1(line 6752) no Hoare annotation was computed. [2022-11-20 10:56:52,748 INFO L902 garLoopResultBuilder]: At program point L6752(line 6752) the Hoare annotation is: true [2022-11-20 10:56:52,749 INFO L899 garLoopResultBuilder]: For program point L6750-3(lines 6750 6752) no Hoare annotation was computed. [2022-11-20 10:56:52,749 INFO L899 garLoopResultBuilder]: For program point L6750-1(lines 6750 6752) no Hoare annotation was computed. [2022-11-20 10:56:52,749 INFO L899 garLoopResultBuilder]: For program point L6744-1(lines 6744 6746) no Hoare annotation was computed. [2022-11-20 10:56:52,750 INFO L895 garLoopResultBuilder]: At program point L6744(lines 6744 6746) 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|))) [2022-11-20 10:56:52,750 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedEXIT(lines 6728 6740) no Hoare annotation was computed. [2022-11-20 10:56:52,750 INFO L902 garLoopResultBuilder]: At program point aws_array_list_is_boundedENTRY(lines 6728 6740) the Hoare annotation is: true [2022-11-20 10:56:52,751 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_boundedFINAL(lines 6728 6740) no Hoare annotation was computed. [2022-11-20 10:56:52,751 INFO L895 garLoopResultBuilder]: At program point aws_array_list_is_validENTRY(lines 2935 2962) 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|))) [2022-11-20 10:56:52,751 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validEXIT(lines 2935 2962) no Hoare annotation was computed. [2022-11-20 10:56:52,751 INFO L899 garLoopResultBuilder]: For program point L2957(line 2957) no Hoare annotation was computed. [2022-11-20 10:56:52,751 INFO L899 garLoopResultBuilder]: For program point L2955(lines 2955 2956) no Hoare annotation was computed. [2022-11-20 10:56:52,752 INFO L899 garLoopResultBuilder]: For program point L2957-2(line 2957) no Hoare annotation was computed. [2022-11-20 10:56:52,752 INFO L899 garLoopResultBuilder]: For program point L2955-3(lines 2955 2957) no Hoare annotation was computed. [2022-11-20 10:56:52,752 INFO L899 garLoopResultBuilder]: For program point L2955-2(lines 2955 2956) no Hoare annotation was computed. [2022-11-20 10:56:52,752 INFO L899 garLoopResultBuilder]: For program point L2955-5(lines 2955 2957) no Hoare annotation was computed. [2022-11-20 10:56:52,752 INFO L899 garLoopResultBuilder]: For program point L2939(lines 2939 2943) no Hoare annotation was computed. [2022-11-20 10:56:52,753 INFO L902 garLoopResultBuilder]: At program point L2948(line 2948) the Hoare annotation is: true [2022-11-20 10:56:52,753 INFO L899 garLoopResultBuilder]: For program point L2948-1(line 2948) no Hoare annotation was computed. [2022-11-20 10:56:52,753 INFO L899 garLoopResultBuilder]: For program point aws_array_list_is_validFINAL(lines 2935 2962) no Hoare annotation was computed. [2022-11-20 10:56:52,753 INFO L899 garLoopResultBuilder]: For program point nondet_boolFINAL(line 261) no Hoare annotation was computed. [2022-11-20 10:56:52,753 INFO L899 garLoopResultBuilder]: For program point nondet_boolEXIT(line 261) no Hoare annotation was computed. [2022-11-20 10:56:52,753 INFO L902 garLoopResultBuilder]: At program point nondet_boolENTRY(line 261) the Hoare annotation is: true [2022-11-20 10:56:52,754 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedEXIT(lines 2586 2594) no Hoare annotation was computed. [2022-11-20 10:56:52,754 INFO L899 garLoopResultBuilder]: For program point L2498-1(lines 2498 2499) no Hoare annotation was computed. [2022-11-20 10:56:52,754 INFO L899 garLoopResultBuilder]: For program point aws_mul_size_checkedFINAL(lines 2586 2594) no Hoare annotation was computed. [2022-11-20 10:56:52,754 INFO L895 garLoopResultBuilder]: At program point aws_mul_size_checkedENTRY(lines 2586 2594) 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|))) [2022-11-20 10:56:52,755 INFO L902 garLoopResultBuilder]: At program point L2501(lines 2497 2502) the Hoare annotation is: true [2022-11-20 10:56:52,755 INFO L895 garLoopResultBuilder]: At program point L2498(line 2498) 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|))) [2022-11-20 10:56:52,755 INFO L899 garLoopResultBuilder]: For program point L2499-1(line 2499) no Hoare annotation was computed. [2022-11-20 10:56:52,755 