./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 3a877d22 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 44162e1142387f3513ac3cf9af71d3c7aa6399e99cd364d08a07ceb8efc80a41 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:44,802 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:44,805 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:44,832 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:44,832 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:44,833 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:44,834 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:44,835 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:44,837 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:44,840 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:44,841 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:44,842 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:44,842 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:44,847 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:44,848 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:44,850 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:44,850 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:44,851 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:44,852 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:44,855 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:44,856 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:44,868 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:44,872 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:44,873 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:44,875 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:44,878 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:44,878 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:44,879 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:44,879 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:44,880 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:44,880 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:44,880 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:44,881 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:44,882 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:44,882 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:44,882 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:44,883 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:44,883 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:44,883 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:44,884 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:44,885 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:44,894 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Default.epf [2021-12-15 12:31:44,923 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:44,923 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:44,923 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:44,924 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:44,924 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:44,925 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:44,925 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:44,925 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:44,925 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:44,926 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:44,926 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-15 12:31:44,926 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:44,927 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:44,927 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:44,928 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:44,928 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:44,928 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:44,928 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:44,928 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:44,928 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:44,929 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:44,929 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:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44162e1142387f3513ac3cf9af71d3c7aa6399e99cd364d08a07ceb8efc80a41 [2021-12-15 12:31:45,133 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:45,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:45,156 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:45,157 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:45,158 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:45,158 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i [2021-12-15 12:31:45,212 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6909d26b2/062345faf5964255bae078f8abfc58ff/FLAG18adeba0f [2021-12-15 12:31:45,788 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:45,788 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i [2021-12-15 12:31:45,818 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6909d26b2/062345faf5964255bae078f8abfc58ff/FLAG18adeba0f [2021-12-15 12:31:45,978 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6909d26b2/062345faf5964255bae078f8abfc58ff [2021-12-15 12:31:45,981 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:45,982 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:45,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:45,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:45,987 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:45,987 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:45" (1/1) ... [2021-12-15 12:31:45,988 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ca359f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:45, skipping insertion in model container [2021-12-15 12:31:45,988 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:45" (1/1) ... [2021-12-15 12:31:45,993 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:46,103 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:46,333 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4496,4509] [2021-12-15 12:31:46,339 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4556,4569] [2021-12-15 12:31:47,065 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,065 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,066 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,066 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,067 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,076 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,078 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,080 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,082 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,084 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,085 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,086 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,323 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:47,324 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:47,325 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:47,326 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:47,327 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:47,327 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:47,328 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:47,328 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:47,328 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:47,329 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:47,434 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:47,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,646 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,666 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,667 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,672 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,692 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,693 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,694 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,695 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,730 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:47,763 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:31:47,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4496,4509] [2021-12-15 12:31:47,781 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4556,4569] [2021-12-15 12:31:47,814 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,814 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,815 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,815 