./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 4fc63b2a 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_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/config/TaipanReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-4fc63b2 [2024-11-02 12:29:14,142 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-02 12:29:14,244 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/config/svcomp-Reach-64bit-Taipan_Default.epf [2024-11-02 12:29:14,251 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-02 12:29:14,254 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-02 12:29:14,303 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-02 12:29:14,306 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-02 12:29:14,306 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-02 12:29:14,307 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-02 12:29:14,309 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-02 12:29:14,309 INFO L153 SettingsManager]: * User list type=DISABLED [2024-11-02 12:29:14,310 INFO L151 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2024-11-02 12:29:14,310 INFO L153 SettingsManager]: * Explicit value domain=true [2024-11-02 12:29:14,311 INFO L153 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2024-11-02 12:29:14,311 INFO L153 SettingsManager]: * Octagon Domain=false [2024-11-02 12:29:14,313 INFO L153 SettingsManager]: * Abstract domain=CompoundDomain [2024-11-02 12:29:14,314 INFO L153 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2024-11-02 12:29:14,314 INFO L153 SettingsManager]: * Use the RCFG-of-the-future interface=true [2024-11-02 12:29:14,314 INFO L153 SettingsManager]: * Interval Domain=false [2024-11-02 12:29:14,315 INFO L151 SettingsManager]: Preferences of Sifa differ from their defaults: [2024-11-02 12:29:14,315 INFO L153 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2024-11-02 12:29:14,319 INFO L153 SettingsManager]: * Simplification Technique=POLY_PAC [2024-11-02 12:29:14,320 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-02 12:29:14,337 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-02 12:29:14,337 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-02 12:29:14,338 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-02 12:29:14,338 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-02 12:29:14,338 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-02 12:29:14,338 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-02 12:29:14,339 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-02 12:29:14,339 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-02 12:29:14,339 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-02 12:29:14,340 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-02 12:29:14,340 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-02 12:29:14,340 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-02 12:29:14,340 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:29:14,341 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-02 12:29:14,341 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-02 12:29:14,341 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-02 12:29:14,342 INFO L153 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2024-11-02 12:29:14,342 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-02 12:29:14,342 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-02 12:29:14,342 INFO L153 SettingsManager]: * Trace refinement exception blacklist=NONE [2024-11-02 12:29:14,343 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-11-02 12:29:14,343 INFO L153 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 36677182f518398f01d85d4519b98c485dfbc69288769baae64c1b35fbac01e2 [2024-11-02 12:29:14,648 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-02 12:29:14,717 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-02 12:29:14,719 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-02 12:29:14,720 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-02 12:29:14,720 INFO L274 PluginConnector]: CDTParser initialized [2024-11-02 12:29:14,722 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i Unable to find full path for "g++" [2024-11-02 12:29:16,968 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-02 12:29:17,571 INFO L384 CDTParser]: Found 1 translation units. [2024-11-02 12:29:17,571 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i [2024-11-02 12:29:17,617 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/data/dfa849ced/d3a6c3028a2b4ef3a5c467659dd62adf/FLAGbf5b69deb [2024-11-02 12:29:18,042 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/data/dfa849ced/d3a6c3028a2b4ef3a5c467659dd62adf [2024-11-02 12:29:18,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-02 12:29:18,046 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-02 12:29:18,048 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-02 12:29:18,048 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-02 12:29:18,055 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-02 12:29:18,056 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:29:18" (1/1) ... [2024-11-02 12:29:18,057 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1271a74e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:18, skipping insertion in model container [2024-11-02 12:29:18,057 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.11 12:29:18" (1/1) ... [2024-11-02 12:29:18,188 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-02 12:29:18,553 WARN L251 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_b832d0df-993d-42b8-81ac-227b9a79f526/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4499,4512] [2024-11-02 12:29:18,563 WARN L251 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_b832d0df-993d-42b8-81ac-227b9a79f526/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4559,4572] [2024-11-02 12:29:19,790 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,792 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,793 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,794 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,795 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,815 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,816 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,819 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,820 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,823 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,825 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,826 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:19,826 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,706 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,725 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,859 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,860 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,861 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,861 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,862 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,862 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,863 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,864 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,865 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,869 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,869 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,870 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,870 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,876 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,877 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,878 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,880 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,889 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,890 