INFO L902 garLoopResultBuilder]: At program point L2499(line 2499) the Hoare annotation is: true [2022-11-20 10:56:52,755 INFO L899 garLoopResultBuilder]: For program point L7393(lines 7393 7408) no Hoare annotation was computed. [2022-11-20 10:56:52,756 INFO L899 garLoopResultBuilder]: For program point L7406(line 7406) no Hoare annotation was computed. [2022-11-20 10:56:52,756 INFO L899 garLoopResultBuilder]: For program point L7402(line 7402) no Hoare annotation was computed. [2022-11-20 10:56:52,756 INFO L899 garLoopResultBuilder]: For program point L7398(line 7398) no Hoare annotation was computed. [2022-11-20 10:56:52,756 INFO L899 garLoopResultBuilder]: For program point L7402-2(line 7402) no Hoare annotation was computed. [2022-11-20 10:56:52,756 INFO L902 garLoopResultBuilder]: At program point memcpy_using_uint64_implENTRY(lines 7378 7418) the Hoare annotation is: true [2022-11-20 10:56:52,756 INFO L899 garLoopResultBuilder]: For program point L7394(line 7394) no Hoare annotation was computed. [2022-11-20 10:56:52,757 INFO L899 garLoopResultBuilder]: For program point L7398-2(line 7398) no Hoare annotation was computed. [2022-11-20 10:56:52,757 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implEXIT(lines 7378 7418) no Hoare annotation was computed. [2022-11-20 10:56:52,757 INFO L899 garLoopResultBuilder]: For program point L7394-2(line 7394) no Hoare annotation was computed. [2022-11-20 10:56:52,757 INFO L902 garLoopResultBuilder]: At program point L7383(line 7383) the Hoare annotation is: true [2022-11-20 10:56:52,757 INFO L902 garLoopResultBuilder]: At program point L7379-1(line 7379) the Hoare annotation is: true [2022-11-20 10:56:52,757 INFO L902 garLoopResultBuilder]: At program point L7379(line 7379) the Hoare annotation is: true [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7404-2(line 7404) no Hoare annotation was computed. [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7404(line 7404) no Hoare annotation was computed. [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7400-2(line 7400) no Hoare annotation was computed. [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7400(line 7400) no Hoare annotation was computed. [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7396-2(line 7396) no Hoare annotation was computed. [2022-11-20 10:56:52,758 INFO L899 garLoopResultBuilder]: For program point L7396(line 7396) no Hoare annotation was computed. [2022-11-20 10:56:52,759 INFO L899 garLoopResultBuilder]: For program point L7384(line 7384) no Hoare annotation was computed. [2022-11-20 10:56:52,759 INFO L902 garLoopResultBuilder]: At program point L7413-3(lines 7413 7415) the Hoare annotation is: true [2022-11-20 10:56:52,759 INFO L899 garLoopResultBuilder]: For program point L7413-2(lines 7413 7415) no Hoare annotation was computed. [2022-11-20 10:56:52,759 INFO L899 garLoopResultBuilder]: For program point L7413-4(lines 7413 7415) no Hoare annotation was computed. [2022-11-20 10:56:52,759 INFO L899 garLoopResultBuilder]: For program point memcpy_using_uint64_implFINAL(lines 7378 7418) no Hoare annotation was computed. [2022-11-20 10:56:52,759 INFO L902 garLoopResultBuilder]: At program point L2337-3(lines 2337 2343) the Hoare annotation is: true [2022-11-20 10:56:52,760 INFO L899 garLoopResultBuilder]: For program point L2337-2(lines 2337 2343) no Hoare annotation was computed. [2022-11-20 10:56:52,760 INFO L899 garLoopResultBuilder]: For program point L2337-4(lines 2337 2343) no Hoare annotation was computed. [2022-11-20 10:56:52,760 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedEXIT(lines 2331 2348) no Hoare annotation was computed. [2022-11-20 10:56:52,760 INFO L902 garLoopResultBuilder]: At program point aws_is_mem_zeroedENTRY(lines 2331 2348) the Hoare annotation is: true [2022-11-20 10:56:52,760 INFO L899 garLoopResultBuilder]: For program point aws_is_mem_zeroedFINAL(lines 2331 2348) no Hoare annotation was computed. [2022-11-20 10:56:52,760 INFO L899 garLoopResultBuilder]: For program point L2338(lines 2338 2342) no Hoare annotation was computed. [2022-11-20 10:56:52,761 INFO L899 garLoopResultBuilder]: For program point L3170-2(line 3170) no Hoare annotation was computed. [2022-11-20 10:56:52,761 INFO L899 