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,816 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,821 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,822 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,824 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,825 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,825 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,826 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,827 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,827 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,847 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:47,847 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:47,848 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:47,848 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:47,849 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:47,849 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:47,851 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:47,851 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:47,852 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:47,852 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:47,871 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:47,959 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,960 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,964 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,965 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,966 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,967 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,975 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,975 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,976 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,977 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,977 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:47,987 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:48,165 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:31:48,166 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48 WrapperNode [2021-12-15 12:31:48,166 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:48,167 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:48,167 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:31:48,168 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:31:48,173 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,263 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,330 INFO L137 Inliner]: procedures = 775, calls = 2435, calls flagged for inlining = 69, calls inlined = 18, statements flattened = 938 [2021-12-15 12:31:48,331 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:48,332 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:31:48,332 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:31:48,332 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:31:48,339 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,339 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,352 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,352 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,404 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,418 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,433 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,439 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:31:48,440 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:31:48,440 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:31:48,440 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:31:48,447 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (1/1) ... [2021-12-15 12:31:48,453 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:48,461 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:31:48,488 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:31:48,494 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:31:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2021-12-15 12:31:48,515 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-15 12:31:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:31:48,516 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:31:48,516 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:31:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:31:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:31:48,517 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:31:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:31:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:31:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:31:48,517 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:31:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:31:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:31:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:31:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:31:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:31:48,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:31:48,518 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:31:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:31:48,519 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-15 12:31:48,519 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:31:48,520 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:31:48,520 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:48,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_equals [2021-12-15 12:31:48,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:31:48,520 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:31:48,520 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:31:48,520 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:31:48,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:31:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:48,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_uninterpreted_hasher [2021-12-15 12:31:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-12-15 12:31:48,521 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-12-15 12:31:48,521 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:31:48,521 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:31:48,522 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2021-12-15 12:31:48,522 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2021-12-15 12:31:48,524 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-12-15 12:31:48,524 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-12-15 12:31:48,524 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:31:48,524 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:31:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:31:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:31:48,525 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:31:48,525 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:31:48,526 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:31:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2021-12-15 12:31:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2021-12-15 12:31:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:31:48,530 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~X~$Pointer$~TO~int [2021-12-15 12:31:48,530 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-15 12:31:48,775 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:31:48,776 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:31:48,918 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2021-12-15 12:31:48,918 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2021-12-15 12:31:49,350 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2021-12-15 12:31:49,361 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:31:49,367 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:31:49,367 INFO L301 CfgBuilder]: Removed 13 assume(true) statements. [2021-12-15 12:31:49,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:49 BoogieIcfgContainer [2021-12-15 12:31:49,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:31:49,370 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:31:49,370 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:31:49,373 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:31:49,373 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:45" (1/3) ... [2021-12-15 12:31:49,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af0380a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:49, skipping insertion in model container [2021-12-15 12:31:49,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:48" (2/3) ... [2021-12-15 