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,911 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,914 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,916 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,932 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,933 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,933 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:20,939 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:29:20,998 INFO L200 MainTranslator]: Completed pre-run [2024-11-02 12:29:21,020 WARN L251 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_b832d0df-993d-42b8-81ac-227b9a79f526/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4499,4512] [2024-11-02 12:29:21,023 WARN L251 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_b832d0df-993d-42b8-81ac-227b9a79f526/sv-benchmarks/c/aws-c-common/aws_priority_queue_remove_harness.i[4559,4572] [2024-11-02 12:29:21,079 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,079 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,080 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,081 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,081 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,090 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,091 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,092 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,093 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,094 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,095 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,096 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,097 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,224 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,231 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,239 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7771-7782] [2024-11-02 12:29:21,265 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,266 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,267 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,267 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,267 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,268 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,268 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,271 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,272 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,272 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,273 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,273 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,274 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,275 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,277 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,277 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,278 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,282 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,285 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,295 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,297 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,297 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,306 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,306 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,307 WARN L1657 CHandler]: Possible shadowing of function index [2024-11-02 12:29:21,311 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-02 12:29:21,674 INFO L204 MainTranslator]: Completed translation [2024-11-02 12:29:21,675 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21 WrapperNode [2024-11-02 12:29:21,675 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-02 12:29:21,676 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-02 12:29:21,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-02 12:29:21,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-02 12:29:21,685 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:21,799 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:21,959 INFO L138 Inliner]: procedures = 686, calls = 1933, calls flagged for inlining = 59, calls inlined = 15, statements flattened = 1090 [2024-11-02 12:29:21,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-02 12:29:21,960 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-02 12:29:21,960 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-02 12:29:21,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-02 12:29:21,972 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:21,972 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,002 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,007 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,089 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,095 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,116 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,129 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,154 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-02 12:29:22,157 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-02 12:29:22,157 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-02 12:29:22,157 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-02 12:29:22,158 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (1/1) ... [2024-11-02 12:29:22,168 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-02 12:29:22,181 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:29:22,201 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-02 12:29:22,206 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-02 12:29:22,236 INFO L130 BoogieDeclarations]: Found specification of procedure s_swap [2024-11-02 12:29:22,236 INFO L138 BoogieDeclarations]: Found implementation of procedure s_swap [2024-11-02 12:29:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2024-11-02 12:29:22,237 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2024-11-02 12:29:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-02 12:29:22,237 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_bounded [2024-11-02 12:29:22,237 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_bounded [2024-11-02 12:29:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2024-11-02 12:29:22,238 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2024-11-02 12:29:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2024-11-02 12:29:22,238 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2024-11-02 12:29:22,238 INFO L130 BoogieDeclarations]: Found specification of procedure s_sift_up [2024-11-02 12:29:22,238 INFO L138 BoogieDeclarations]: Found implementation of procedure s_sift_up [2024-11-02 12:29:22,239 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2024-11-02 12:29:22,239 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-02 12:29:22,239 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2024-11-02 12:29:22,239 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2024-11-02 12:29:22,239 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-02 12:29:22,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-02 12:29:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_node [2024-11-02 12:29:22,240 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_node [2024-11-02 12:29:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-02 12:29:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-02 12:29:22,240 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-02 12:29:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure my_abort [2024-11-02 12:29:22,241 INFO L138 BoogieDeclarations]: Found implementation of procedure my_abort [2024-11-02 12:29:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy_impl [2024-11-02 12:29:22,241 INFO L138 BoogieDeclarations]: Found implementation of procedure memcpy_impl [2024-11-02 12:29:22,241 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-02 