garLoopResultBuilder]: For program point L3169(line 3169) no Hoare annotation was computed. [2022-11-20 10:56:52,761 INFO L902 garLoopResultBuilder]: At program point L3170-1(line 3170) the Hoare annotation is: true [2022-11-20 10:56:52,761 INFO L899 garLoopResultBuilder]: For program point L3169-3(line 3169) no Hoare annotation was computed. [2022-11-20 10:56:52,761 INFO L902 garLoopResultBuilder]: At program point L3169-2(line 3169) the Hoare annotation is: true [2022-11-20 10:56:52,762 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthEXIT(lines 3163 3174) no Hoare annotation was computed. [2022-11-20 10:56:52,762 INFO L902 garLoopResultBuilder]: At program point aws_array_list_lengthENTRY(lines 3163 3174) the Hoare annotation is: true [2022-11-20 10:56:52,762 INFO L899 garLoopResultBuilder]: For program point aws_array_list_lengthFINAL(lines 3163 3174) no Hoare annotation was computed. [2022-11-20 10:56:52,762 INFO L902 garLoopResultBuilder]: At program point L3172(line 3172) the Hoare annotation is: true [2022-11-20 10:56:52,762 INFO L902 garLoopResultBuilder]: At program point L3170(line 3170) the Hoare annotation is: true [2022-11-20 10:56:52,762 INFO L899 garLoopResultBuilder]: For program point L3172-2(line 3172) no Hoare annotation was computed. [2022-11-20 10:56:52,763 INFO L902 garLoopResultBuilder]: At program point L3172-1(line 3172) the Hoare annotation is: true [2022-11-20 10:56:52,763 INFO L902 garLoopResultBuilder]: At program point can_fail_mallocENTRY(lines 6948 6952) the Hoare annotation is: true [2022-11-20 10:56:52,763 INFO L899 garLoopResultBuilder]: For program point L6951-1(line 6951) no Hoare annotation was computed. [2022-11-20 10:56:52,763 INFO L902 garLoopResultBuilder]: At program point L6951(line 6951) the Hoare annotation is: true [2022-11-20 10:56:52,763 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocFINAL(lines 6948 6952) no Hoare annotation was computed. [2022-11-20 10:56:52,763 INFO L899 garLoopResultBuilder]: For program point L6949-3(lines 6949 6951) no Hoare annotation was computed. [2022-11-20 10:56:52,764 INFO L899 garLoopResultBuilder]: For program point can_fail_mallocEXIT(lines 6948 6952) no Hoare annotation was computed. [2022-11-20 10:56:52,764 INFO L899 garLoopResultBuilder]: For program point L6949-1(lines 6949 6951) no Hoare annotation was computed. [2022-11-20 10:56:52,764 INFO L902 garLoopResultBuilder]: At program point L6949(line 6949) the Hoare annotation is: true [2022-11-20 10:56:52,764 INFO L899 garLoopResultBuilder]: For program point L211-2(lines 210 212) no Hoare annotation was computed. [2022-11-20 10:56:52,764 INFO L902 garLoopResultBuilder]: At program point assume_abort_if_notENTRY(lines 210 212) the Hoare annotation is: true [2022-11-20 10:56:52,764 INFO L899 garLoopResultBuilder]: For program point L211(line 211) no Hoare annotation was computed. [2022-11-20 10:56:52,765 INFO L899 garLoopResultBuilder]: For program point assume_abort_if_notEXIT(lines 210 212) no Hoare annotation was computed. [2022-11-20 10:56:52,765 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)|)) [2022-11-20 10:56:52,765 INFO L899 garLoopResultBuilder]: For program point L7366(lines 7366 7368) no Hoare annotation was computed. [2022-11-20 10:56:52,765 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorFINAL(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 10:56:52,765 INFO L899 garLoopResultBuilder]: For program point aws_raise_errorEXIT(lines 1988 1999) no Hoare annotation was computed. [2022-11-20 10:56:52,765 INFO L902 garLoopResultBuilder]: At program point my_memcpyENTRY(lines 7420 7422) the Hoare annotation is: true [2022-11-20 10:56:52,766 INFO L899 garLoopResultBuilder]: For program point my_memcpyFINAL(lines 7420 7422) no Hoare annotation was computed. [2022-11-20 10:56:52,766 INFO L899 garLoopResultBuilder]: For program point L7421-1(line 7421) no Hoare annotation was computed. [2022-11-20 10:56:52,766 INFO L902 garLoopResultBuilder]: At program point L7421(line 7421) the Hoare annotation is: true [2022-11-20 10:56:52,766 INFO L899 garLoopResultBuilder]: For program point my_memcpyEXIT(lines 7420 7422) no Hoare annotation was computed. [2022-11-20 10:56:52,766 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorFINAL(lines 