12:31:49,374 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4af0380a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:31:49, skipping insertion in model container [2021-12-15 12:31:49,374 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:31:49" (3/3) ... [2021-12-15 12:31:49,375 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_foreach_harness.i [2021-12-15 12:31:49,381 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:31:49,381 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:31:49,424 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:31:49,433 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 12:31:49,433 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:31:49,454 INFO L276 IsEmpty]: Start isEmpty. Operand has 288 states, 187 states have (on average 1.267379679144385) internal successors, (237), 184 states have internal predecessors, (237), 81 states have call successors, (81), 22 states have call predecessors, (81), 22 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2021-12-15 12:31:49,465 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2021-12-15 12:31:49,465 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:31:49,488 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:31:49,489 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:31:49,493 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:31:49,493 INFO L85 PathProgramCache]: Analyzing trace with hash -1669380125, now seen corresponding path program 1 times [2021-12-15 12:31:49,499 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-15 12:31:49,499 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1629446097] [2021-12-15 12:31:49,500 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:31:49,500 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-15 12:31:49,591 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-12-15 12:31:49,592 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:89) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:31:49,599 INFO L158 Benchmark]: Toolchain (without parser) took 3615.89ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 57.9MB in the beginning and 109.4MB in the end (delta: -51.4MB). Peak memory consumption was 84.7MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,599 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:31:49,602 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2182.11ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 57.7MB in the beginning and 92.8MB in the end (delta: -35.1MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,603 INFO L158 Benchmark]: Boogie Procedure Inliner took 164.04ms. Allocated memory is still 182.5MB. Free memory was 92.8MB in the beginning and 80.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,604 INFO L158 Benchmark]: Boogie Preprocessor took 107.15ms. Allocated memory is still 182.5MB. Free memory was 80.3MB in the beginning and 119.7MB in the end (delta: -39.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,604 INFO L158 Benchmark]: RCFGBuilder took 929.24ms. Allocated memory is still 182.5MB. Free memory was 118.6MB in the beginning and 66.7MB in the end (delta: 52.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,604 INFO L158 Benchmark]: TraceAbstraction took 227.49ms. Allocated memory is still 182.5MB. Free memory was 66.7MB in the beginning and 109.4MB in the end (delta: -42.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. [2021-12-15 12:31:49,608 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 98.6MB. Free memory was 55.2MB in the beginning and 55.1MB in the end (delta: 69.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2182.11ms. Allocated memory was 98.6MB in the beginning and 182.5MB in the end (delta: 83.9MB). Free memory was 57.7MB in the beginning and 92.8MB in the end (delta: -35.1MB). Peak memory consumption was 68.9MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 164.04ms. Allocated memory is still 182.5MB. Free memory was 92.8MB in the beginning and 80.3MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 107.15ms. Allocated memory is still 182.5MB. Free memory was 80.3MB in the beginning and 119.7MB in the end (delta: -39.4MB). Peak memory consumption was 6.5MB. Max. memory is 16.1GB. * RCFGBuilder took 929.24ms. Allocated memory is still 182.5MB. Free memory was 118.6MB in the beginning and 66.7MB in the end (delta: 52.0MB). Peak memory consumption was 63.5MB. Max. memory is 16.1GB. * TraceAbstraction took 227.49ms. Allocated memory is still 182.5MB. Free memory was 66.7MB in the beginning and 109.4MB in the end (delta: -42.7MB). Peak memory consumption was 10.7MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:31:49,636 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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 Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 44162e1142387f3513ac3cf9af71d3c7aa6399e99cd364d08a07ceb8efc80a41 --- Real Ultimate output --- This is Ultimate 0.2.2-3a877d227dc491413fd706022d0c47cd97beb353-3a877d2 [2021-12-15 12:31:51,358 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-15 12:31:51,359 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-15 12:31:51,383 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-15 12:31:51,384 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-15 12:31:51,385 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-15 12:31:51,385 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-15 12:31:51,387 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-15 12:31:51,388 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-15 12:31:51,389 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-15 12:31:51,389 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-15 12:31:51,390 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-15 12:31:51,390 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-15 12:31:51,393 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-15 12:31:51,395 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-15 12:31:51,401 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-15 12:31:51,402 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-15 12:31:51,405 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-15 12:31:51,409 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-15 12:31:51,414 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-15 12:31:51,415 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-15 12:31:51,417 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-15 12:31:51,417 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-15 12:31:51,419 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-15 12:31:51,423 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-15 12:31:51,425 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-15 12:31:51,425 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-15 12:31:51,426 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-15 12:31:51,427 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-15 12:31:51,428 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-15 12:31:51,428 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-15 12:31:51,428 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-15 12:31:51,429 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-15 12:31:51,430 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-15 12:31:51,432 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-15 12:31:51,433 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-15 12:31:51,433 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-15 12:31:51,433 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-15 12:31:51,433 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-15 12:31:51,434 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-15 12:31:51,435 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-15 12:31:51,436 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-64bit-Automizer_Bitvector.epf [2021-12-15 12:31:51,460 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-15 12:31:51,460 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-15 12:31:51,461 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-15 12:31:51,461 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-15 12:31:51,462 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-15 12:31:51,462 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-15 12:31:51,463 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-15 12:31:51,463 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-15 12:31:51,463 INFO