12:29:22,242 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-02 12:29:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2024-11-02 12:29:22,242 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2024-11-02 12:29:22,242 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2024-11-02 12:29:22,242 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2024-11-02 12:29:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2024-11-02 12:29:22,243 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2024-11-02 12:29:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2024-11-02 12:29:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2024-11-02 12:29:22,243 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2024-11-02 12:29:22,243 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2024-11-02 12:29:22,244 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2024-11-02 12:29:22,245 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_length [2024-11-02 12:29:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_length [2024-11-02 12:29:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2024-11-02 12:29:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2024-11-02 12:29:22,246 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-02 12:29:22,246 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-02 12:29:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure my_memcpy [2024-11-02 12:29:22,247 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memcpy [2024-11-02 12:29:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_pop_back [2024-11-02 12:29:22,247 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_pop_back [2024-11-02 12:29:22,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-02 12:29:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-02 12:29:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-02 12:29:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at_ptr [2024-11-02 12:29:22,248 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at_ptr [2024-11-02 12:29:22,248 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2024-11-02 12:29:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2024-11-02 12:29:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2024-11-02 12:29:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2024-11-02 12:29:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-02 12:29:22,249 INFO L130 BoogieDeclarations]: Found specification of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:29:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ensure_array_list_has_allocated_data_member [2024-11-02 12:29:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_backpointer_index_valid [2024-11-02 12:29:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_backpointer_index_valid [2024-11-02 12:29:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-02 12:29:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2024-11-02 12:29:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-02 12:29:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_get_at [2024-11-02 12:29:22,251 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_get_at [2024-11-02 12:29:22,747 INFO L238 CfgBuilder]: Building ICFG [2024-11-02 12:29:22,750 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-02 12:29:27,999 INFO L? ?]: Removed 252 outVars from TransFormulas that were not future-live. [2024-11-02 12:29:28,000 INFO L287 CfgBuilder]: Performing block encoding [2024-11-02 12:29:28,902 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-02 12:29:28,906 INFO L316 CfgBuilder]: Removed 8 assume(true) statements. [2024-11-02 12:29:28,907 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:29:28 BoogieIcfgContainer [2024-11-02 12:29:28,907 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-02 12:29:28,911 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-02 12:29:28,912 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-02 12:29:28,917 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-02 12:29:28,917 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.11 12:29:18" (1/3) ... [2024-11-02 12:29:28,919 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594c63ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:29:28, skipping insertion in model container [2024-11-02 12:29:28,919 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.11 12:29:21" (2/3) ... [2024-11-02 12:29:28,920 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@594c63ef and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.11 12:29:28, skipping insertion in model container [2024-11-02 12:29:28,921 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.11 12:29:28" (3/3) ... [2024-11-02 12:29:28,924 INFO L112 eAbstractionObserver]: Analyzing ICFG aws_priority_queue_remove_harness.i [2024-11-02 12:29:28,954 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-02 12:29:28,954 INFO L154 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2024-11-02 12:29:29,054 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-11-02 12:29:29,062 INFO L333 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, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, 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;@6e9f4310, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-02 12:29:29,063 INFO L334 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2024-11-02 12:29:29,070 INFO L276 IsEmpty]: Start isEmpty. Operand has 404 states, 207 states have (on average 1.21256038647343) internal successors, (251), 212 states have internal predecessors, (251), 166 states have call successors, (166), 28 states have call predecessors, (166), 28 states have return successors, (166), 166 states have call predecessors, (166), 166 states have call successors, (166) [2024-11-02 12:29:29,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2024-11-02 12:29:29,087 INFO L207 NwaCegarLoop]: Found error trace [2024-11-02 12:29:29,088 INFO L215 NwaCegarLoop]: trace histogram [9, 6, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-02 12:29:29,089 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [my_abortErr0ASSERT_VIOLATIONERROR_FUNCTION, __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-11-02 12:29:29,095 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-02 12:29:29,095 INFO L85 PathProgramCache]: Analyzing trace with hash -2087378312, now seen corresponding path program 1 times [2024-11-02 12:29:29,106 INFO L118 FreeRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2024-11-02 12:29:29,107 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1110830090] [2024-11-02 12:29:29,107 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:29:29,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-02 12:29:38,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-02 12:29:40,308 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2024-11-02 12:29:40,309 INFO L136 FreeRefinementEngine]: Strategy SIFA_TAIPAN found an infeasible trace [2024-11-02 12:29:40,309 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1110830090] [2024-11-02 12:29:40,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1110830090] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-02 12:29:40,311 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [380340867] [2024-11-02 12:29:40,311 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-02 12:29:40,311 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-02 12:29:40,312 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 [2024-11-02 12:29:40,314 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-02 12:29:40,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b832d0df-993d-42b8-81ac-227b9a79f526/bin/utaipan-verify-DbMuA5NWw2/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process