6938 6940) no Hoare annotation was computed. [2022-11-20 10:56:52,766 INFO L899 garLoopResultBuilder]: For program point can_fail_allocatorEXIT(lines 6938 6940) no Hoare annotation was computed. [2022-11-20 10:56:52,767 INFO L902 garLoopResultBuilder]: At program point can_fail_allocatorENTRY(lines 6938 6940) the Hoare annotation is: true [2022-11-20 10:56:52,767 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|))) [2022-11-20 10:56:52,767 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multEXIT(lines 253 256) no Hoare annotation was computed. [2022-11-20 10:56:52,767 INFO L899 garLoopResultBuilder]: For program point __CPROVER_overflow_multFINAL(lines 253 256) no Hoare annotation was computed. [2022-11-20 10:56:52,767 INFO L902 garLoopResultBuilder]: At program point L3188(line 3188) the Hoare annotation is: true [2022-11-20 10:56:52,768 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atEXIT(lines 3176 3189) no Hoare annotation was computed. [2022-11-20 10:56:52,768 INFO L899 garLoopResultBuilder]: For program point L3188-1(line 3188) no Hoare annotation was computed. [2022-11-20 10:56:52,768 INFO L902 garLoopResultBuilder]: At program point L3184(line 3184) the Hoare annotation is: true [2022-11-20 10:56:52,768 INFO L902 garLoopResultBuilder]: At program point L3182(line 3182) the Hoare annotation is: true [2022-11-20 10:56:52,768 INFO L899 garLoopResultBuilder]: For program point L3184-2(line 3184) no Hoare annotation was computed. [2022-11-20 10:56:52,768 INFO L902 garLoopResultBuilder]: At program point L3184-1(line 3184) the Hoare annotation is: true [2022-11-20 10:56:52,769 INFO L899 garLoopResultBuilder]: For program point L3182-1(lines 3182 3186) no Hoare annotation was computed. [2022-11-20 10:56:52,769 INFO L902 garLoopResultBuilder]: At program point L3178(line 3178) the Hoare annotation is: true [2022-11-20 10:56:52,769 INFO L899 garLoopResultBuilder]: For program point L3178-2(line 3178) no Hoare annotation was computed. [2022-11-20 10:56:52,769 INFO L902 garLoopResultBuilder]: At program point L3178-1(line 3178) the Hoare annotation is: true [2022-11-20 10:56:52,769 INFO L899 garLoopResultBuilder]: For program point aws_array_list_get_atFINAL(lines 3176 3189) no Hoare annotation was computed. [2022-11-20 10:56:52,769 INFO L902 garLoopResultBuilder]: At program point aws_array_list_get_atENTRY(lines 3176 3189) the Hoare annotation is: true [2022-11-20 10:56:52,770 INFO L902 garLoopResultBuilder]: At program point L3187-1(line 3187) the Hoare annotation is: true [2022-11-20 10:56:52,770 INFO L902 garLoopResultBuilder]: At program point L3187(line 3187) the Hoare annotation is: true [2022-11-20 10:56:52,770 INFO L899 garLoopResultBuilder]: For program point L3187-2(line 3187) no Hoare annotation was computed. [2022-11-20 10:56:52,770 INFO L899 garLoopResultBuilder]: For program point L3183-1(line 3183) no Hoare annotation was computed. [2022-11-20 10:56:52,770 INFO L902 garLoopResultBuilder]: At program point L3183(line 3183) the Hoare annotation is: true [2022-11-20 10:56:52,771 INFO L899 garLoopResultBuilder]: For program point L3179(line 3179) no Hoare annotation was computed. [2022-11-20 10:56:52,771 INFO L899 garLoopResultBuilder]: For program point L3179-3(line 3179) no Hoare annotation was computed. [2022-11-20 10:56:52,771 INFO L902 garLoopResultBuilder]: At program point L3179-2(line 3179) the Hoare annotation is: true [2022-11-20 10:56:52,771 INFO L899 garLoopResultBuilder]: For program point L8566-1(line 8566) no Hoare annotation was computed. [2022-11-20 10:56:52,771 INFO L895 garLoopResultBuilder]: At program point L8500(line 8500) the Hoare annotation is: false [2022-11-20 10:56:52,771 INFO L895 garLoopResultBuilder]: At program point L8500-1(line 8500) the Hoare annotation is: false [2022-11-20 10:56:52,772 INFO L899 garLoopResultBuilder]: For program point L8500-2(line 8500) no Hoare annotation was computed. [2022-11-20 10:56:52,772 INFO L895 garLoopResultBuilder]: At program point L8566(line 8566) the Hoare annotation is: false [2022-11-20 10:56:52,772 INFO L895 garLoopResultBuilder]: At program point L8525(line 8525) the Hoare annotation is: false [2022-11-20 10:56:52,772 INFO L899 garLoopResultBuilder]: For