L138 SettingsManager]: * Use SBE=true [2021-12-15 12:31:51,463 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-15 12:31:51,464 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-15 12:31:51,464 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-15 12:31:51,464 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-15 12:31:51,465 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-15 12:31:51,466 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-15 12:31:51,466 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-15 12:31:51,466 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-15 12:31:51,466 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-15 12:31:51,466 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:51,466 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2021-12-15 12:31:51,467 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-15 12:31:51,468 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-15 12:31:51,468 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-12-15 12:31:51,468 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 44162e1142387f3513ac3cf9af71d3c7aa6399e99cd364d08a07ceb8efc80a41 [2021-12-15 12:31:51,771 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-15 12:31:51,787 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-15 12:31:51,789 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-15 12:31:51,790 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-15 12:31:51,792 INFO L275 PluginConnector]: CDTParser initialized [2021-12-15 12:31:51,793 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i [2021-12-15 12:31:51,843 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/037612b83/f8cfeb0d02bd4b8296c3e5232a8ebb67/FLAG4f646c8df [2021-12-15 12:31:52,517 INFO L306 CDTParser]: Found 1 translation units. [2021-12-15 12:31:52,518 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i [2021-12-15 12:31:52,546 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/037612b83/f8cfeb0d02bd4b8296c3e5232a8ebb67/FLAG4f646c8df [2021-12-15 12:31:52,869 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/037612b83/f8cfeb0d02bd4b8296c3e5232a8ebb67 [2021-12-15 12:31:52,871 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-15 12:31:52,872 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-15 12:31:52,872 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:52,873 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-15 12:31:52,875 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-15 12:31:52,876 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:52" (1/1) ... [2021-12-15 12:31:52,876 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@283e232a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:52, skipping insertion in model container [2021-12-15 12:31:52,877 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 15.12 12:31:52" (1/1) ... [2021-12-15 12:31:52,881 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-15 12:31:52,954 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:53,177 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4496,4509] [2021-12-15 12:31:53,185 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4556,4569] [2021-12-15 12:31:54,096 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,097 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,097 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,097 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,107 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,108 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,110 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,110 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,111 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,112 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,112 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,112 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,416 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:54,417 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:54,418 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:54,418 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:54,419 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:54,419 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:54,420 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:54,420 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:54,420 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:54,421 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:54,518 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:54,721 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,722 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,736 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,737 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,741 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,745 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,755 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,756 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,757 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,757 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,791 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:54,827 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-12-15 12:31:54,883 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-15 12:31:54,887 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4496,4509] [2021-12-15 12:31:54,888 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4556,4569] [2021-12-15 12:31:54,924 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,925 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,925 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,926 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,926 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,931 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,933 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,934 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,935 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,936 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:54,964 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:54,965 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:54,966 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:54,967 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:54,967 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:54,968 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:54,968 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:54,968 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:54,969 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:54,969 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:54,990 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:55,080 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,081 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,086 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,087 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,088 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,089 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,096 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,097 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,098 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,099 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,110 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:55,140 INFO L203 MainTranslator]: Completed pre-run [2021-12-15 12:31:55,155 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4496,4509] [2021-12-15 12:31:55,156 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/aws-c-common/aws_hash_table_foreach_harness.i[4556,4569] [2021-12-15 12:31:55,175 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,175 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,175 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,176 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,176 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,179 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,180 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,180 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,181 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,181 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,182 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,183 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,183 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,200 WARN L610 FunctionHandler]: implicit