program point L8558-1(lines 8558 8560) no Hoare annotation was computed. [2022-11-20 10:56:52,772 INFO L899 garLoopResultBuilder]: For program point L8525-1(line 8525) no Hoare annotation was computed. [2022-11-20 10:56:52,773 INFO L895 garLoopResultBuilder]: At program point L8558(lines 8558 8560) the Hoare annotation is: false [2022-11-20 10:56:52,773 INFO L899 garLoopResultBuilder]: For program point L6791-1(line 6791) no Hoare annotation was computed. [2022-11-20 10:56:52,773 INFO L895 garLoopResultBuilder]: At program point L8550-1(lines 8550 8563) the Hoare annotation is: false [2022-11-20 10:56:52,773 INFO L895 garLoopResultBuilder]: At program point L6791(line 6791) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,773 INFO L899 garLoopResultBuilder]: For program point L8550(lines 8550 8563) no Hoare annotation was computed. [2022-11-20 10:56:52,773 INFO L895 garLoopResultBuilder]: At program point L8509(line 8509) the Hoare annotation is: false [2022-11-20 10:56:52,774 INFO L899 garLoopResultBuilder]: For program point L8509-1(line 8509) no Hoare annotation was computed. [2022-11-20 10:56:52,774 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2022-11-20 10:56:52,774 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2022-11-20 10:56:52,774 INFO L899 garLoopResultBuilder]: For program point L8534(lines 8534 8540) no Hoare annotation was computed. [2022-11-20 10:56:52,774 INFO L895 garLoopResultBuilder]: At program point L6800(lines 6783 6801) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,775 INFO L899 garLoopResultBuilder]: For program point L8518-1(line 8518) no Hoare annotation was computed. [2022-11-20 10:56:52,775 INFO L895 garLoopResultBuilder]: At program point L8551(line 8551) the Hoare annotation is: false [2022-11-20 10:56:52,775 INFO L895 garLoopResultBuilder]: At program point L8518(line 8518) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,775 INFO L899 garLoopResultBuilder]: For program point L8551-1(line 8551) no Hoare annotation was computed. [2022-11-20 10:56:52,775 INFO L895 garLoopResultBuilder]: At program point L8510(lines 8495 8511) the Hoare annotation is: false [2022-11-20 10:56:52,776 INFO L902 garLoopResultBuilder]: At program point L8568(line 8568) the Hoare annotation is: true [2022-11-20 10:56:52,776 INFO L895 garLoopResultBuilder]: At program point L8527(line 8527) the Hoare annotation is: false [2022-11-20 10:56:52,776 INFO L899 garLoopResultBuilder]: For program point L8527-1(line 8527) no Hoare annotation was computed. [2022-11-20 10:56:52,776 INFO L899 garLoopResultBuilder]: For program point L8552(lines 8552 8562) no Hoare annotation was computed. [2022-11-20 10:56:52,776 INFO L899 garLoopResultBuilder]: For program point L8536(lines 8536 8539) no Hoare annotation was computed. [2022-11-20 10:56:52,776 INFO L895 garLoopResultBuilder]: At program point L8553(line 8553) the Hoare annotation is: false [2022-11-20 10:56:52,777 INFO L899 garLoopResultBuilder]: For program point L8553-1(line 8553) no Hoare annotation was computed. [2022-11-20 10:56:52,777 INFO L899 garLoopResultBuilder]: For program point L6803(lines 6803 6807) no Hoare annotation was computed. [2022-11-20 10:56:52,777 INFO L899 garLoopResultBuilder]: For program point L8554(lines 8554 8561) no Hoare annotation was computed. [2022-11-20 10:56:52,777 INFO L899 garLoopResultBuilder]: For program point L8529(lines 8529 8541) no Hoare annotation was computed. [2022-11-20 10:56:52,777 INFO L899 garLoopResultBuilder]: For program point L8529-1(lines 8529 8541) no Hoare annotation was computed. [2022-11-20 10:56:52,777 INFO L895 garLoopResultBuilder]: At program point L8496(line 8496) the Hoare annotation is: false [2022-11-20 10:56:52,778 INFO L895 garLoopResultBuilder]: At program point L8496-1(line 8496) the Hoare annotation is: false [2022-11-20 10:56:52,778 INFO L899 garLoopResultBuilder]: For program point L8496-2(line 8496) no Hoare annotation was computed. [2022-11-20 10:56:52,778 INFO L899 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2022-11-20 10:56:52,778 INFO L895 garLoopResultBuilder]: At program point L8538(line 8538) the Hoare annotation is: false [2022-11-20 10:56:52,778 INFO L899 garLoopResultBuilder]: For program point L8513(lines 8513 8567) no Hoare annotation was computed. [2022-11-20 10:56:52,778 INFO L899 garLoopResultBuilder]: For program point L8538-1(line 8538) no Hoare annotation was computed. [2022-11-20 10:56:52,779 INFO L899 garLoopResultBuilder]: For program point L8505(lines 8505 8507) no Hoare annotation was computed. [2022-11-20 10:56:52,779 INFO L895 garLoopResultBuilder]: At program point L6804-1(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,779 INFO L895 garLoopResultBuilder]: At program point L6804(line 6804) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,779 INFO L895 garLoopResultBuilder]: At program point L8505-2(lines 8505 8507) the Hoare annotation is: false [2022-11-20 10:56:52,779 INFO L895 garLoopResultBuilder]: At program point L8522(line 8522) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,780 INFO L899 garLoopResultBuilder]: For program point L8497(line 8497) no Hoare annotation was computed. [2022-11-20 10:56:52,780 INFO L895 garLoopResultBuilder]: At program point L8497-2(line 8497) the Hoare annotation is: false [2022-11-20 10:56:52,780 INFO L899 garLoopResultBuilder]: For program point L8497-3(line 8497) no Hoare annotation was computed. [2022-11-20 10:56:52,780 INFO L899 garLoopResultBuilder]: For program point L8547(line 8547) no Hoare annotation was computed. [2022-11-20 10:56:52,780 INFO L895 garLoopResultBuilder]: At program point L8522-1(line 8522) the Hoare annotation is: (= |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_#t~ret957#1| 0) [2022-11-20 10:56:52,780 INFO L899 garLoopResultBuilder]: For program point L8522-2(line 8522) no Hoare annotation was computed. [2022-11-20 10:56:52,781 INFO L899 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2022-11-20 10:56:52,781 INFO L895 garLoopResultBuilder]: At program point L8547-2(line 8547) the Hoare annotation is: false [2022-11-20 10:56:52,781 INFO L899 garLoopResultBuilder]: For program point L8547-3(line 8547) no Hoare annotation was computed. [2022-11-20 10:56:52,781 INFO L899 garLoopResultBuilder]: For program point L6805(line 6805) no Hoare annotation was computed. [2022-11-20 10:56:52,781 INFO L895 garLoopResultBuilder]: At program point L8523(line 8523) the Hoare annotation is: false [2022-11-20 10:56:52,782 INFO L899 garLoopResultBuilder]: For program point L8523-1(line 8523) no Hoare annotation was computed. [2022-11-20 10:56:52,782 INFO L895 garLoopResultBuilder]: At program point L8499(line 8499) the Hoare annotation is: false [2022-11-20 10:56:52,782 INFO L899 garLoopResultBuilder]: For program point L8499-1(line 8499) no Hoare annotation was computed. [2022-11-20 10:56:52,782 INFO L895 garLoopResultBuilder]: At program point L6798(lines 6798 6799) the Hoare annotation is: (and (<= 2 |ULTIMATE.start_aws_priority_queue_s_remove_node_harness_~#queue~0#1.base|) (< 0 |#StackHeapBarrier|)) [2022-11-20 10:56:52,782 INFO L899 garLoopResultBuilder]: For program point L8499-2(lines 8499 8502) no Hoare annotation was computed. [2022-11-20 10:56:52,782 INFO L899 garLoopResultBuilder]: For program point L6798-1(lines 6798 6799) no Hoare annotation was computed. [2022-11-20 10:56:52,783 INFO L899 garLoopResultBuilder]: For program point L223(line 223) no Hoare annotation was computed. [2022-11-20 10:56:52,783 INFO L902 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 222 224) the Hoare annotation is: true [2022-11-20 10:56:52,783 INFO L899 garLoopResultBuilder]: For program point L223-1(line 223) no Hoare annotation was computed. [2022-11-20 10:56:52,783 INFO L899 garLoopResultBuilder]: For program point L223-3(lines 222 224) no Hoare annotation was computed. [2022-11-20 10:56:52,783 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 222 224) no Hoare annotation was computed. [2022-11-20 10:56:52,783 INFO L899 garLoopResultBuilder]: For program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 223) no Hoare annotation was computed. [2022-11-20 10:56:52,787 INFO L444 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1] [2022-11-20 10:56:52,790 INFO L178 ceAbstractionStarter]: Computing trace abstraction results [2022-11-20 10:56:52,816 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 20.11 10:56:52 BoogieIcfgContainer [2022-11-20 10:56:52,816 