declaration of function __atomic_load_n [2021-12-15 12:31:55,201 WARN L610 FunctionHandler]: implicit declaration of function __atomic_store_n [2021-12-15 12:31:55,201 WARN L610 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2021-12-15 12:31:55,201 WARN L610 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2021-12-15 12:31:55,202 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2021-12-15 12:31:55,202 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2021-12-15 12:31:55,203 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2021-12-15 12:31:55,203 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2021-12-15 12:31:55,203 WARN L610 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2021-12-15 12:31:55,203 WARN L610 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2021-12-15 12:31:55,216 WARN L610 FunctionHandler]: implicit declaration of function __builtin_va_copy [2021-12-15 12:31:55,274 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,275 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,282 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,283 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,322 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,329 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,330 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,330 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,331 WARN L1533 CHandler]: Possible shadowing of function index [2021-12-15 12:31:55,361 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-15 12:31:55,555 INFO L208 MainTranslator]: Completed translation [2021-12-15 12:31:55,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55 WrapperNode [2021-12-15 12:31:55,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-15 12:31:55,556 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:55,557 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-15 12:31:55,557 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-15 12:31:55,561 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,632 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,678 INFO L137 Inliner]: procedures = 795, calls = 2435, calls flagged for inlining = 71, calls inlined = 17, statements flattened = 899 [2021-12-15 12:31:55,678 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-15 12:31:55,679 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-15 12:31:55,679 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-15 12:31:55,679 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-15 12:31:55,685 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,686 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,693 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,694 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,756 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-15 12:31:55,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-15 12:31:55,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-15 12:31:55,768 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-15 12:31:55,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (1/1) ... [2021-12-15 12:31:55,774 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-15 12:31:55,781 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-15 12:31:55,793 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-15 12:31:55,810 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-15 12:31:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2021-12-15 12:31:55,818 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2021-12-15 12:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2021-12-15 12:31:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-15 12:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-15 12:31:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_is_valid [2021-12-15 12:31:55,819 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_is_valid [2021-12-15 12:31:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-15 12:31:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-15 12:31:55,819 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-15 12:31:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-15 12:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-15 12:31:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2021-12-15 12:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2021-12-15 12:31:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2021-12-15 12:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2021-12-15 12:31:55,820 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-15 12:31:55,820 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-15 12:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-15 12:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_plus [2021-12-15 12:31:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_plus [2021-12-15 12:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-15 12:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_uint64_t [2021-12-15 12:31:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_uint64_t [2021-12-15 12:31:55,821 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_power_of_two [2021-12-15 12:31:55,821 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_power_of_two [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE4 [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE8 [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure hash_table_state_required_bytes [2021-12-15 12:31:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure hash_table_state_required_bytes [2021-12-15 12:31:55,822 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:31:55,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~VOID [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE8 [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure s_get_next_element [2021-12-15 12:31:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure s_get_next_element [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2021-12-15 12:31:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_int [2021-12-15 12:31:55,823 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_int [2021-12-15 12:31:55,823 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_iter_is_valid [2021-12-15 12:31:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_iter_is_valid [2021-12-15 12:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE8 [2021-12-15 12:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE4 [2021-12-15 12:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure aws_hash_table_is_valid [2021-12-15 12:31:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_hash_table_is_valid [2021-12-15 12:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2021-12-15 12:31:55,824 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2021-12-15 12:31:55,824 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2021-12-15 12:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure aws_add_size_checked [2021-12-15 12:31:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_add_size_checked [2021-12-15 12:31:55,825 INFO L130 BoogieDeclarations]: Found specification of procedure s_remove_entry [2021-12-15 12:31:55,825 INFO L138 BoogieDeclarations]: Found implementation of procedure s_remove_entry [2021-12-15 12:31:56,094 INFO L236 CfgBuilder]: Building ICFG [2021-12-15 12:31:56,095 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-15 12:31:57,289 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##35: assume !true; [2021-12-15 12:31:57,289 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##11: assume !true; [2021-12-15 12:32:00,445 INFO L768 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !true; [2021-12-15 12:32:00,462 INFO L277 CfgBuilder]: Performing block encoding [2021-12-15 12:32:00,468 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-15 12:32:00,468 INFO L301 CfgBuilder]: Removed 13 assume(true) statements. [2021-12-15 12:32:00,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:00 BoogieIcfgContainer [2021-12-15 12:32:00,470 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-15 12:32:00,472 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-15 12:32:00,472 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-15 12:32:00,474 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-15 12:32:00,474 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 15.12 12:31:52" (1/3) ... [2021-12-15 12:32:00,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1adcc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:00, skipping