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2022-11-20 10:56:52,817 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-11-20 10:56:52,817 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-11-20 10:56:52,817 INFO L275 PluginConnector]: Witness Printer initialized [2022-11-20 10:56:52,818 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.11 10:56:30" (3/4) ... [2022-11-20 10:56:52,821 INFO L137 WitnessPrinter]: Generating witness for correct program [2022-11-20 10:56:52,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_malloc [2022-11-20 10:56:52,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure bounded_malloc [2022-11-20 10:56:52,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_priority_queue_is_valid [2022-11-20 10:56:52,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ensure_array_list_has_allocated_data_member [2022-11-20 10:56:52,829 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_bounded [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_is_valid [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure nondet_bool [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_raise_error [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure my_memcpy [2022-11-20 10:56:52,830 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure can_fail_allocator [2022-11-20 10:56:52,831 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __CPROVER_overflow_mult [2022-11-20 10:56:52,831 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_get_at [2022-11-20 10:56:52,831 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_mul_size_checked [2022-11-20 10:56:52,831 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure memcpy_using_uint64_impl [2022-11-20 10:56:52,831 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_is_mem_zeroed [2022-11-20 10:56:52,832 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure aws_array_list_length [2022-11-20 10:56:52,832 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2022-11-20 10:56:52,862 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 151 nodes and edges [2022-11-20 10:56:52,864 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 66 nodes and edges [2022-11-20 10:56:52,866 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 25 nodes and edges [2022-11-20 10:56:52,868 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2022-11-20 10:56:52,869 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2022-11-20 10:56:52,870 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2022-11-20 10:56:52,872 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2022-11-20 10:56:52,873 INFO L915 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2022-11-20 10:56:53,772 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/witness.graphml [2022-11-20 10:56:53,773 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-11-20 10:56:53,773 INFO L158 Benchmark]: Toolchain (without parser) took 31655.27ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 89.7MB in the beginning and 60.9MB in the end (delta: 28.8MB). Peak memory consumption was 181.9MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,774 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 113.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-20 10:56:53,774 INFO L158 Benchmark]: CACSL2BoogieTranslator took 3669.99ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 89.7MB in the beginning and 94.7MB in the end (delta: -5.0MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,775 INFO L158 Benchmark]: Boogie Procedure Inliner took 233.14ms. Allocated memory is still 186.6MB. Free memory was 94.7MB in the beginning and 85.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,775 INFO L158 Benchmark]: Boogie Preprocessor took 137.50ms. Allocated memory is still 186.6MB. Free memory was 85.3MB in the beginning and 77.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,775 INFO L158 Benchmark]: RCFGBuilder took 4245.15ms. Allocated memory is still 186.6MB. Free memory was 77.9MB in the beginning and 55.0MB in the end (delta: 23.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,776 INFO L158 Benchmark]: TraceAbstraction took 22385.66ms. Allocated memory was 243.3MB in the beginning and 293.6MB in the end (delta: 50.3MB). Free memory was 183.4MB in the beginning and 186.7MB in the end (delta: -3.3MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,776 INFO L158 Benchmark]: Witness Printer took 955.78ms. Allocated memory is still 293.6MB. Free memory was 186.7MB in the beginning and 60.9MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. Max. memory is 16.1GB. [2022-11-20 10:56:53,778 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 113.8MB in the end (delta: 159.4kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 3669.99ms. Allocated memory was 142.6MB in the beginning and 186.6MB in the end (delta: 44.0MB). Free memory was 89.7MB in the beginning and 94.7MB in the end (delta: -5.0MB). Peak memory consumption was 77.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 233.14ms. Allocated memory is still 186.6MB. Free memory was 94.7MB in the beginning and 85.3MB in the end (delta: 9.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 137.50ms. Allocated memory is still 186.6MB. Free memory was 85.3MB in the beginning and 77.9MB in the end (delta: 7.3MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 4245.15ms. Allocated memory is still 186.6MB. Free memory was 77.9MB in the beginning and 55.0MB in the end (delta: 23.0MB). Peak memory consumption was 30.3MB. Max. memory is 16.1GB. * TraceAbstraction took 22385.66ms. Allocated memory was 243.3MB in the beginning and 293.6MB in the end (delta: 50.3MB). Free memory was 183.4MB in the beginning and 186.7MB in the end (delta: -3.3MB). Peak memory consumption was 46.0MB. Max. memory is 16.1GB. * Witness Printer took 955.78ms. Allocated memory is still 293.6MB. Free memory was 186.7MB in the beginning and 60.9MB in the end (delta: 125.8MB). Peak memory consumption was 125.8MB. 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 19 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 22.3s, OverallIterations: 4, TraceHistogramMax: 6, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 13.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 629 SdHoareTripleChecker+Valid, 12.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 578 mSDsluCounter, 3526 SdHoareTripleChecker+Invalid, 11.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2663 mSDsCounter, 291 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 1918 IncrementalHoareTripleChecker+Invalid, 2209 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 291 mSolverCounterUnsat, 863 mSDtfsCounter, 1918 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 631 GetRequests, 592 SyntacticMatches, 3 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=242occurred in iteration=3, InterpolantAutomatonStates: 28, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 4 MinimizatonAttempts, 189 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 83 LocationsWithAnnotation, 493 PreInvPairs, 505 NumberOfFragments, 428 HoareAnnotationTreeSize, 493 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 83 FomulaSimplificationsInter, 49 FormulaSimplificationTreeSizeReductionInter, 0.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 4.6s InterpolantComputationTime, 800 NumberOfCodeBlocks, 800 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 904 ConstructedInterpolants, 0 QuantifiedInterpolants, 1654 SizeOfPredicates, 6 NumberOfNonLiveVariables, 7085 ConjunctsInSsa, 32 ConjunctsInUnsatCore, 8 InterpolantComputations, 3 PerfectInterpolantSequences, 684/704 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: 6783]: Loop Invariant Derived loop invariant: 2 <= queue && 0 < unknown-#StackHeapBarrier-unknown - InvariantResult [Line: 8568]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8265]: Loop Invariant Derived loop invariant: !(0 < unknown-#StackHeapBarrier-unknown) || (queue <= 0 && queue <= queue) - InvariantResult [Line: 2497]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 8495]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 7413]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 2337]: Loop Invariant Derived loop invariant: 1 RESULT: Ultimate proved your program to be correct! [2022-11-20 10:56:53,807 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_263db93d-0f3a-4b2c-9935-a4e8db1856c0/bin/uautomizer-ug76WZFUDN/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