insertion in model container [2021-12-15 12:32:00,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 15.12 12:31:55" (2/3) ... [2021-12-15 12:32:00,475 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@a1adcc5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 15.12 12:32:00, skipping insertion in model container [2021-12-15 12:32:00,475 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 15.12 12:32:00" (3/3) ... [2021-12-15 12:32:00,476 INFO L111 eAbstractionObserver]: Analyzing ICFG aws_hash_table_foreach_harness.i [2021-12-15 12:32:00,479 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-15 12:32:00,480 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-12-15 12:32:00,512 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-15 12:32:00,516 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-15 12:32:00,516 INFO L340 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2021-12-15 12:32:00,530 INFO L276 IsEmpty]: Start isEmpty. Operand has 257 states, 169 states have (on average 1.2840236686390532) internal successors, (217), 166 states have internal predecessors, (217), 71 states have call successors, (71), 19 states have call predecessors, (71), 19 states have return successors, (71), 71 states have call predecessors, (71), 71 states have call successors, (71) [2021-12-15 12:32:00,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2021-12-15 12:32:00,538 INFO L506 BasicCegarLoop]: Found error trace [2021-12-15 12:32:00,539 INFO L514 BasicCegarLoop]: trace histogram [8, 8, 8, 3, 3, 3, 3, 3, 3, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-15 12:32:00,539 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2021-12-15 12:32:00,543 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-15 12:32:00,543 INFO L85 PathProgramCache]: Analyzing trace with hash 1301326359, now seen corresponding path program 1 times [2021-12-15 12:32:00,554 INFO L121 FreeRefinementEngine]: Executing refinement strategy WOLF [2021-12-15 12:32:00,554 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1453859621] [2021-12-15 12:32:00,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-15 12:32:00,555 INFO L168 SolverBuilder]: Constructing external solver with command: mathsat -unsat_core_generation=3 [2021-12-15 12:32:00,555 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat [2021-12-15 12:32:00,557 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2021-12-15 12:32:00,564 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2021-12-15 12:32:00,685 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 (2)] Forceful destruction successful, exit code 0 [2021-12-15 12:32:00,881 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat -unsat_core_generation=3 [2021-12-15 12:32:00,881 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.UnsupportedOperationException: Set is immutable at de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.UnmodifiableTransFormula.removeSuperfluousVars(UnmodifiableTransFormula.java:212) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.transitions.TransFormulaBuilder.finishConstruction(TransFormulaBuilder.java:273) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.constructGlobalVarsAssignment(OldVarsAssignmentCache.java:155) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.OldVarsAssignmentCache.getGlobalVarsAssignment(OldVarsAssignmentCache.java:93) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:89) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.DefaultTransFormulas.getGlobalVarAssignmentFromValidPos(DefaultTransFormulas.java:1) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedFormulas.getGlobalVarAssignment(NestedFormulas.java:126) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckUtils.decoupleArrayValues(TraceCheckUtils.java:384) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheck.(InterpolatingTraceCheck.java:87) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.TraceCheckSpWp.(TraceCheckSpWp.java:132) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:108) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleSpWp.construct(IpTcStrategyModuleSpWp.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:100) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:211) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:124) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:88) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:76) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:610) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:413) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.startCegar(AbstractCegarLoop.java:348) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.runCegar(AbstractCegarLoop.java:330) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopUtils.getCegarLoopResult(CegarLoopUtils.java:56) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.executeCegarLoop(TraceAbstractionStarter.java:393) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseProgram(TraceAbstractionStarter.java:303) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.analyseSequentialProgram(TraceAbstractionStarter.java:263) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:176) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:155) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:123) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2021-12-15 12:32:00,885 INFO L158 Benchmark]: Toolchain (without parser) took 8012.73ms. Allocated memory was 62.9MB in the beginning and 167.8MB in the end (delta: 104.9MB). Free memory was 33.6MB in the beginning and 61.7MB in the end (delta: -28.2MB). Peak memory consumption was 75.7MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,885 INFO L158 Benchmark]: CDTParser took 0.45ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. [2021-12-15 12:32:00,885 INFO L158 Benchmark]: CACSL2BoogieTranslator took 2683.40ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 33.4MB in the beginning and 57.1MB in the end (delta: -23.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,886 INFO L158 Benchmark]: Boogie Procedure Inliner took 121.89ms. Allocated memory is still 138.4MB. Free memory was 57.1MB in the beginning and 44.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,886 INFO L158 Benchmark]: Boogie Preprocessor took 88.22ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 44.5MB in the beginning and 104.6MB in the end (delta: -60.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,886 INFO L158 Benchmark]: RCFGBuilder took 4702.91ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 81.0MB in the end (delta: 23.6MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,887 INFO L158 Benchmark]: TraceAbstraction took 412.17ms. Allocated memory is still 167.8MB. Free memory was 80.0MB in the beginning and 61.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2021-12-15 12:32:00,888 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.45ms. Allocated memory is still 62.9MB. Free memory was 45.3MB in the beginning and 45.2MB in the end (delta: 48.8kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 2683.40ms. Allocated memory was 62.9MB in the beginning and 138.4MB in the end (delta: 75.5MB). Free memory was 33.4MB in the beginning and 57.1MB in the end (delta: -23.7MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 121.89ms. Allocated memory is still 138.4MB. Free memory was 57.1MB in the beginning and 44.5MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 88.22ms. Allocated memory was 138.4MB in the beginning and 167.8MB in the end (delta: 29.4MB). Free memory was 44.5MB in the beginning and 104.6MB in the end (delta: -60.1MB). Peak memory consumption was 7.9MB. Max. memory is 16.1GB. * RCFGBuilder took 4702.91ms. Allocated memory is still 167.8MB. Free memory was 104.6MB in the beginning and 81.0MB in the end (delta: 23.6MB). Peak memory consumption was 77.0MB. Max. memory is 16.1GB. * TraceAbstraction took 412.17ms. Allocated memory is still 167.8MB. Free memory was 80.0MB in the beginning and 61.7MB in the end (delta: 18.3MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: UnsupportedOperationException: Set is immutable: de.uni_freiburg.informatik.ultimate.util.datastructures.ImmutableSet.retainAll(ImmutableSet.java:338) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2021-12-15 12:32:00,923 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/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: ERROR: ExceptionOrErrorResult: UnsupportedOperationException: Set is immutable